Biology MCQs

Question 1

The main function of hemoglobin is

Accepted Answer

Carries Oxygen

Answer

Control Blood Pressure

Answer

Produce hormones

Answer

None of the above

Question 2

The colour of Hemoglobin is

Accepted Answer

Red

Answer

Yellow

Answer

White

Answer

Colorless

Question 3

The elastic vessels which transport blood to the heart is known as

Accepted Answer

Veins

Answer

Arteries

Answer

Capillaries

Answer

None of the above

Question 4

The elastic vessels which transport blood from the heart is known as

Accepted Answer

Arteries

Answer

Sinusoids

Answer

Capillaries

Answer

None of the above

Question 5

White blood cell act

Accepted Answer

As a defence against infection

Answer

As a source of energy

Answer

For clotting blood

Answer

As a medium for oxygen transport from lung to tissues

Question 6

The top chambers of human heart are called

Accepted Answer

Atrium

Answer

Aorta

Answer

Septum

Answer

Ventricle

Question 7

Antigen is present in

Accepted Answer

RBC

Answer

Plasma

Answer

WBC

Answer

Both A and B

Question 8

Agro forestry is

Accepted Answer

Growing of tree with cultivation of crop in the same field

Answer

Growing tree for forest

Answer

Growing tree after cutting crop

Answer

None of these

Question 9

Agrostology is the study of

Accepted Answer

Grass

Answer

Seed of oil

Answer

Crop

Answer

Fruits