Biology MCQs | Worldbioco

Biology Mcqs are from the various Biology parts. Which will assist learners to obtain greater marks in the topic of biology

Biology MCQs | Worldbioco

1. Which of the following instances is a "molecule?"

A. Chloroplast
C. A Nerve Cell
D. Hydrogen

2. In an aerated solution, the science of growing terrestrial plants is ___________?

A. Hydrodynamics
B. Hydrotonics
C. Hydroponics
D. None of them

3. Human body's average internal temperature is  __________?

A. 35 oC
B. 37 oC
C. 36 oC
D. 38 oC

4. Does oxygen represent ____ percent of the total mass of the human body?

A. 65%
B. 18%
C. 10%
D. 3%

5. Is sweat and sebum production connected to this?

A. Skin
B. Liver
C. Lungs

6. Which illness of the following type of pathogen can be handled with antibiotics?

A. bacteria
B. fungi
C. virus
D. none of these

7. Which is discovered in most cells as an organic compound?

A. Water
B. Glucose
C. Oxygen
D. Sodium chloride

8. Is it called a sequence of hypotheses that are backed by many test outcomes?

A. Scientific law
B. Data
C. Theory
D. Deduction

9. Messenger RNA is formed in_________?

A. Nucleus
B. Chloroplast
C. Mitochondria
D. None of these

10. Which of these is not a viral disease?

A. Cowpox
B. Mumps
C. Tetanus
D. Small pox

11. Which is discovered in most cells as an organic compound?

A. water
B. oxygen
C. glucose
D. sodium chloride

12.  How many vertebrae a person has?

A. 33
B. 36
C. 29
D. 19

13. What part of the brain regulates the temperature of the body?

A. cerebellum
B. cerebrum
C. hypothalamus
D. medulla

14. Which of the tissues below is connective?

A. cartilage
B. bone
C. blood
D. all the above

15. Adult human brain is about_________% of the total body weight.

A. 3%
B. 2%
C. 7%
D. 8%

16. Locomotion in diatoms is carried out with the help of__________?

A. Valve
B. Raphe
C. Pseudopodium
D. Cilia or flagella

17. Unlike other algae, diatoms do not readily decay due to___________?

A. Nonliving cells
B. Siliceous wall
C. Mucilaginous wall
D. Waterproof cell

18. Which of the following favors plant growth?

A. Photorespiration
B. Calvin cycle
C. Both of these
D. None of these

19. Hemoglobin can be oxygenated almost entirely by mercury ________ oxygen pressure.

A. 10 mm
B. 60 mm
C. 10 cm
D. 100 mm

20. Cellular respiration is essentially a/an _____________ process?

A. Oxidation.
B. Reduction.
C. Redox.
D. None of the above.

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