Top 1000+ Solved Biology (GK) MCQ Questions Answer
Q. Which of the following blood cells is compulsory for blood coagulation?
a. Platelets
b. Red Blood Corpuscles
c. White Blood Corpuscles
d. Lymphocites
Q. Dehydration in human body is caused due to the deficiency of –
a. Vitamin
b. Salt
c. Hormone
d. Water
Q. Which is the organ that excretes water, fat and various catabolic wastes :
a. Kidney
b. Skin
c. Spleen
d. Salivary glands
Q. Blood Circulation was discovered by –
a. Mary Anderson
b. Virginia Apgar
c. William Harvey
d. Robert Feulgen
Q. Heart is devoid of -
a. cardiac muscle
b. involuntary muscle
c. voluntary muscle
d. smooth muscle
Q. From which part of the Omit is clove, the commonly used spice, obtained -
a. Fruit
b. Flower bud
c. Stern
d. Root
Q. Rickets is the deficiency disease of Vitamin D, in which the affected part is the -
a. skin
b. hair
c. bone
d. blood
Q. Which phenomenon do bats or dolphins use to find prey, predators or obstacles?
a. Refraction of sound
b. Formation of beats
c. Scattering of sound
d. Echo location
Q. The pigment involved in photosynthetic activity is -
a. anthocyanin
b. fucxanthin
c. carotenoid
d. chlorophyll