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Question-1
Metamorphosis is delayed when the water in which tadpoles live is deficient of the mineral -
(A)
Iron
(B)
Iodine
(C)
Glucose
(D)
Salt
Question-2
Hormones produce their effect on -
(A)
Heart and brain
(B)
Whole body
(C)
Target organs/sites
(D)
Endocrine glands.
Question-3
Ovum or egg is produced by
(A)
Uterus
(B)
Ovary
(C)
Fallopian tube
(D)
Testes
Question-4
We need to include __________ in our diet so that we get enough iodine to produce thyroxin.
(A)
Fruits and junk foods.
(B)
Sea foods and vegetables.
(C)
Chips and colas
(D)
Egg and meat
Question-5
Sebaceous glands produce -
(A)
Sweat
(B)
Milk
(C)
Hormone
(D)
Oil
Question-6
Human female produces-
(A)
One type of egg.
(B)
Two types of eggs.
(C)
Three types of eggs.
(D)
Four types of eggs.
Question-7
Adolescent age is between the years -
(A)
11 to 18
(B)
11 to 25
(C)
10 to 15
(D)
8 to 20
Question-8
Human male produces
(A)
One type of sperm.
(B)
Two types of sperms.
(C)
Three types of sperms.
(D)
Four types of sperms.
Question-9
The Master endocrine gland is ______ which produces_______.
(A)
Thyroid gland , Thyroxin
(B)
Pancreas , Insulin
(C)
Adrenal gland , Adrenaline
(D)
Pituitary gland , growth hormone.
Question-10
__________ marks the end of reproductive phase in the life of human female.
(A)
Menstruation
(B)
Menarche
(C)
Menopause
(D)
Ovulation
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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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