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Question-1 Human male produces

(A) One type of sperm.	(B) Two types of sperms.
(C)Three types of sperms.	(D)Four types of sperms.

Question-2 High blood glucose level may be due to

(A) Low insulin production	(B)High insulin production
(C)High thyroxin production	(D)High Oestrogen production

Question-3 Chemicals produced by ants which help them to coordinate each other are known as

(A) Hormones	(B)Enzymes
(C)Coordinators	(D)Pheromones.

Question-4 Sebaceous glands produce -

(A) Sweat	(B) Milk
(C)Hormone	(D) Oil

Question-5 How are endocrine glands different from exocrine glands?

1. Endocrine glands produce hormones while exocrine glands produce other secretions.
2. Endocrine glands have ducts while exocrine glands do not have ducts.
3. Endocrine do not have ducts while exocrine glands have ducts.
4. Endocrine glands produce enzymes while exocrine glands produce hormones.

(A) 1 and 2	(B)1 only
(C)1 and 3	(D)2 and 4

Question-6 __________ marks the end of reproductive phase in the life of human female.

(A) Menstruation	(B)Menarche
(C)Menopause	(D)Ovulation

Question-7 The release of egg from the Ovary is known as

(A) Ovum production	(B) Fertilization
(C)Ovulation	(D)Ovarian Cycle

Question-8 Which among the following is a secondary sexual character?

(A) Change in voice	(B)Development of Breasts
(C)Increase in Height	(D)Production of sweat in more amount.

Question-9 Ovum or egg is produced by

(A) Uterus	(B)Ovary
(C)Fallopian tube	(D)Testes

Question-10 Temperature is a determining factor of sex in

(A) Fishes	(B)Reptiles
(C)Birds	(D)Mammals

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Std 8

CBSE

Practice in Related Chapters
Reproduction in Animals
Microorganisms: Friend and Foe
Reaching the Age of Adolescence
Cell - Structure and Functions
Conservation of Plants and Animals
Crop Production & Management

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