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sciq
sciq_01_11204
What is the term for the process in which glucose is made using light energy?
[ "hydration", "photosynthesis", "compress", "glycolysis" ]
B
Most living things use glucose for energy. The process in which glucose is made using light energy is photosynthesis. Water and carbon dioxide are needed for this process, and oxygen is produced as a byproduct. Photosynthetic organisms include plants, algae, and some bacteria.
sciq
sciq_01_04323
The attractive force between water molecules is what kind of reaction?
[ "aquatic reaction", "symmetrical reaction", "dipole reaction", "diffusion reaction" ]
C
The attractive force between water molecules is a dipole interaction. The hydrogen atoms are bound to the highly electronegative oxygen atom (which also possesses two lone pair sets of electrons, making for a very polar bond. The partially positive hydrogen atom of one molecule is then attracted to the oxygen atom of a...
ARC-Easy
arc_04_00098
When an iron nail wrapped in a copper wire is attached to a circuit, it forms
[ "a battery.", "an engine.", "an insulator.", "an electromagnet." ]
D
null
medmcqa
medmcqa_05_04708
Vascular sign of narath is seen In?
[ "Posterior dislocation of hip", "Sub trochantric fracture of hip", "Anterior dislocation of hip", "Central dislocation of hip" ]
A
ANSWER: (A) Posterior dislocation of hipREF: Apley's 8th ed p. 681Vascular sign of narath is positive in posterior dislocation of hip joint. Due to posterior dislocation, the hipjoint falls on the femoral artery, and this causes feeble or absent femoral pulse.
medmcqa
medmcqa_05_02372
Fisch classification is used for classifying which of the following malignancy?
[ "Paraveebral tumours", "Glomus tumor", "Synol sarcomas", "Retroperitoneal tumours" ]
B
The two grading systems which has been developed to classify glomus tumors are Fisch classification and Glasscock - Jackson classification. Fisch classification of glomus tumors: Class A: Tumors limited to the middle ear cleft. Class B: Tumors limited to the tympanomastoid area without destruction of bone in the infral...
sciq
sciq_01_09554
Tuna have been shown to contain high levels of what metal?
[ "cadmium", "titanium", "mercury", "iron" ]
C
The higher up a food chain that humans eat, the greater the levels of toxic metals they take in. That’s why people should avoid eating too much of large fish such as tuna. Tuna are predators near the top of their food chains. They have been shown to contain high levels of mercury. In people, heavy metals can damage the...
medmcqa
medmcqa_05_02720
Brain pa resistant to hypoxia is
[ "Cerebral coex", "Basal ganglia", "Thalamus", "Structures in brainstem" ]
D
The brainstem (or brain stem) is the posterior pa of the brain, adjoining and structurally continuous with the spinal cord. In the human brain, the brainstem includes the midbrain, the pons, and the medulla oblongata. Sometimes the diencephalon, the caudal pa of the forebrain, is included.Ref: Ganong&;s review of medic...
sciq
sciq_01_04984
What type of scale is the richter scale?
[ "logarithmic", "dimensional", "asymmetric", "algorithmic" ]
A
7. Like the Richter scale, the moment magnitude scale is logarithmic. The 2011 Tōhoku earthquake in Japan was 9.0 and did tremendous damage. A few months earlier, an 8.8 struck Chile and did much less damage. Why?.
ARC-Easy
arc_04_01528
Which event becomes more likely during a drought in a prairie ecosystem?
[ "fire", "tornado", "landslide", "earthquake" ]
A
null
medmcqa
medmcqa_05_02723
Increased BP & decreased hea rate is seen in
[ "Hemorrhage", "High altitude", "Raised intracranial pressure", "Anemia" ]
C
Cushings reflex is a special type of CNS ischemic response. The cause is raised intracranial tension. When blood flow to the VMC is decreased., it suffers from ischemia. The VMC is stimulated leading to vasoconstriction and increase in BP. There is simultaneous stimulation of cardioinhibitory center by sinoaoic reflex ...
math_qa
mathqa_03_00288
the total price of a basic computer and printer are $ 2,500 . if the same printer had been purchased with an enhanced computer whose price was $ 500 more than the price of the basic computer , then the price of the printer would have been 1 / 4 of that total . what was the price of the basic computer ?
[ "1500", "1600", "1750", "1900" ]
C
"let the price of basic computer be c and the price of the printer be p : c + p = $ 2,500 . the price of the enhanced computer will be c + 500 and total price for that computer and the printer will be 2,500 + 500 = $ 3,000 . now , we are told that the price of the printer is 1 / 4 of that new total price : p = 1 / 4 * ...
sciq
sciq_01_08210
Plane mirrors work because the light rays create what behind the mirror?
[ "a mirror image", "a entire image", "a virtual example", "a virtual image" ]
D
The sketch below shows how we see an image in a plane mirror. Plane mirrors work because the light rays create a virtual image behind the mirror. Light rays from the object strike the mirror and reflect according to the law of reflection. When some of the light rays enter our eye, our eye and brain interpret these rays...
sciq
sciq_01_01776
What is the acid that is released by the stomach that kills most pathogens that enter the stomach?
[ "hydrochloric acid", "Hydrofluoric Acid", "Nitric Acid", "Sulfuric Acid" ]
A
The stomach also releases a very strong acid, called hydrochloric acid. This acid kills most pathogens that enter the stomach in food or water. Urine is also acidic, so few pathogens can grow in it.
openbookqa
obqa_02_01803
Where would sponges most likely be found making their home?
[ "a great pyramid", "a rotting ship", "a ski lift", "a skyscraper" ]
B
an ecosystem contains nonliving things
sciq
sciq_01_03361
Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?
[ "proteins", "acids", "minerals", "cells" ]
A
Ion Transport The Na+, K+, Mg2+, and Ca2+ ions are important components of intracellular and extracellular fluids. Both Na+ and Ca2+ are found primarily in extracellular fluids, such as blood plasma, whereas K + and Mg2+ are found primarily in intracellular fluids. Substantial inputs of energy are required to establish...
ARC-Easy
arc_04_00709
Which property of an object can be described as smooth?
[ "color", "odor", "size", "texture" ]
D
null
medmcqa
medmcqa_05_00076
The selection of a pulp protecting agent does not depend on:
[ "Remaining dentin thickness", "Choice of restorative material", "Symptoms of the patient", "Stage of tooth development" ]
D
The base is selected according to: Design of the cavity Type of permanent restorative material used Proximity of the pulp to the cavity walls
ARC-Easy
arc_04_01076
Which is an example of a different substance being formed?
[ "glass breaking", "metal melting", "water freezing", "wood burning" ]
D
null
medmcqa
medmcqa_05_02392
Amyloid depostion and raised serum calcitonin levels are seen in which thyroid tumor?
[ "Papillary carcinoma", "Follicular carcinoma", "Medullary carcinoma", "Anaplastic carcinoma" ]
C
Acellular amyloid deposits derived from calcitonin polypeptides are present in stroma in many cases of medullary thyroid carcinoma. Calcitonin is readily demonstrable within cytoplasm of tumor cells & stromal amyloid by immunohistochemical methods. In addition to circulating calcitonin, secretion of carcinoembryonic an...
openbookqa
obqa_02_02399
The crust under everyone's feet is
[ "a tribe of human-like beings that live underground", "the best pizza crust around", "the ice that forms in cold regions", "the outer covering of the third planet from the sun" ]
D
the crust is a layer of the Earth
math_qa
mathqa_03_04755
if n = 2.0254 and n * is the decimal obtained by rounding n to the nearest hundredth , what is the value of n * – n ?
[ "- 0.0053", "- 0.0003", "0.0007", "0.0046" ]
D
"n * = 2.03 n * - n = 2.03 - 2.0254 0.0046 answer : d"
math_qa
mathqa_03_04375
a goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 30 seconds . what is the length of the goods train ?
[ "230 m", "350 m", "260 m", "270 m" ]
B
"explanation : speed = [ 72 x ( 5 / 18 ) ] m / sec = 20 m / sec . time = 30 sec . let the length of the train be x metres . then , [ ( x + 250 ) / 30 ] = 20 = > x + 250 = 600 = > x = 350 . answer : b"
sciq
sciq_01_07138
Predicting the possible genotypes and phenotypes from a genetic cross is often aided by a what?
[ "balusters square", "dinobot square", "punnett square", "axle square" ]
C
Though the above fruit may not result, it would be nice to scientifically predict what would result. Predicting the possible genotypes and phenotypes from a genetic cross is often aided by a Punnett square.
medmcqa
medmcqa_05_00986
Method of bacterial gene transfer where viruses play role:
[ "Transduction", "Conjugation", "Translation", "Transformation" ]
A
Ans. (a) TransductionRef: Microbiology by Ananthanarayan and Paniker 8th ed./ 61, 63* Transduction: transfer of genetic material from one bacterium to another by a bacteriophage.* Bacteriophages are viruses that parasites bacteria and consist of a nucleic acid core and a protein coat.
ARC-Easy
arc_04_01583
Which phase change in the atmosphere forms clouds?
[ "evaporation", "freezing", "condensation", "melting" ]
C
null
openbookqa
obqa_02_03866
Rabbits can be found in
[ "filthy magazines", "nuclear reactors", "moonbeams", "treed areas" ]
D
some rabbits live in forests
medmcqa
medmcqa_05_04007
Which of the following electrolyle disturbances are observed in cirrhotic patients?
[ "Hypovolemic hyponatremia", "Euvolemic hyponatremia", "Hypervolemic hyponatremia", "Euvolemic hypernatremia" ]
C
Congestive Hea Failure (CHF), cirrhosis, and nephrotic syndrome all are causes of hypervolemic hyponatremia. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 345
medmcqa
medmcqa_05_00570
Which of the following ovarian tumor is most prone to undergo torsion during pregnancy?
[ "Serous cystadenoma", "Mucinous cystadenoma", "Dermoid cyst", "Theca lutein cyst" ]
C
Ans. is c, i.e. Dermoid cystRef. Novak 14/e, p 510; Dutta Obs. 6/e, p 310"Incidence of dermoid cyst increases two times in pregnancy and it becomes the most commonly diagnosed ovarian tumour during pregnancy." --Dutta Obs. 7/e, p 310"A benign cystic teratoma is the most common neoplasm to undergo torsion." --Novak 14/e...
sciq
sciq_01_07942
What is the term for the stalk connecting a leaf to a stem?
[ "base", "petiole", "cuticle", "blades" ]
B
Figure 30.4 Leaves are attached to the plant stem at areas called nodes. An internode is the stem region between two nodes. The petiole is the stalk connecting the leaf to the stem. The leaves just above the nodes arose from axillary buds.
openbookqa
obqa_02_00208
A side effect of having a Husky as a pet is that when she sheds
[ "the dog enjoys being washed out", "washing all the fur is easy", "it takes hours to vacuum all of the fur", "the fur is still attached to the skin" ]
C
shedding is when an animal loses hair
ARC-Easy
arc_04_00766
Plants transform energy when they make their own food. Which type of energy is used by plants for making food?
[ "electrical", "heat", "light", "mechanical" ]
C
null
sciq
sciq_01_03727
Scientists found that the youngest rocks on the seafloor were where?
[ "mid-ocean ridges", "mid - ocean glaciers", "trenches.", "mid - ocean sediments" ]
A
The scientists used geologic dating techniques on seafloor rocks. They found that the youngest rocks on the seafloor were at the mid-ocean ridges. The rocks get older with distance from the ridge crest. The scientists were surprised to find that the oldest seafloor is less than 180 million years old. This may seem old,...
openbookqa
obqa_02_01983
Perspiration leaving the torso through evaporation helps
[ "quench it's thirst", "heat it up", "cool it down", "wash it off" ]
C
sweat cools a body
medmcqa
medmcqa_05_00020
A 70 year old female presents with a lesion on cheek with pearly raised border & telangiectasia on surface of lesion.Diagnosis is:
[ "Basal cell carcinoma", "Squamous cell carcinoma", "Actinic keratosis", "Wart" ]
A
Lesion with pearly border associated with telangiectasia suggests of Basal cell carcinoma.
medmcqa
medmcqa_05_00419
In which of the following conditions Berlin's edema is
[ "Open angle glaucoma", "After cataract surgery", "After concussional trauma", "Diabetic retinopathy" ]
C
C i.e. After concussion trauma Blunt trauma to eye may produce Berlin's edema or commotio retinae Q which is a cloudy swelling characterized by a grey appaerance, most frequently in the temporal region. It may also manifest as cherry red spot in the foveal region.
ARC-Challenge
arc_04_02761
Which fact about water is an example of a chemical property?
[ "Water expands when it freezes.", "The boiling point of water is 100ºC.", "Water can separate into hydrogen and oxygen.", "The density of water is greater than the density of ice." ]
C
null
sciq
sciq_01_06383
Mass and volume are examples of what kind of properties?
[ "exclusive properties", "extensive properties", "dynamic properties", "varied properties" ]
B
Mass and volume are examples of extensive properties.
openbookqa
obqa_02_03362
If a frog is a baby, then it has
[ "zero legs", "four legs", "two legs", "zero parents" ]
A
amphibians hatch from eggs
openbookqa
obqa_02_00304
Disposition is the process of forming what?
[ "Crystals", "Rocks", "Salactites", "Gemstones" ]
C
stalactites are formed by deposition
ARC-Easy
arc_04_00719
Newly hatched turtles are easy prey for other animals. What is an important ability turtles have for better survival of their offspring?
[ "to fight off predators", "to produce a toxin that makes them taste bad", "to lay hundreds of eggs so a few will survive", "to dig a hole and hide from predators" ]
C
null
sciq
sciq_01_05980
A fundamental particle of matter, protons and neutrons are made of these?
[ "atoms", "particles", "quarks", "neutrinos" ]
C
Protons and neutrons are made up of fundamental particles of matter called quarks. Electrons are another type of fundamental particles of matter called leptons. Bosons are fundamental particles that carry forces between fundamental particles of matter.
sciq
sciq_01_07163
Reaching conclusions about unobserved things on the basis of what has already been observed is known as what kind of reasoning?
[ "conductive", "inductive", "primitive", "reductive" ]
B
Inductive reasoning involves reaching conclusions about unobserved things on the basis of what has already been observed. Induction is used regularly in fields such as archaeology, where inferences about the past from present are made. Inductions could also be made across outer space, as in astronomy, where conclusions...
ARC-Easy
arc_04_00001
Lichens are symbiotic organisms made of green algae and fungi. What do the green algae supply to the fungi in this symbiotic relationship?
[ "carbon dioxide", "food", "protection", "water" ]
B
null
sciq
sciq_01_04592
What forms when a sperm fertilizes and egg?
[ "proton", "zygote", "crystals", "cytoplasm" ]
B
medmcqa
medmcqa_05_02009
In a case of acute hemahrosis in hemophilia, treatment with factor VIII along with fresh frozen plasma is given for duration:
[ "3 days", "7 days", "1 days", "Till joint effusion subsides" ]
D
Treatment of Hemahrosis (in Hemophilia): 50-60 IU/kg factor VIII concentrate on day 1; Then 20-30 IU/kg on days 2, 3, 5 until joint function is normal or back to baseline. Consider additional treatment every other day for 7-10 days.
openbookqa
obqa_02_00179
The reason that flies can always find food is that they can smell
[ "organism decay", "bad smells", "dying animals", "rotting trees" ]
A
the smell of rotting meat attracts flies
ARC-Easy
arc_04_00556
A new mutation that occurs in which type of cell can be passed on to offspring?
[ "blood cell", "nerve cell", "brain cell", "egg cell" ]
D
null
math_qa
mathqa_03_01436
what is the remainder when 8 ^ 381 is divided by 5 ?
[ "0", "1", "2", "3" ]
D
i also agree that the remainder is ' 3 ' ( using the last digit of the powers of 7 ) . could we have the official answer please ? d
medmcqa
medmcqa_05_00881
Which is the longest diameter of fetal skull?
[ "Biparietal", "Bitemporal", "Occipitomental", "Mentoveical" ]
D
Mentoveical is the distance between the tip of the mentum or chin and the most distant point of the veex. It is the longest diameter of the fetal skull and is 14cm long. It is the diameter of engagement in a brow presentation. Diameters of fetal skull: Occipitofrontal: It follows a line extending from a point just abov...
math_qa
mathqa_03_00183
pipe x that can fill a tank in an hour and pipe y that can fill the tank in half an hour are opened simultaneously when the tank is empty . pipe y is shut 15 minutes before the tank overflows . when will the tank overflow ?
[ "35 mins", "30 mins", "40 mins", "32 mins" ]
B
the last 15 minutes only pipe x was open . since it needs 1 hour to fill the tank , then in 15 minutes it fills 1 / 4 th of the tank , thus 3 / 4 of the tank is filled with both pipes open . the combined rate of two pipes is 1 + 2 = 3 tanks / hour , therefore to fill 3 / 4 th of the tank they need ( time ) = ( work ) /...
sciq
sciq_01_06633
What is split to produce nuclear energy?
[ "protons", "chemicals", "atoms", "molecules" ]
C
Nuclear energy is produced by splitting atoms. It also produces radioactive wastes that are very dangerous for many years.
sciq
sciq_01_10791
Solid-state radiation detectors convert ionization produced in a semiconductor (like those found in computer chips) directly into what?
[ "thermal energy", "electrical signal", "microwaves", "isotopes" ]
B
Solid-state radiation detectors convert ionization produced in a semiconductor (like those found in computer chips) directly into an electrical signal. Semiconductors can be constructed that do not conduct current in one particular direction. When a voltage is applied in that direction, current flows only when ionizati...
math_qa
mathqa_03_03243
a man drives at a speed of 40 miles / hr . his wife left 30 mins . late with 50 miles / hr speed . when will they meet ?
[ "1 hours", "2 hours", "3 hours", "4 hours" ]
B
in 30 minutes the man would have droven 20 miles , when his wife starts . now both are driving in the same direction . so speed of wife related to man is 10 ( 50 - 40 ) miles / hr . so wife will cover 20 miles in 2 hours to meet the man . answer : b
sciq
sciq_01_00951
Supersaturated solutions of most solids in water are prepared by cooling what?
[ "dense solutions", "saturated solutions", "plasma solutions", "mineral solutions" ]
B
(b) Write a balanced chemical equation showing the products of the dissolution of Fe(NO3)3. Compare the processes that occur when methanol (CH3OH), hydrogen chloride (HCl), and sodium hydroxide (NaOH) dissolve in water. Write equations and prepare sketches showing the form in which each of these compounds is present in...
sciq
sciq_01_05838
This knocks electrons from atoms and turns them into ions?
[ "radiation", "chemical reactions", "evaporation", "convection" ]
A
Long-term or high-dose exposure to radiation can harm both living and nonliving things. Radiation knocks electrons out of atoms and changes them to ions. It also breaks bonds in DNA and other compounds in living things. One source of radiation that is especially dangerous to people is radon. Radon is a radioactive gas ...
sciq
sciq_01_09063
What process allows an individual to develop from a single cell into an organism with trillions of cells?
[ "cell division", "Cell multiplication", "cell transition", "cell function" ]
A
You consist of a great many cells, but like all other organisms, you started life as a single cell. How did you develop from a single cell into an organism with trillions of cells? The answer is cell division. After cells grow to their maximum size, they divide into two new cells. These new cells are small at first, bu...
sciq
sciq_01_01887
Electrons are always added to which energy level first?
[ "the lowest", "the highest", "the second", "the major" ]
A
Electrons are always added to the lowest energy level first until it has the maximum number of electrons possible, and then electrons are added to the next higher energy level until that level is full, and so on. The maximum number of electrons at a given energy level depends on its number of orbitals. There are at mos...
sciq
sciq_01_03074
What type of cells make up the epidermis of a leaf?
[ "endothermic cells", "dermal cells", "mesophyll", "chloroplasts" ]
B
The epidermis of the leaf consists of a single layer of tightly-packed dermal cells. They secrete waxy cuticle to prevent evaporation of water from the leaf. The epidermis has tiny pores called stomata (singular, stoma) that control transpiration and gas exchange with the air. For photosynthesis, stomata must control t...
sciq
sciq_01_08411
Asexual reproduction occurs by what process?
[ "mating", "ripening", "budding", "balancing" ]
C
Sponges reproduce both asexually and sexually. Asexual reproduction occurs by budding. Figure below shows the sponge life cycle when sexual reproduction is involved. Adult sponges produce eggs and sperm. In many species, the same individuals produce both. However, they don’t produce eggs and sperm at the same time. As ...
sciq
sciq_01_08095
What do tadpoles turn into?
[ "insects", "fish", "frogs", "snakes" ]
C
Frogs develop from tadpoles, which develop from eggs. Notice the formation of the two powerful back legs used for jumping.
sciq
sciq_01_11166
What are the 3 types of volcanoes?
[ "crude , shield , cinder cones", "composite, seismic, fault", "composite , atop , cinder cones", "composite, shield, cinder cones" ]
D
A volcano is a vent through which molten rock and gas escape from a magma chamber. Volcanoes differ in many features, such as height, shape, and slope steepness. Some volcanoes are tall cones, and others are just cracks in the ground ( Figure below ). As you might expect, the shape of a volcano is related to the compos...
openbookqa
obqa_02_03018
Which is true?
[ "the equator has winter and summer at the same time", "humans on the equator celebrate Christmas in May", "the equator is always cold", "humans on the equator can go either north or south to change season" ]
D
winter in the Northern Hemisphere is during the summer in the Southern Hemisphere
sciq
sciq_01_11036
What is produced by leydig cells in the embryonic testis and stimulates the development of male sexual organs?
[ "androgen", "testosterone", "insulin", "estrogen" ]
B
27.3 Development of the Male and Female Reproductive Systems The reproductive systems of males and females begin to develop soon after conception. A gene on the male’s Y chromosome called SRY is critical in stimulating a cascade of events that simultaneously stimulate testis development and repress the development of f...
math_qa
mathqa_03_04738
if the cost price of 35 chocolates is equal to the selling price of 21 chocolates , the gain percent is :
[ "66.55 %", "66.66 %", "66 %", "55 %" ]
B
"explanation : solution : let c . p . of each chocolate be re . 1 . then , c . p . of 21 chocolates = rs . 21 ; s . p . of 21 chocolates = rs . 35 . . ' . gain % = 14 * 100 / 21 = 66.66 % answer : b"
sciq
sciq_01_08174
In the humid subtropical climate, summers are ____ but winters are very cold.
[ "windy", "dry", "long", "wet" ]
D
In the humid subtropical climate, summers are wet but winters are very cold.
math_qa
mathqa_03_01265
if a rectangular billboard has an area of 120 square feet and a perimeter of 46 feet , what is the length of each of the shorter sides ?
[ "4", "7", "8", "13" ]
C
"this question can be solved algebraically or by testing the answers . we ' re told that a rectangle has an area of 120 and a perimeter of 46 . we ' re asked for the length of one of the shorter sides of the rectangle . since the answers are all integers , and the area is 120 , the shorter side will almost certainly be...
medmcqa
medmcqa_05_01395
Which of the following is not used as a sedative, but causes sedation as a side effect :
[ "Digitalis, Antiarrhythmics", "Antihistaminics, antidepressants", "Macrolides", "Benzodiazepines" ]
B
First generation antihistaminics cause sedation and anticholinergic side effects. Sedative action of TCAs appears immediately and these drugs (particularly clomipramine, maprotiline and bupropion) lower the seizure threshold. Benzodiazepines are used as sedative drugs.
sciq
sciq_01_04127
What is the most common type of cancer in adult males?
[ "lung", "stomach", "leukemia", "prostate" ]
D
The most common type of cancer in adult males is cancer of the prostate gland. The prostate gland is part of the male reproductive system. About one third of all cancers in men are prostate cancers.
math_qa
mathqa_03_00271
a store has 10 bottles of juice , including 5 bottles of apple juice . in the evening , 6 bottles of juice are sold one by one . what is the probability of selling 4 bottles of apple juice among the 6 bottles ? assume that every bottle has an equal chance of being bought .
[ "2 / 7", "3 / 11", "4 / 15", "5 / 21" ]
D
"the total number of ways to sell 6 bottles from 10 is 10 c 6 = 210 . the number of ways to sell 4 bottles of apple juice is 5 c 4 * 5 c 2 = 5 * 10 = 50 p ( selling 4 bottles of apple juice ) = 50 / 210 = 5 / 21 the answer is d ."
sciq
sciq_01_04491
Which process breaks down glucose to extract energy for cell metabolism?
[ "meiosis", "glycolysis", "photosynthesis", "mitosis" ]
B
Glycolysis You have read that nearly all of the energy used by living things comes to them in the bonds of the sugar, glucose. Glycolysis is the first step in the breakdown of glucose to extract energy for cell metabolism. Many living organisms carry out glycolysis as part of their metabolism. Glycolysis takes place in...
sciq
sciq_01_02035
Like people with type 1 diabetes, people with type 2 diabetes must frequently check what level?
[ "pulse", "blood sugar", "heartbeat", "glucose" ]
B
Some cases of type 2 diabetes can be cured with weight loss. However, most people with the disease need to take medicine to control their blood sugar. Regular exercise and balanced eating also help, and should be a regular part of the treatment for these people. Like people with type 1 diabetes, people with type 2 diab...
sciq
sciq_01_09702
Cold sores, influenza, and the common cold are all?
[ "trend infections", "viral infections", "digestive infections", "anal infections" ]
B
math_qa
mathqa_03_00409
for a race a distance of 224 meters can be covered by p in 8 seconds and q in 32 seconds . by what distance does p defeat q eventually ?
[ "672 m", "6738 m", "634 m", "671 m" ]
A
"explanation : this is a simple speed time problem . given conditions : = > speed of p = 224 / 8 = 28 m / s = > speed of q = 224 / 32 = 7 m / s = > difference in time taken = 24 seconds therefore , distance covered by p in that time = 28 m / s x 24 seconds = 672 metres answer : a"
sciq
sciq_01_05501
What body part does encephalitis attack?
[ "brain", "heart", "liver", "lungs" ]
A
Encephalitis is a brain infection ( Figure below ). If you have encephalitis, you are likely to have a fever and headache or feel drowsy and confused. The disease is most often caused by viruses. The immune system tries to fight off a brain infection, just as it tries to fight off other infections. But sometimes this c...
sciq
sciq_01_02102
Some leaves are attached to the plant stem by a petiole. leaves that do not have a petiole and are directly attached to the plant stem are called this?
[ "globular leaves", "transverse leaves", "sheath leaves", "sessile leaves" ]
D
Structure of a Typical Leaf Each leaf typically has a leaf blade called the lamina, which is also the widest part of the leaf. Some leaves are attached to the plant stem by a petiole. Leaves that do not have a petiole and are directly attached to the plant stem are called sessile leaves. Small green appendages usually ...
sciq
sciq_01_10950
What descend from clouds in funnel-like shapes that spin violently, producing powerful winds?
[ "rains", "tornadoes", "hurricanes", "currents" ]
B
Figure 10.1 The mention of a tornado conjures up images of raw destructive power. Tornadoes blow houses away as if they were made of paper and have been known to pierce tree trunks with pieces of straw. They descend from clouds in funnel-like shapes that spin violently, particularly at the bottom where they are most na...
medmcqa
medmcqa_05_04677
Most common cause of breech presentation:
[ "Contrcted pelvis", "Hydramnios", "Prematurity", "Oligohydramnios" ]
C
Prematurity
openbookqa
obqa_02_02828
A pollution source in a county may be
[ "compost pile", "grass seeds", "recycling center", "trash heap" ]
D
an landfill is a source of pollution
medmcqa
medmcqa_05_02569
Which type of sensory receptor provides information about the force of muscle contraction
[ "Nuclear bag fiber", "Nuclear chain fiber", "Golgi tendon organ", "Bare nerve ending" ]
C
Golgi tendon organs, which are located in the muscle tendons transmits information about tendon tension or rate of change of tension.Ref: Guyton; 13th edition; Chapter 55 Motor Functions of the Spinal Cord; the Cord Reflexes
sciq
sciq_01_01592
Which organelle specific to plant cells is responsible for photosynthesis?
[ "the mitochondria", "the vacuole", "the lipid", "the chloroplast" ]
D
Photosynthesis occurs in the chloroplast, an organelle specific to plant cells.
sciq
sciq_01_02112
When a fluorine atom gains an electron, it becomes a negative what?
[ "potassium ion", "sulfide ion", "hydrogen ion", "fluoride ion" ]
D
When a fluorine atom gains an electron, it becomes a negative fluoride ion.
math_qa
mathqa_03_00177
in one hour , a boat goes 13 km / hr along the stream and 9 km / hr against the stream . the speed of the boat in still water ( in km / hr ) is :
[ "11 kmph", "13 kmph", "14 kmph", "15 kmph" ]
A
"explanation : let the speed downstream be a km / hr and the speed upstream be b km / hr , then speed in still water = 1 / 2 ( a + b ) km / hr rate of stream = 1 / 2 ( a − b ) km / hr speed in still water = 1 / 2 ( 13 + 9 ) kmph = 11 kmph . answer : option a"
openbookqa
obqa_02_02775
Where would you point to as an example of condensation, if limited to an office building?
[ "the beads on a cold root beer can", "the pens leaking ink", "the vapor rising from the coffee", "the sprinkler system above" ]
A
beads of water are formed by water vapor condensing
medmcqa
medmcqa_05_01413
A HIV patient complains of visual disturbances. Fundal examination shows bilateral retinal exudates and perivascular haemorrhages. Which of the following viruses are most likely to be responsible for this retinitis -
[ "Herpes simplex virus", "Human herpes virus 8", "Cytomegalovirus", "Epstein-Barr (EB) virus" ]
C
CMV retinitis is the most common ocular infection in AIDS patient. CMV retinitis Presentation : Presents as a painless progressive loss of vision. Patients may also complain of 'blurred vision', Floaters and scintillations. Opthalmoscopic findings : (Bilateral) Characteristic retinal appearance ofperivascular haemo...
sciq
sciq_01_09369
Seawalls and breakwaters are built parallel to what?
[ "ocean base", "center-point", "the deep", "shore" ]
D
Seawalls and breakwaters are built parallel to the shore.
medmcqa
medmcqa_05_03613
Granular IgA deposit at dermal papilla are found in:
[ "Dermatitis Herpetiformis", "IgA disease of childhood", "Herpes gestationalis", "Bullous pemphigoid" ]
A
IgA deposits in dermis are seen in the following conditions: Granular deposits (at tips of dermal papilla) - Dermatitis Herpetiformis (option A) Linear deposits - CBDC (Chronic bullous disease of childhood) and Linear IgA disease of childhood (option B).
sciq
sciq_01_09478
What do you call the folded layers of rock where geologists look for oil?
[ "crests", "anticlines", "oscillations", "synclines" ]
B
Geologists look for oil in folded layers of rock called anticlines. Oil moves through permeable rock and is trapped by the impermeable cap rock.
openbookqa
obqa_02_00182
Seeds travel by
[ "Fish", "Word of mouth", "Knowledge", "Boat" ]
A
seed dispersal has a positive impact on a plant
medmcqa
medmcqa_05_02661
Which of the following is not an inducer of CYP3A4
[ "Barbiturates", "Glucocoicoids", "Phenytoin", "Erythromycin" ]
D
Inducer of CYP3A4 areBarbiturates,carbamazepine,glucocoicoids,pioglitazone, phenytoin,rifampin, St. John's wo
medmcqa
medmcqa_05_00395
Vasculotoxic is -
[ "Sea snake", "Viper", "Krait", "Cobra" ]
B
Ans. is 'b' i.e., Viper Type of poisoningSnakeVasculotoxicVipersMyotoxicSea snakesNeurotoxicElapids- cobra, Krait, coral
ARC-Easy
arc_04_02092
Which organ is most responsible for oxygen entering the blood stream?
[ "nose", "trachea", "bronchi", "lungs" ]
D
null
medmcqa
medmcqa_05_01299
Gastrinoma a/w
[ "Diarrhoea", "Constipation", "Achlorhydria", "Multiple superficial gastric ulcers" ]
A
Diarrhoea is due to hypergastrinaemia.It is associated with severe ulcers,not superficial SRB's manual of surgery,5th edition,710.
medmcqa
medmcqa_05_01988
Best absorbable monosaccharide
[ "Glucose", "Mannose", "Fruetose", "Lactose" ]
A
End products of carbohydrate digestion are monosaccharides,most impoant of which is GLUCOSE . maximum rate of glucose absorption from intestine is about 120 gm/hour Ref.Textbook of physiology by AK Jain 7th edition page no.264
openbookqa
obqa_02_02599
Water needs to be clean in order for someone to safely drink it. Drinking polluted water is bad because it is the same as drinking
[ "poison", "rocks", "air", "solids" ]
A
polluting means something poisonous is added to an environment causing harm to the environment
sciq
sciq_01_05314
Bacteria are often used to make cheese from what?
[ "water", "meat", "milk", "egg" ]
C
Bacteria are often used to make cheese from milk. But making foods is not the only beneficial role of bacteria. For example, they also play an essential role in your gut!.
math_qa
mathqa_03_00522
a can do a work in 6 days . b can do the same work in 8 days . both a & b together will finish the work and they got $ 1000 from that work . find their shares ?
[ "600,800", "500,500", "300,700", "800,200" ]
A
"ratio of their works a : b = 6 : 8 ratio of their wages a : b = 3 : 4 a ' s share = ( 3 / 5 ) 1000 = 600 b ' s share = ( 4 / 5 ) 1000 = 800 correct option is a"
openbookqa
obqa_02_03042
Which can best be described as hibernation for most amphibians?
[ "a brain dead frog in mud", "a frog napping for an hour in mud", "a frog burying itself in mud for months", "a frog sleeping for the night in mud" ]
C
An example of hibernation is a frog burying itself in mud
openbookqa
obqa_02_01025
When the acid spilled on the plant, the plant began to
[ "smoke.", "sing", "flower", "grow" ]
A
chemical reactions cause chemical change
math_qa
mathqa_03_01253
a factory has three types of machines , each of which works at its own constant rate . if 7 machine as and 11 machine bs can produce 360 widgets per hour , and if 8 machine as and 22 machine cs can produce 600 widgets per hour , how many widgets could one machine a , one machine b , and one machine c produce in one 8 -...
[ "400", "475", "480", "625" ]
C
"let machine a produce a widgets per hour . b produce b widgets per hour and c produce c widgets per hour . 7 a + 11 b = 360 - - - ( 1 ) 8 a + 22 c = 600 - - - ( 2 ) dividing ( 2 ) by 2 4 a + 11 c = 300 . . . . . ( 3 ) adding ( 1 ) ( 3 ) 11 a + 11 b + 11 c = 660 a + b + c = 60 per hour so for eight hrs = 60 * 8 = 480 =...
math_qa
mathqa_03_00395
the weight of a hollow sphere is directly dependent on its surface area . the surface area of a sphere is 4 π · r ^ 2 , where r is the radius of the sphere . if a hollow sphere of radius 0.15 cm made of a certain metal weighs 8 grams , a hollow sphere of radius 0.3 cm made of the same metal would weigh how many q grams...
[ "q = 16'", "q = 32'", "64'", "128'" ]
B
weight directly proportional to 4 pi r ^ 2 now , 4 pi is constant , so , weight is directly proportional to r ^ 2 . when radius = 0.15 , weight = 8 , so ( 0.15 ) ^ 2 proportional to 8 ; ( 0.15 ) ^ 2 * 4 proportional to 8 * 4 , solving further ( 0.15 ) ^ 2 * 2 ^ 2 = ( 0.15 * 2 ) ^ 2 = 0.3 ^ 2 ; so answer = 32 ( b )