MCQOPTIONS
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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. |
In India the state famous for peanut cultivation is [Pune CET 1998] |
| A. | Gujarat |
| B. | Maharashtra |
| C. | Punjab |
| D. | Tamilnadu |
| Answer» B. Maharashtra | |
| 2. |
Assertion : Syrinx is the characteristic of birds. Reason : Syrinx helps in swallowing food. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 3. |
Assertion : Isogamy is a primitive type of sexual reproduction. Reason : The gametes are of different sizes. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 4. |
Read the assertion and reason carefully: Assertion : Permanent tissue is composed of mature cells. Reason : Meristematic tissue is a group of actively dividing cells. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» C. If the assertion is true but the reason is false | |
| 5. |
Glycine max is used for preparing |
| A. | Artificial milk |
| B. | Tea |
| C. | Coffee |
| D. | None of the above |
| Answer» B. Tea | |
| 6. |
Assertion : Pinus displays the alternation of generations. Reason : The gametophyte is dependent upon the sporophyte phase. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» C. If the assertion is true but the reason is false | |
| 7. |
Assertion : After spawning the cyclostome parents die. Reason : Cyclostome loose their reproductive capacity after spawning. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» C. If the assertion is true but the reason is false | |
| 8. |
The uniformly sweet taste of coffee or tea is due to [JIPMER 2002] |
| A. | Spreading |
| B. | Permeability |
| C. | Distribution |
| D. | Diffusion |
| Answer» E. | |
| 9. |
Assertion : Mast cells in the human body release excessive amounts of inflammatory chemicals which cause allergic reactions. Reason : Allergens in the environment on reaching human body stimulate mast cells in certain individuals. [AIIMS 2003] |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion | |
| 10. |
The non-motile, greatly thickened asexual spores are called [CPMT 1990] |
| A. | Hypnospores |
| B. | Aplanospores |
| C. | Macrozoospores |
| D. | Microzoospores |
| Answer» B. Aplanospores | |
| 11. |
Lactic acid converted into alcohol in process called [Haryana PMT 2005] |
| A. | Fermentation |
| B. | Aerobic respiration |
| C. | Respiration |
| D. | Photosynthesis |
| Answer» B. Aerobic respiration | |
| 12. |
Steroids are used in |
| A. | Birth control |
| B. | Treatment of hormonal balance |
| C. | Treatment of auto-immune diseases |
| D. | All of these |
| Answer» E. | |
| 13. |
Assertion : Atavism is the reappearance of disappeared ancestral characters. Reason : Third molars and hair on body are examples of atavism. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 14. |
If for a species 2n = 16, then during Ist prophase and IInd prophase of meiotic division of a cell, how many tetrads and diads will be formed |
| A. | 4 and 4 |
| B. | 8 and 4 |
| C. | 8 and 8 |
| D. | 4 and 8 |
| Answer» D. 4 and 8 | |
| 15. |
Which of the following has been recently used for increasing productivity of super milch cow [CBSE PMT 1997] |
| A. | Artificial insemination by a pedigreed bull only |
| B. | Superovulation of a high production cow only |
| C. | Embryo transplantation only |
| D. | A combination of superovulation, artificial insemination and embryo transplantation into a 'carrier cow' (surrogate mother) |
| Answer» E. | |
| 16. |
Unit cell of blastula is |
| A. | Micromere |
| B. | Megamere |
| C. | Blastomere |
| D. | None of the above |
| Answer» D. None of the above | |
| 17. |
Midwife toad is another name for [MP PMT 1994] |
| A. | Alytes |
| B. | Hyla |
| C. | Rhacophorus |
| D. | Pipa |
| Answer» B. Hyla | |
| 18. |
Bordeaux mixture can be prepared by mixing the copper sulphate with [Manipal 2005] |
| A. | Sodium chloride |
| B. | Milk of calcium |
| C. | Calcium sulphate |
| D. | Lime stone hydode |
| Answer» C. Calcium sulphate | |
| 19. |
In mitosis the duplication of chromosomes occurs during [MP PMT 1994; BHU 2002] |
| A. | Early prophase |
| B. | Late prophase |
| C. | Interphase |
| D. | Late telophase |
| Answer» D. Late telophase | |
| 20. |
Which of the following carries out anoxygenic photosynthesis |
| A. | Cyanobacteria |
| B. | Crab grass |
| C. | Bacteria |
| D. | Wheat plant |
| Answer» D. Wheat plant | |
| 21. |
Assertion : Water vascular system is the characteristic of echinoderms. Reason : Main function of water vascular system is locomotion. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» C. If the assertion is true but the reason is false | |
| 22. |
Dodo, an extinct flightless bird, belonged to |
| A. | Mauritius |
| B. | Lakshadweep |
| C. | Cannada |
| D. | Iceland |
| Answer» B. Lakshadweep | |
| 23. |
Assertion : Deficiency of sulphur causes chlorosis in plants. Reason : Sulphur is a constituent of chlorophyll, proteins and nucleic acids. [AIIMS 2004] |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 24. |
Assertion : Test cross is a back cross. Reason : In test cross, individual A is crossed with recessive parent. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion | |
| 25. |
An auxotroph is [DPMT 1982; CMC Vellore 1994] |
| A. | A plant that responds by bending towards the sun |
| B. | A plant that is able to synthesize its own carbohydrates |
| C. | Mutant which has lost its ability to synthesize one or more essential compounds |
| D. | An organism that depends on another organism for meeting its nutritional requirements |
| Answer» D. An organism that depends on another organism for meeting its nutritional requirements | |
| 26. |
Gene controls [MP PMT 1989] |
| A. | Heredity but not protein synthesis |
| B. | Protein synthesis but not heredity |
| C. | Both heredity and protein synthesis |
| D. | Biochemical action of some enzymes |
| Answer» D. Biochemical action of some enzymes | |
| 27. |
The biological name of ?domestic cat? is [MP PMT 1993] |
| A. | Panthera domestica |
| B. | Felis domestica |
| C. | Felis leo |
| D. | Panthera indica |
| Answer» C. Felis leo | |
| 28. |
Hemicyclaspsis belongs to the class [EAMCET 2003] |
| A. | Pisces |
| B. | Ostracodermi |
| C. | Cyclostomata |
| D. | Gnathostomata |
| Answer» C. Cyclostomata | |
| 29. |
Chemicals, which can induce cancer are called |
| A. | Mutagenic agents and produce benign tumour |
| B. | Carcinogens and produce non-malignant tumour |
| C. | Mutagenic agents and do not produce malignant tumour |
| D. | Carcinogens and produce malignant tumour |
| Answer» E. | |
| 30. |
Which one of the following is a cartilaginous fish [DPMT 1992; JKCMEE 1992] |
| A. | Silver fish |
| B. | Dog fish |
| C. | Cray fish |
| D. | Star fish |
| Answer» C. Cray fish | |
| 31. |
Which of the following forms more than ½ of cell [AFMC 2001] |
| A. | Water |
| B. | Mineral |
| C. | Protein |
| D. | Carbohydrate |
| Answer» B. Mineral | |
| 32. |
The principal cereal crop in India is [AMU 1987; CBSE PMT 1988, 91; MP PMT 1989] |
| A. | Wheat |
| B. | Rice |
| C. | Maize |
| D. | Sorgham |
| Answer» C. Maize | |
| 33. |
Plants lacking corolla are placed under [MHCET 2001] |
| A. | Monochlamydae |
| B. | Gamopetale |
| C. | Polychlamydae |
| D. | Polypetalae |
| Answer» E. | |
| 34. |
Biggest drawback of draught animals is [CPMT 1995] |
| A. | More consumption of bioenergy than production |
| B. | Short life span |
| C. | Early retirement |
| D. | Less reliability |
| Answer» B. Short life span | |
| 35. |
Assertion : Ascus mother cells are dikaryotic. Reason : Meiosis occur there without karyogamy. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 36. |
The special sound producing organ in birds is [BVP 2001] |
| A. | Syrinx |
| B. | Glottis |
| C. | Larynx |
| D. | Oesophaagus |
| Answer» B. Glottis | |
| 37. |
Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion : Immunosuppressants should be avoided. Reason : These drugs make the body high susceptible to a number of infectious diseases. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion | |
| 38. |
Cleidoic eggs are found in [BHU 1994] |
| A. | Fishes |
| B. | Amphibia |
| C. | Reptiles |
| D. | None of these |
| Answer» D. None of these | |
| 39. |
Maize belongs to |
| A. | Cereals |
| B. | Millets |
| C. | Pulses |
| D. | Oil crop |
| Answer» B. Millets | |
| 40. |
Cartilaginous fishes belong to the class [HP PMT 2005] |
| A. | Chondrichthyes |
| B. | Osteichthyes |
| C. | Agnatha |
| D. | None of these |
| Answer» D. None of these | |
| 41. |
Which of the following crop have been brought to India from new world [CBSE PMT 2002] |
| A. | Coffee |
| B. | Mango, tea |
| C. | Tea, rubber, mango |
| D. | Cachewnut, potato, rubber |
| Answer» E. | |
| 42. |
Agranal chloroplast are found in [DPMT 2004] |
| A. | Bryophytes |
| B. | Gymnosperms |
| C. | Green algae |
| D. | Angiosperms |
| Answer» D. Angiosperms | |
| 43. |
Horns, hooves and bone can be used as |
| A. | Fertilizer |
| B. | Cattle feed |
| C. | Both a and b |
| D. | Bio-gas and fuel |
| Answer» B. Cattle feed | |
| 44. |
Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion : Coelenterates and flatworms show morphollaxis regeneration. Reason : In both of these, a body fragment can develop into complete organism. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion | |
| 45. |
The nucleic acids are broken into nucleotides by......... enzymes [J&K CET (Med.) 2002] |
| A. | Amylases |
| B. | Nucleases |
| C. | Lipases |
| D. | Proteases |
| Answer» C. Lipases | |
| 46. |
Cichorium intybus (chicory) belongs to the family |
| A. | Asteraceae |
| B. | Apiaceae |
| C. | Poaceae |
| D. | Brassicaceae |
| Answer» B. Apiaceae | |
| 47. |
Assertion : Stamens are comparable to microsporophylls. Reason : Ovules are comparable to megasporophylls. |
| A. | If both the assertion and the reason are true and the reason is a correct explanation of the assertion |
| B. | If both the assertion and reason are true but the reason is not a correct explanation of the assertion |
| C. | If the assertion is true but the reason is false |
| D. | If both the assertion and reason are false |
| E. | If the assertion is false but reason is true |
| Answer» D. If both the assertion and reason are false | |
| 48. |
Which of following is a true fish [MDAT Bihar 1995; JIPMER (Med.) 2002] |
| A. | Dog fish |
| B. | Silver fish |
| C. | Star fish |
| D. | Whale |
| Answer» B. Silver fish | |
| 49. |
Inorganic element that changes food into usable energy is |
| A. | S |
| B. | P |
| C. | Ca |
| D. | Mg |
| Answer» C. Ca | |
| 50. |
How many micelles combine to form a microfibril |
| A. | 10 |
| B. | 20 |
| C. | 40 |
| D. | 60 |
| Answer» C. 40 | |