Biology Multiple-Choice Questions (MCQs) and Answers (Test). Quiz on Basic Biology for Test Preparation. The following Biology multiple-choice questions are drawn from the fundamentals of biology (plants and animals) as well as general knowledge (GK) in biology and life science.

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Created on April 01, 2022 By Preptestsonline

Biology MCQS Set 5

1 / 15

About __________ of the body weight of a mammal is water ?

60%

65%

70%

75%

2 / 15

The study of fossils is called?

Environmental Biology

Historical biology

Palaeontology

Social biology

3 / 15

The average internal temperature of human body is __________?

35 oC

36 oC

37 oC

38 oC

4 / 15

Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.

Vitamin A

Vitamin C

Vitamin D

B complex

5 / 15

Which character differentiates living things from non-living organisms?

They live in the same ecosystem.

They are highly organized and complex made of one or more cells and contain genetic material

They are acted upon by the same environment

Both a and b

6 / 15

People living in high altitudes (like mountains) usually have a _________?

smaller number of Red Blood Cells

larger number of Red Blood Cells

smaller number of White Blood Cells

larger number of White Blood Cells

7 / 15

Crop rotation helps in______________?

Growth of pathogens

Soil Infertility

Slowing of crops growth

Eradication of disease

8 / 15

Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?

1993

1994

1995

1996

9 / 15

An educated guess is called:

Accumulated Data

Observation

Hypothesis

Conclusion

10 / 15

The Science of growing terrestrial plants in an aerated solution is_________?

Hydrodynamics

Hydroponics

Hydrotonics

None of them

11 / 15

Immunization by vaccination was first introduced by?

Fleming in 1945

Florey & Chain in 1975

Flore & Chain in 1795

Edward Jenner in 1795

12 / 15

The first antibiotic to be discovered was_____________?

Penicillin

Cephalosporin

Amino glycosides

Erythromycin

13 / 15

Biologist ‘Grass’ discovered the life cycle of plasmodium in_______?

1896

1897

1898

1899

14 / 15

Malaria is associated with___________?

Culex Mosquito

Culiesta Mosquito

Anopheles Mosquito

Culex & Anopheles Mosquito

15 / 15

Steps Involved in scientific method are ?

Hypothesis –>Accumulated data –> observation & experimentation –> conclusion

New data —> Conclusion —> Accumulated data —> Observation & experimentation

Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion

Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion

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