Top 1000+ Solved Biology (GK) MCQ Questions Answer
Q. Air quality depicting PM- 2.5 is more hazardous to –
a. Archaeological. Monuments
b. National Parks
c. Botanical Gardens
d. Old Men and Women
Q. Which one of the following hormones contains iodine?
a. Thyroxine
b. Testosterone
c. Insulin
d. Adrenaline
Q. Which among the following parts of a plant is involved in gaseous exchange?
a. Stomata
b. Lenticels
c. Vacuoles
d. Stomata & Lenticels
Q. Which one of the following is the respiratory pigment in man?
a. Haernocyanin
b. Haemoerythrin
c. b-Carotene
d. Haemoglobin
Q. Green manure is obtained from –
a. Fresh animal excreta
b. Decomposing green legume plants
c. Domestic vegetable waste
d. Oil seed husk cakes
Q. Which of the following amphibians lacks tongue?
a. Sphenodon
b. Salamander
c. Ichthyophis
d. Necturus
Q. Cockroach cannot survive in the water because its respiratory organ is -
a. Gill
b. Trachea
c. Book lung
d. Pulmonary Sac
Q. The example of hermaphrodite animal in which cross fertilization occurs is -
a. Hydra
b. Ascaris
c. Earthworm
d. Silkworm