WorksheetsSCIENCE REVISION QUIZ
Total questions: 20
Worksheet time: 10mins
1.The belief that mother is completely responsible for the sex of the child is wrong because the child
a) Gets sex chromosomes only from the mother
b) Develops in the body of the mother
c) Gets one sex chromosome from the mother and the other from the father.
d) Gets determining sex chromosome only from the father
2.For the metamorphosis of tadpoles which of the following elements must be available in water.
a) Chlorine
b) Carbon
c) Sulphur
d) Iodine
3.Aids can spread from an infected person to another person through
a) Sharing food
b) Blood transfusions
c) Sharing comb
d) Mosquito bites
4.The structure present in a cell which is responsible for the determination of sex of a baby is
a) Cell membrane
b) Cytoplasm
c) Nucleus
d) Chromosome
5.The development of a Caterpillar to an adult butterfly is termed as
a) Hibernation
b) Migration
c) Metamorphosis
d) Amorphosis
6. Release of adrenalin is a hormone secreted by
a) Pituitary gland
b) Adrenal gland
c) Sebaceous gland
d) None of these.
7.The chemicals which control changes at an adolescent stage
a) Glands
b) Hormones
c) Muscles
d) Blood
8.The female hormone produced by ovaries that helps in development of mammary glands
a. Estrogen
b. Testosterone
c. Insulin
d. Progesterone
9. The starting of the periods in girls is termed as
Menopause
Menarche
Both of these
None of these
10. In females the uterine wall thickens to receive the
Fertilised egg
Unfertilised egg
11.The development of muscle in larynx leads to the hoarse voice in adult boys
True
False
12. The onset of puberty is not controlled by hormones
True
False
13. In humans the development of a fertilized egg takes place in
a) Ovary
b) Testes
c) Oviduct
d) Uterus
14. After fertilization the resulting cell which gives rise to a new individual in the
a) Embryo
b) Ovum
c) Fetus
d) Zygote
15. In human beings the correct sequence of events during reproduction is
a) gamete formation, Fertilization, zygote, Embryo.
b) Embryo, zygote, fertilization, gamete formation
c) Fertilization, gamete formation, Embryo, zygote.
d) Gamete formation, fertilization, Embryo, Zygote.
16.Choose the incorrect combination odd one out
Sperm, testis, sperm duct, penis.
Menstruation, Egg, oviduct, uterus
Sperm, oviduct, egg, uterus
Ovulation egg,oviduct,uterus.
17.Reproduction by budding takes place in
Hydra
Amoeba
Paramecium
Bacteria
18.The babies born through IVF are called test tube babies
True
False
19. The animals which give birth to young ones are called
Oviparous
Viviparous
20. An animal which is genetically identical to its parent is called
Gamete
Zygote
Clone
None of these
