Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 1156 to 1170 of 1657

Q. 'Red Data Book' provides an account of –

a. Endangered plants only

b. Fossil plants

c. Endangered plants and animals

d. Extinct animals only

  • c. Endangered plants and animals

Q. First human heart transplant was performed in –

a. 1972

b. 1955

c. 1967

d. 1959

  • c. 1967

Q. Photoperiodism affects –

a. All of these

b. Flowering

c. Vegetative growth

d. Fruiting

  • a. All of these

Q. The least penetrating power ray is –

a. X-Ray

b. a-Ray

c. B-Ray

d. y-Ray

  • b. a-Ray

Q. Which one of the following types of malaria is pernicious malaria?

a. Vivax

b. Ralapse

c. Tertian

d. Malignant

  • d. Malignant

Q. Lungs of a plant are –

a. Leaves

b. Stems

c. Flowers

d. Roots

  • a. Leaves

Q. Enzymes are –

a. Proteins

b. Minerals

c. Oils

d. Fatty acids

  • a. Proteins

Q. The largest cells in mammalian blood are –

a. Erythrocytes

b. Monocytes

c. Basophils

d. Lymphocytes

  • b. Monocytes

Q. Which acid is present in lemon?

a. marlic acid

b. citric acid

c. lactic acid

d. tartaric acid

  • b. citric acid

Q. Which instrument is used for measuring humidity of atmosphere?

a. Barometer

b. Anemometer

c. Thermometer

d. Hygrometer

  • d. Hygrometer

Q. Just born baby has the respiratory rate as –

a. 32 times/minute

b. 26 times/minute

c. 18 times/minute

d. 15 times/minute

  • a. 32 times/minute

Q. Uric acid is the chief nitrogenous wastes in –

a. Frogs

b. Birds

c. Fishes

d. Mankind

  • b. Birds

Q. Who proposed Binomial Nomenclature?

a. Linnaeus

b. John Ray

c. Huxley

d. Aristotle

  • a. Linnaeus

Q. Who proposed Five Kingdom Classification?

a. R.H. Whittaker

b. John Ray

c. Carolus Linnaeus

d. H.F. Copeland

  • a. R.H. Whittaker

Q. Sporangia bearing leaf of a fern is called

a. Rarnentum

b. Indusium

c. Sorus

d. Sporophy

  • c. Sorus
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