Here, you may find CSS Optional Subjects MCQs. If you want to prepare MCQs of optional subjects, CSS MCQs platform is here to serve you while preparing your MCQs portion of your CSS Exam. Please practice these CSS Optional Subjects MCQs on a daily basis.

The number of chambers in amphibians heart is?

A. Two

B. Three

C. Four

D. Five

(more…)

What is needed as a source of energy for vital activities of the body?

A. Iron

B. Calcium

C. Water

D. Carbohydrates

(more…)

Hemoglobin (Hb) is a protein that is found in the _____ of the blood.

A. plasma

B. platelets

C. red blood cells

D. white blood cells

(more…)

What is essential for the formation of hemoglobin?

A. Iron

B. Calcium

C. Water

D.Carbohydrates

(more…)

What is considered as good sources of iodine?

A. Eggs and meat

B. Sea foods

C. Fresh vegetables and fruits

D. Seeds

(more…)

First crystalline hormone is:

A. Thyroxine

B. Nor adrenalin

C. Adrenalin

D. All of the above

(more…)