MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The blotting technique used to identify the isolated protein is - |
| A. | Northern blotting |
| B. | Western blotting |
| C. | Southern blotting |
| D. | Cloning |
| Answer» C. Southern blotting | |
| 2. |
Which of the following is a perfect match? |
| A. | Coronary attack - vascular dilation |
| B. | Atherosclerosis - blockage of arteries |
| C. | Hypertension - low blood pressure |
| D. | Hypotension - heart attack |
| Answer» E. | |
| 3. |
Omithophily is effected by |
| A. | snails |
| B. | bats |
| C. | insects |
| D. | birds |
| Answer» E. | |
| 4. |
Antacids are found in medicines that cure |
| A. | eyesight |
| B. | stomachache |
| C. | pimpus |
| D. | headache |
| Answer» C. pimpus | |
| 5. |
Johann Gregor Mendel is famous for propounding - |
| A. | Theory of mutation |
| B. | Laws of heredity |
| C. | Cell theory |
| D. | Theory of acquired characters |
| Answer» C. Cell theory | |
| 6. |
Why is Rann of Kutch of India famous for? |
| A. | Tidal and flats |
| B. | Fertile soil |
| C. | Dense Vegetation |
| D. | All are correct |
| Answer» B. Fertile soil | |
| 7. |
Fruits of this plant are found underground - |
| A. | Potato |
| B. | Carrot |
| C. | Groundnut |
| D. | Onion |
| Answer» D. Onion | |
| 8. |
Green manure is obtained from |
| A. | Fresh animal excreta |
| B. | Decomposing green legume plants |
| C. | Domestic vegetable waste |
| D. | Oil seed husk cakes |
| Answer» C. Domestic vegetable waste | |
| 9. |
In which of the following generally hormone is not found? |
| A. | Rat |
| B. | Monkey |
| C. | Bacteria |
| D. | Cat |
| Answer» E. | |
| 10. |
The exchange of gases takes place in the leaves through these pores for the purpose of photosynthesis. These pores are called |
| A. | Guard Cells |
| B. | Stomata |
| C. | Chloroplast |
| D. | None of the above |
| Answer» C. Chloroplast | |
| 11. |
Mitosis is a type of cell division in which - |
| A. | The chromosomes maintain their original number |
| B. | The chromosome number is reduced to half |
| C. | The Chromosome number is doubled |
| D. | The chromosome number is reduced to one fourth |
| Answer» D. The chromosome number is reduced to one fourth | |
| 12. |
Which of the following is called the powerhouse' of the cell? |
| A. | Nucleus |
| B. | Lysosome |
| C. | Chromosome |
| D. | Mitochondrion |
| Answer» E. | |
| 13. |
During photosynthesis the liberated gas is |
| A. | Carbon dioxide |
| B. | oxygen |
| C. | Nitrogen |
| D. | Hydrogen |
| Answer» C. Nitrogen | |
| 14. |
Thiamidine dimer formation in DNA is caused by - |
| A. | IR-rays |
| B. | X-rays |
| C. | b and g-rays |
| D. | UV-rays |
| Answer» E. | |
| 15. |
Raja Rao the famous Indian Novelist who died on 8 July 2006. The title of his first novel was - |
| A. | Kanthapura |
| B. | The Serpent and The Rope |
| C. | The Chess Master and His Moves |
| D. | The Cat and Shakespeare |
| Answer» B. The Serpent and The Rope | |
| 16. |
In the eye, colour vision is effected by the presence of - |
| A. | Choroid coat |
| B. | Sclerotic coat |
| C. | Rods |
| D. | Cones |
| Answer» E. | |
| 17. |
In eye donation, which one of the following parts of donor's eye is utilized? |
| A. | Iris |
| B. | Lens |
| C. | Cornea |
| D. | Retina |
| Answer» D. Retina | |
| 18. |
Mangifera indica is the phylum |
| A. | Guava |
| B. | Mango |
| C. | Amla |
| D. | Jack fruit |
| Answer» C. Amla | |
| 19. |
Which one of the following Is also called the powerplants of the cell? |
| A. | Golgi body |
| B. | Mitochondrion |
| C. | Ribosome |
| D. | Lysosome |
| Answer» C. Ribosome | |
| 20. |
is called as 'Father of Genetics'. |
| A. | Charles Darwin |
| B. | Hugo de Vries |
| C. | Gregor Johann Mendel |
| D. | Jean Baptiste Lamarck |
| Answer» D. Jean Baptiste Lamarck | |
| 21. |
Which of the following is a Parthenocarpic fruit? |
| A. | Banana |
| B. | Apple |
| C. | Mulberry |
| D. | Strawberry |
| Answer» B. Apple | |
| 22. |
EEG records the activity of - |
| A. | heart |
| B. | lungs |
| C. | brain |
| D. | muscles |
| Answer» D. muscles | |
| 23. |
According to Darwin's Theory of Evolution, long necks in giraffes - |
| A. | arose because of constant attempt to reach leaves on tall trees, generation after generation |
| B. | do not give them any special advantage and is just an accident |
| C. | give them advantage in finding food, because of which those with long necks survive |
| D. | is a result of the special weather prevalent in African Savannah |
| Answer» B. do not give them any special advantage and is just an accident | |
| 24. |
is concerned with cell division. |
| A. | Maleic hydrazide |
| B. | Gibberellin |
| C. | Auxins |
| D. | Cytokinin |
| Answer» E. | |
| 25. |
Which of the following is not a part of the Darwin's theory of evolution? |
| A. | Natural selection |
| B. | Struggle for existence |
| C. | Survival of the fittest |
| D. | Inheritance of acquired characters |
| Answer» E. | |
| 26. |
Polio disease is caused by - |
| A. | Bacteria |
| B. | Fungi |
| C. | Virus |
| D. | Worm |
| Answer» D. Worm | |
| 27. |
Thalassemia is a hereditary disease. It affects - |
| A. | Blood |
| B. | Spleen |
| C. | Lungs |
| D. | Heart |
| Answer» B. Spleen | |
| 28. |
Polio is caused by - |
| A. | Bacteria |
| B. | Virus |
| C. | Fungus |
| D. | Protozoa |
| Answer» C. Fungus | |
| 29. |
The scavengers earth are |
| A. | Bacteria |
| B. | Viruses |
| C. | Algae |
| D. | Fun |
| Answer» D. Fun | |
| 30. |
Greater population can be supported on the earth only if we eat more - |
| A. | mutton |
| B. | eggs |
| C. | plant products |
| D. | beef |
| Answer» D. beef | |
| 31. |
Denaturation of a protein is caused by |
| A. | Heat |
| B. | Acid |
| C. | High salt concentration |
| D. | All of the above |
| Answer» E. | |
| 32. |
Which was the first antibiotic - |
| A. | Terramycin |
| B. | Neomycin |
| C. | Penicilin |
| D. | Streptomycin |
| Answer» D. Streptomycin | |
| 33. |
The liberation of oxygen during photosynthesis is due to - |
| A. | hydrolysis of carbohydrates |
| B. | photolysis of water |
| C. | reduction of CO2 |
| D. | breakdown of chlorophyll |
| Answer» C. reduction of CO2 | |
| 34. |
Stomatal opening is based on |
| A. | Exosrnosis |
| B. | Endosmosis |
| C. | Plasmolysis in guard cells |
| D. | Decrease in concentration of cell sap |
| Answer» C. Plasmolysis in guard cells | |
| 35. |
The antibiotic Ampicillin is - |
| A. | a synthetic drug |
| B. | obtained from a bacterium |
| C. | obtained from a plant extract |
| D. | a semi-synthetic drug |
| Answer» C. obtained from a plant extract | |
| 36. |
The oxygen liberated during photosymthesis comes from - |
| A. | Water |
| B. | Carbon dioxide |
| C. | Glucose |
| D. | Chlorophyll |
| Answer» B. Carbon dioxide | |
| 37. |
The tree popularly known as 'Green Gold', but which is an ecological disaster, is - |
| A. | Banyan |
| B. | Peepal |
| C. | Eucalyptus |
| D. | None of these |
| Answer» D. None of these | |
| 38. |
The casual organism of Polio is - |
| A. | A fungi |
| B. | A virus |
| C. | A worm |
| D. | A bacteria |
| Answer» C. A worm | |
| 39. |
The Theory of Evolution wasput forward by - |
| A. | Louis Pasteur |
| B. | Aristotle |
| C. | Gregor Mendel |
| D. | Charles Darwin |
| Answer» E. | |
| 40. |
An antibiotic is - |
| A. | achemical synthesized by a human cell against a microorganism |
| B. | a chemical synthesised by amicro-organism against another micro-organisms |
| C. | a substance produced by blood cells against bacteria |
| D. | a substance produced by blood cells against infection. |
| Answer» C. a substance produced by blood cells against bacteria | |
| 41. |
What is an antibiotic? |
| A. | A chemical compound produced by a living organism that inhibits the growth of other organisms |
| B. | Acompound synthesised by a living organism that inhibits the growth of microbes |
| C. | Asynthetic compound inhibiting the growth of other organisms |
| D. | Asynthetic compound inhibiting the growth of bacteria |
| Answer» E. | |
| 42. |
Azolla increases soil fertility for |
| A. | maize cultivation |
| B. | wheat cultivation |
| C. | barley cultivation |
| D. | rice cultivation |
| Answer» E. | |
| 43. |
The special modified epiderniai cells surrounding stomatal pore are called - |
| A. | Epithelial cells |
| B. | Guard cells |
| C. | Subsidiary cells |
| D. | Accessory cells |
| Answer» C. Subsidiary cells | |
| 44. |
What is the average 'Intelligence Quotient (IQ) of normal' persons? |
| A. | 100 to 120 |
| B. | 90 to 110 |
| C. | 70 to 130 |
| D. | 50 to 100 |
| Answer» C. 70 to 130 | |
| 45. |
Maximum oxygen is available from |
| A. | Deserts |
| B. | Green forests |
| C. | Grass lands |
| D. | Phytoplanktons |
| Answer» E. | |
| 46. |
A cell increases in volume when it is placed in - |
| A. | Hypertonic solution |
| B. | Hypotonic solution |
| C. | Isotonic solution |
| D. | None of these |
| Answer» C. Isotonic solution | |
| 47. |
In India Dugong (sea cow) is found in the bioreserve site of: |
| A. | Gulf of Mannar |
| B. | Nokrek |
| C. | Manas |
| D. | Sundarban |
| Answer» B. Nokrek | |
| 48. |
An organism that transmits disease from one individual to another is called - |
| A. | Hybrid |
| B. | Fragment |
| C. | Vector |
| D. | Clone |
| Answer» D. Clone | |
| 49. |
Conglobate gland is a leaf like structure found in |
| A. | Female Cockroach |
| B. | Male Cockroach |
| C. | Male Ascaris |
| D. | Female Ascaris |
| Answer» C. Male Ascaris | |
| 50. |
The antibiotic penicillin is obtained from which of the following? |
| A. | synthetic process |
| B. | a bacterium |
| C. | fungus |
| D. | virus infected cells |
| Answer» D. virus infected cells | |