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9.	Carbohydrates are stored in plants and animals in the form of
	A.  Cellulose and glucose respectively
	B.  Cellulose and glycogen respectively
	C.  Starch and glycogen respectively
	D.  Starch and glucose respectively

Answer

Ans: A Cellulose and glucose respectively

10.	Cow milk is a rich source of
	A.  Vitamin A
	B.  Vitamin B
	C.  Vitamin C
	D.  Vitamin D

Answer

Ans: A Vitamin A

11.	Which one of the following systems helps in the removal of nitrogenous waste?
	A.  Excretory system
	B.  Sensory system
	C.  Digestive system
	D.  Respiratory system

Answer

Ans: A Excretory system

12.	Which one among the following statements regarding heart sounds is correct?
	A.  Normal sounds are called 'murmurs'
	B.  Heart sounds are caused by the internal blood inside the heart
	C.  Heart sounds are caused by the external blood flow outside the heart
	D.  Heart sounds are caused by opening and closing of heart valves

Answer

Ans: D Heart sounds are caused by opening and closing of heart valves