Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 451 to 465 of 1657

Q. In how many parts is the human brain divided?

a. 2

b. 3

c. 4

d. 5

Q. The floral part that produces pollen grains is

a. Sepal

b. Petal

c. Anther

d. Ovary

  • c. Anther

Q. Which of these fruits develop from an inflorescence?

a. Apple

b. Guava

c. Pineapple

d. Grape

  • c. Pineapple

Q. When day light hours are increased, the rate of photosynthesis:

a. Increase

b. Decrease

c. Remains same

d. None of the above

  • c. Remains same

Q. Which of the following is a biodegradable waste?

a. Wool

b. Polythene bags

c. Plastics

d. Nylon

  • a. Wool

Q. Persons who are colour-blind cannot distinguish between –

a. yellow and white

b. green and blue

c. red and green

d. black and yellow

  • c. red and green

Q. The acid present in gastric juice is –

a. Hydrochloric

b. Nitric

c. Sulphuric

d. Ascorbic

  • a. Hydrochloric

Q. Housefly spreads –

a. Common cold

b. Malaria

c. Flu

d. Typhoid

  • d. Typhoid

Q. 'Lockjaw' is the last phase of which of the following diseases?

a. Diptheria

b. Pneumonia

c. Syphilis

d. Tetanus

  • d. Tetanus

Q. Mendel's principles of inheritance are based on –

a. Vegetative reproduction

b. Asexual reproduction

c. Sexual reproduction

d. All of the above

  • c. Sexual reproduction

Q. Viruses are made up of –

a. Protein and lipids

b. Nucleic and protein

c. Lipids and carbohydrate

d. Carbohydrate and Nucleic acid

  • b. Nucleic and protein

Q. Which one of the following pairs is correctly matched?

a. Tetanus — BCG

b. Tuberculosis — ATS

c. Malaria — Chloroquin

d. Scurvy — Thiamin

  • c. Malaria — Chloroquin

Q. A person having AB-group of blood can donate blood to a person having -

a. A-group

b. B-group

c. AB-group

d. O-group

  • c. AB-group

Q. The contractile proteins in a muscle are

a. Actin and Myosin

b. Actin and Tropomyosin

c. Myosin and Troponin

d. Troponin and Tropomyosin

  • a. Actin and Myosin
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