Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 721 to 735 of 1657

Q. The disease that is caused by virus is

a. Typhoid

b. Cholera

c. Common cold

d. Malaria

  • c. Common cold

Q. In plants water is absorbed by the root hairs by a process called:

a. Transpiration

b. Respiration

c. Perspiration

d. Osmosis

  • d. Osmosis

Q. Which carbohydrate is used in silvering of mirrors?

a. Fructose

b. Sucrose

c. Glucose

d. Starch

  • c. Glucose

Q. The total number of ear bones is –

a. 2

b. 4

c. 6

d. 8

Q. Which one of the following is the most sensitive Indicator of the health of a community?

a. Birth rate

b. Infant mortality rate

c. Death rate

d. Maternal mortality rate

  • b. Infant mortality rate

Q. Biodegradable wastes can usually be converted into useful substances with the help of -

a. bacteria

b. nuclear proteins

c. radioactive substances

d. viruses

  • a. bacteria

Q. In digestion, proteins are converted into

a. Fatty acids

b. Glucose

c. Amino acids

d. Maltose

  • c. Amino acids

Q. Rabies is caused by –

a. bacteria

b. virus

c. fungus

d. algae

  • b. virus

Q.               fiber is used in making bulletproof vests.

a. Nylon-66

b. Terylene

c. Kevlar

d. Lexan

  • c. Kevlar

Q. Which part of the tea plant is used for making tea?

a. root

b. flower

c. Leaves

d. Stem

  • c. Leaves

Q. Which one of the following is not a true fish?

a. Shark

b. Starfish

c. Eel

d. Sea-horse

  • b. Starfish

Q. Cuscuta is a –

a. partial stern parasite

b. complete stem parasite

c. partial root parasite

d. complete root parasite

  • b. complete stem parasite

Q. The element which is required by the plant in large quantity –

a. Calcium

b. Nitrogen

c. Phosphorus

d. Sulphur

  • b. Nitrogen

Q. Which one of the following gives energy to our body?

a. Vitamins

b. Water

c. Carbohydrates

d. Proteins

  • c. Carbohydrates
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