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. |
During elongation, cell volume increases due to |
| A. | uptake of minerals |
| B. | uptake of salts |
| C. | uptake of water |
| D. | uptake of oxygen |
| Answer» D. uptake of oxygen | |
| 2. |
Of all environmental factors two most important ones controlling growth of plants are |
| A. | temperature and light |
| B. | temperature and oxygen |
| C. | oxygen and water |
| D. | oxygen and carbondioxide |
| Answer» B. temperature and oxygen | |
| 3. |
Powerful growth zones found at apices of roots and stem are called |
| A. | lateral meristems |
| B. | apical meristems |
| C. | intercalary meristems |
| D. | virtual meristems |
| Answer» C. intercalary meristems | |
| 4. |
Salamander zygote was divided by spemann using |
| A. | horse hair |
| B. | minute rat hair |
| C. | minute ligature of human hair |
| D. | minute ligature of cat hair |
| Answer» D. minute ligature of cat hair | |
| 5. |
Along the food chain, the total energy level |
| A. | increases progressively |
| B. | decreases progressively |
| C. | increases aggressively |
| D. | decreases aggressively |
| Answer» C. increases aggressively | |
| 6. |
More energy is available in a |
| A. | shorter food chain |
| B. | longer food chain |
| C. | smaller food cycle |
| D. | larger food cycle |
| Answer» B. longer food chain | |
| 7. |
Greatest amount of energy is lost while |
| A. | moving from producers to pri-consumers |
| B. | moving from pri-consumers to sec-consumers |
| C. | moving from sec-consumers to tertiary consumers |
| D. | during respiration |
| Answer» B. moving from pri-consumers to sec-consumers | |
| 8. |
Growth of plants is influenced by |
| A. | intensity of light |
| B. | quality of light |
| C. | duration of light |
| D. | all of the above |
| Answer» E. | |
| 9. |
Final size of a given cell type is attained during |
| A. | maturation |
| B. | elongation |
| C. | cell division |
| D. | differentiation |
| Answer» B. elongation | |
| 10. |
Chick after completing its development is hatched on the |
| A. | tenth day |
| B. | twenty first day |
| C. | eleventh day |
| D. | thirty first day |
| Answer» C. eleventh day | |
| 11. |
Meristematic cells are located at |
| A. | stem |
| B. | root |
| C. | flower |
| D. | Both a and b |
| Answer» E. | |
| 12. |
No shivering happens on a |
| A. | cold day |
| B. | warm day |
| C. | during physical activities |
| D. | when excess sebum is produced |
| Answer» C. during physical activities | |
| 13. |
Carbondioxide is essential for plants to carry out process of |
| A. | flowering |
| B. | transpiration |
| C. | photosynthesis |
| D. | evapotranspiration |
| Answer» D. evapotranspiration | |
| 14. |
Tears are spread over the eyeball with the help of |
| A. | conjunctivitis |
| B. | eyelids |
| C. | rectus muscles |
| D. | cornea |
| Answer» C. rectus muscles | |
| 15. |
Fertlization in chick normally takes place just as ovum is entering the |
| A. | uterus |
| B. | ureter |
| C. | oviduct |
| D. | ovary |
| Answer» D. ovary | |
| 16. |
A very high supply of oxygen in plants, |
| A. | promotes growth |
| B. | inhibits growth |
| C. | does not influence growth |
| D. | stimulates enzyme action |
| Answer» C. does not influence growth | |
| 17. |
Jejunum and duodenum can not be distinguished in |
| A. | mammals |
| B. | nematodes |
| C. | animals |
| D. | all of above |
| Answer» B. nematodes | |
| 18. |
In artificial incubators, temperature is usually regulated between |
| A. | 20-30 °C |
| B. | 36-38°C |
| C. | 40-45°C |
| D. | 45-50°C |
| Answer» C. 40-45°C | |
| 19. |
Layers forming the eyeball walls are made up of |
| A. | single tough layer |
| B. | double layers |
| C. | three layers |
| D. | four layers |
| Answer» D. four layers | |
| 20. |
Somites are seen in emryo of about |
| A. | 12-14 hours |
| B. | 15-16 hours |
| C. | 25-26 hours |
| D. | 20-23 hours |
| Answer» D. 20-23 hours | |
| 21. |
Different cytoplasmic components contain different |
| A. | morphogenetic determinants |
| B. | phsiological determinants |
| C. | histologic determinants |
| D. | anatomic determinants |
| Answer» B. phsiological determinants | |
| 22. |
Space between somatic mesoderm and splanchic mesoderm is called |
| A. | coelom |
| B. | hypocoele |
| C. | epicoele |
| D. | mesocoele |
| Answer» B. hypocoele | |
| 23. |
Third cleavage in bird's egg is |
| A. | vertical |
| B. | horizontally parallel to the surface |
| C. | horizontal and perpendicular to the surface |
| D. | side ways |
| Answer» C. horizontal and perpendicular to the surface | |
| 24. |
Test of Proteins is known as |
| A. | Iodine Test |
| B. | Biuret test |
| C. | Ethanol emulsion test |
| D. | Benedict Test |
| Answer» C. Ethanol emulsion test | |
| 25. |
Hans Driesch performed his experiment on sea urchin egg in |
| A. | 1822 |
| B. | 1840 |
| C. | 1849 |
| D. | 1855 |
| Answer» D. 1855 | |
| 26. |
Vitamin deficiencies are induced in plants if they are grown in |
| A. | light |
| B. | dark |
| C. | moist places |
| D. | dry environment |
| Answer» C. moist places | |
| 27. |
Vascular and cork cambium are examples of |
| A. | lateral meristems |
| B. | apical meristems |
| C. | intercalary meristems |
| D. | collenchyma |
| Answer» B. apical meristems | |
| 28. |
Process of fusion of egg and sperm results in formation of |
| A. | clone |
| B. | zygote |
| C. | cell |
| D. | nymph |
| Answer» C. cell | |
| 29. |
During cell division phase, number of cells increase by |
| A. | meiosis |
| B. | mitosis |
| C. | multiple fission |
| D. | budding |
| Answer» C. multiple fission | |
| 30. |
Number of sebaceous glands opening into each hair follicle are at least |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» B. 3 | |
| 31. |
Carbohydrates, fats, proteins, vitamins, and minerals are the form of |
| A. | water soluble solvents |
| B. | derivates of nitrogen |
| C. | nutrients |
| D. | derivatives of sulphur |
| Answer» D. derivatives of sulphur | |
| 32. |
Ventral to rectum is |
| A. | urinary bladder |
| B. | urethra |
| C. | ureter |
| D. | renal vessels |
| Answer» B. urethra | |
| 33. |
Amount of light entering eye is controlled through |
| A. | conjunctivitis |
| B. | eyelids |
| C. | eyelashes |
| D. | iris |
| Answer» C. eyelashes | |
| 34. |
Which one is characteristics of gland |
| A. | cell |
| B. | tissue |
| C. | organ |
| D. | all of above |
| Answer» E. | |
| 35. |
Great power of regeneration is present in |
| A. | earthworm |
| B. | amphibians |
| C. | sponges |
| D. | sea urchin |
| Answer» D. sea urchin | |
| 36. |
Gene controlled substances are mostly present in the |
| A. | cell membrane |
| B. | cytoplasm |
| C. | cell wall |
| D. | nucleus |
| Answer» C. cell wall | |
| 37. |
The purpose of vasodilation and vasoconstriction is to |
| A. | release enzymes |
| B. | regulate the body temperature |
| C. | secrete more bile |
| D. | help liver to detoxify benzoic acid |
| Answer» C. secrete more bile | |
| 38. |
Stage of development in which organs size increase and adult body is attained, is known as |
| A. | gamete formation |
| B. | gastrulation |
| C. | fertilization |
| D. | growth |
| Answer» E. | |
| 39. |
In chick of 18 hours, flat thickened area of ectoderm is seen as |
| A. | neural folds |
| B. | neural plate |
| C. | neural groove |
| D. | neural tube |
| Answer» C. neural groove | |
| 40. |
Edge is attached to the ciliary body through |
| A. | sphincter muscles |
| B. | ciliary muscles |
| C. | suspensory ligaments |
| D. | kegel muscles |
| Answer» D. kegel muscles | |
| 41. |
To form cheese, a mixture of bacteria and fungi act upon |
| A. | fermented milk sugar |
| B. | lactic acid |
| C. | fats |
| D. | all of above |
| Answer» E. | |
| 42. |
Hair erector muscles enable |
| A. | hair to remain healthy |
| B. | hair to remain bouncy |
| C. | hair to stand on end |
| D. | hair to fall off easily |
| Answer» D. hair to fall off easily | |
| 43. |
Complete digestion of one gram of proteins results in |
| A. | 14 kilojoules of energy |
| B. | 15 kilojoules of energy |
| C. | 16 kilojoules of energy |
| D. | 17 kilojoules of energy |
| Answer» E. | |
| 44. |
Function of eyelids includes |
| A. | dust particles are wiped off |
| B. | tears are spread over eye |
| C. | dust particles are cleared off |
| D. | all of above |
| Answer» E. | |
| 45. |
Mechanisms to loose heat in larger animals include all of others but; |
| A. | spraying water over body |
| B. | flapping big ears |
| C. | more body hair |
| D. | avoiding sun basking |
| Answer» D. avoiding sun basking | |
| 46. |
Number of stamens in the Clitoria flowers are |
| A. | 1 |
| B. | 2 |
| C. | 10 |
| D. | 15 |
| Answer» D. 15 | |
| 47. |
Where in brain Optic lobes are present |
| A. | fissures in cerebral hemispheres |
| B. | grooves of cerebral hemisphere |
| C. | midbrain |
| D. | at the base of cerebral hemisphere |
| Answer» D. at the base of cerebral hemisphere | |
| 48. |
Differentiation in plants is considered to occur in plants in |
| A. | two stages |
| B. | three stages |
| C. | four stages |
| D. | five stages |
| Answer» E. | |
| 49. |
In plants duration of light affects, the |
| A. | vegetative growth |
| B. | reproductive growth |
| C. | flowering |
| D. | all of the above |
| Answer» E. | |
| 50. |
Primary tissue is added by |
| A. | apical meristem |
| B. | lateral meristem |
| C. | intercalary meristems |
| D. | tropical meristem |
| Answer» B. lateral meristem | |