Top 1000+ Solved Biology (GK) MCQ Questions Answer
Q. The structure which helps in the nutrition of the Embryo is –
a. Yolk sac
b. Amniotic membrane
c. Crypts
d. Placenta
Q. Which one of the following parts of the human brain is the regulating centre for swallowing and vomiting?
a. Cerebellum
b. Cerebrum
c. Medulla Oblongata
d. Pons
Q. Which one of the following animals is devoid of lateral line sense organ?
a. Labeo
b. Catla
c. Sea horse
d. Magur
Q. Hypothermia occurs due to loss of excessive heat from body due to sudden low body temperature in:
a. Frogs
b. Human beings
c. Lizards
d. Snakes
Q. The disease that has been eradicated from the world is:
a. Leprosy
b. Poliomyelitis
c. Chicken pox
d. Small pox
Q. Time required for the organism to eliminate 50% the total body burden or tissue concentration of chemical is referred as –
a. Threshold limit time
b. Halftime life
c. Residual-period
d. Half-life period
Q. Growing more than one crop on a piece of land during the year is known as –
a. Uni cropping
b. Multiple cropping
c. Double cropping
d. niple cropping
Q. Immunisation is a phenomenon of formation of antibodies by using inactive -
a. Antigens
b. Antibodies
c. Chemicals
d. Blood
Q. Which one of the following is an indicator of air pollution?
a. Cycas
b. Algae
c. Bryophytes
d. Lichens
Q. Symptoms of Jaundice occur mainly due to disorder and malfunction of -
a. Intestine
b. Liver
c. Stomach
d. Pancreas
Q. Cooking oil can be converted into vegetable ghee by the process of –
a. oxidation
b. hydrogenation
c. distillation
d. crystalisation