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. |
Pickles, candies, jams and breads are preserved by the much of adding |
| A. | reservattives |
| B. | nzymes |
| C. | inerals |
| D. | one of the above |
| Answer» B. nzymes | |
| 2. |
Potato blight is caused by |
| A. | enicillium |
| B. | eningitis |
| C. | mut |
| D. | ingworm |
| Answer» C. mut | |
| 3. |
'Pond silk' is the common name of |
| A. | pongilla |
| B. | hlorella |
| C. | elaginella |
| D. | pirogyra |
| Answer» E. | |
| 4. |
The number of chloroplasts in a cell of Spirogyra is |
| A. | -4 |
| B. | -8 |
| C. | -14 |
| D. | -8 |
| Answer» D. -8 | |
| 5. |
The ability to fix atmospheric nitrogen is found in the |
| A. | eaves of some crop plants |
| B. | ome marine red algae |
| C. | ome blue-green algae |
| D. | holera |
| Answer» D. holera | |
| 6. |
Largest part of human brain is |
| A. | erebellum |
| B. | erebrum |
| C. | lfactory labbe |
| D. | id brain |
| Answer» C. lfactory labbe | |
| 7. |
Asexual reproduction differs from sexual reproduction in that in asexual reproduction, ________ |
| A. | he new organisms are genetically identical to the parent |
| B. | he gametes are produced in reproduction |
| C. | he nuclei of gametes fuse |
| D. | he offspring shows variations |
| Answer» B. he gametes are produced in reproduction | |
| 8. |
The brain is a part of which organ system? |
| A. | espiratory System |
| B. | irculatory System |
| C. | ervous System |
| D. | one of the above |
| Answer» D. one of the above | |
| 9. |
Which one is the biggest part of the brain? |
| A. | halamus |
| B. | edulla |
| C. | erebellum |
| D. | erebrum |
| Answer» E. | |
| 10. |
How many pair of nerves arises from vertebral column? |
| A. | 2 pair |
| B. | 3 pair |
| C. | 1 pair |
| D. | 3 pair |
| Answer» D. 3 pair | |
| 11. |
Which part of Nervous system controls involuntary actions? |
| A. | edulla oblongata |
| B. | erebellum |
| C. | ypothalamus |
| D. | pinal cord |
| Answer» B. erebellum | |
| 12. |
Which part of brain controls fine movement, maintains balance and equilibrium of the body and muscle tone in a human being ? |
| A. | erebrum |
| B. | halamus |
| C. | erebellum |
| D. | ypothalamus |
| Answer» D. ypothalamus | |
| 13. |
Cerebrum is related to |
| A. | iver |
| B. | eart |
| C. | rain |
| D. | idney |
| Answer» D. idney | |
| 14. |
Centre of reflex action |
| A. | erebrum |
| B. | erebellum |
| C. | pinal cord |
| D. | erve cell |
| Answer» D. erve cell | |
| 15. |
The pair of spinal nerves in man are |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | 3 |
| Answer» C. 2 | |
| 16. |
Acetylcholine is |
| A. | oxin |
| B. | itamin |
| C. | nzyme |
| D. | hemical transmitter |
| Answer» E. | |
| 17. |
Important plant diseases like fire-blight and crown all are caused by |
| A. | iruses |
| B. | acteria |
| C. | ungi |
| D. | rotozoans |
| Answer» C. ungi | |
| 18. |
Bacteria divides by |
| A. | inary Fission |
| B. | pirilla |
| C. | |
| D. | usion |
| Answer» B. pirilla | |
| 19. |
Microscopic organism which passively float on the surface of water is called |
| A. | hytoplanktons |
| B. | ooplanktons |
| C. | oth (a) and (b) both |
| D. | one to these |
| Answer» D. one to these | |
| 20. |
Chlamydomonas prefers water rich in |
| A. | mmonic compounds |
| B. | ric acid compounds |
| C. | ulphur compounds |
| D. | rea compounds |
| Answer» B. ric acid compounds | |
| 21. |
Example of a single celled organism. |
| A. | lgae |
| B. | moeba |
| C. | aramaecium |
| D. | ll of the above |
| Answer» E. | |
| 22. |
Dried milk dried meat are examples of preservation by |
| A. | asteurization |
| B. | ehydration |
| C. | trerilization |
| D. | one of the above |
| Answer» C. trerilization | |
| 23. |
In fungi asexual reproduction occurs mostly by |
| A. | ragmentation |
| B. | udding |
| C. | pore formation |
| D. | ll of these |
| Answer» E. | |
| 24. |
Among the many substances manufactured commercially by means of ________ are acetic acid, acetone, butanol, lactic acid and several vitamins. |
| A. | iruses |
| B. | acteria |
| C. | ungi |
| D. | east |
| Answer» C. ungi | |
| 25. |
Bacteria were first discovered by |
| A. | obert Koch |
| B. | obert Hooke |
| C. | ouis Pasteur |
| D. | .V.Leeuwenhoek |
| Answer» E. | |
| 26. |
The DNA of the bacterium is found present in a distinct nuclear region called |
| A. | ucleolus |
| B. | entrosome |
| C. | ucleoid |
| D. | ucleus |
| Answer» D. ucleus | |
| 27. |
________ reproduces by binary fission. |
| A. | moeba |
| B. | iverfiuke |
| C. | lasmodium |
| D. | lanaria |
| Answer» B. iverfiuke | |
| 28. |
There is no bacteria activity in which of the following process? |
| A. | ewage disposal |
| B. | anning of leather |
| C. | ipening of cheese |
| D. | reparation of sillage |
| Answer» D. reparation of sillage | |
| 29. |
Who discovered the insecticidal properties of DDT? |
| A. | thmanzedicer |
| B. | .H. Painter |
| C. | aul Muller |
| D. | achel Carson |
| Answer» D. achel Carson | |
| 30. |
Golden rice has the highest quantity of |
| A. | itamin A |
| B. | itamin B |
| C. | itamin C |
| D. | itamin K |
| Answer» B. itamin B | |
| 31. |
Some species of which of the below kinds of organisms are employed as biopesticides?1. Bacteria2. Fungi3. Flowering plants |
| A. | only |
| B. | and 3 only |
| C. | and 3 only |
| D. | , 2 and 3 |
| Answer» B. and 3 only | |
| 32. |
Which of the following crops would be preffered for sowing in order to enrich the soil with nitrogen? |
| A. | heat |
| B. | ustard |
| C. | unflower |
| D. | ram |
| Answer» E. | |
| 33. |
Branch of agriculture concerned with the production of crops is |
| A. | grotology |
| B. | gronomy |
| C. | grostology |
| D. | nthropology |
| Answer» C. grostology | |
| 34. |
The biofertilizer used or the paddy crops is |
| A. | lue-green algae |
| B. | hizobium species |
| C. | ungal root fungal |
| D. | zetobactor species |
| Answer» B. hizobium species | |
| 35. |
In Pedology we study about |
| A. | isease |
| B. | ollution |
| C. | oil |
| D. | ockes |
| Answer» D. ockes | |
| 36. |
Censor mechanism of dispersal of seeds is found in |
| A. | ea |
| B. | oppy |
| C. | otton |
| D. | aize |
| Answer» C. otton | |
| 37. |
Which one of the following crops would be preferred for sowing in order to enrich soil with nitrogen? |
| A. | heat |
| B. | ustard |
| C. | unflower |
| D. | ram |
| Answer» E. | |
| 38. |
Insulin is secreted from which gland or organ of human body? |
| A. | idney |
| B. | iver |
| C. | mall Intestine |
| D. | ancreas |
| Answer» E. | |
| 39. |
Which cells secrete hormones? |
| A. | issue cells |
| B. | useles cells |
| C. | espiratory |
| D. | lands |
| Answer» E. | |
| 40. |
Which of the following hormone is called the emergency hormone ? |
| A. | nsulin |
| B. | drenaline |
| C. | strogen |
| D. | xytocin |
| Answer» C. strogen | |
| 41. |
Chemical co-ordination in the body is brought out by |
| A. | lood |
| B. | ymph |
| C. | nzymes |
| D. | ormones |
| Answer» E. | |
| 42. |
Deficiency of which minerals causes goitre? |
| A. | agnesium |
| B. | alcium |
| C. | odine |
| D. | ulphur |
| Answer» D. ulphur | |
| 43. |
Which one of following is smallest gland of body? |
| A. | iver |
| B. | hyroid |
| C. | ituitary |
| D. | livary gland |
| Answer» D. livary gland | |
| 44. |
Which one of following is not a endocrine gland? |
| A. | drenal |
| B. | ituitary |
| C. | hyroid |
| D. | iver |
| Answer» E. | |
| 45. |
Enlargment of _______ gland takes place due to deficiency of iodine |
| A. | hyroid |
| B. | ituitary |
| C. | drenal |
| D. | arotid |
| Answer» B. ituitary | |
| 46. |
Oxytocin hormone is secreted by gland |
| A. | ituitary |
| B. | ineal |
| C. | drenal |
| D. | vary |
| Answer» B. ineal | |
| 47. |
Which of the following is not a gland? |
| A. | hyroid |
| B. | astrine |
| C. | iver |
| D. | ancreas |
| Answer» C. iver | |
| 48. |
What is the effect of oversecretion of hormone from pituitary gland? |
| A. | ncrease growth in length |
| B. | nbalanced development of body |
| C. | ody became curve |
| D. | one of the above |
| Answer» B. nbalanced development of body | |
| 49. |
Liver fluke is parasite in the liver of |
| A. | heep |
| B. | oat |
| C. | attle |
| D. | ll of the above |
| Answer» E. | |
| 50. |
A cell wall material present only in blue green algae and bacteria is |
| A. | ellulose |
| B. | lycogen |
| C. | uramic acid |
| D. | ectin |
| Answer» D. ectin | |