General Science #20 Multiple Choice Questions

GENERAL SCIENCE #20

MULTIPLE CHOICE QUESTIONS

1. Which of the following is the human male germ cell?

(a) Testis

(b) Zygote

(c) Ovum

(d) Sperm

Answer: (d)

2. Every month …………… mature egg(s) can be released from human ovary.

(a) 1

(b) 2

(c) 3

(d) 4

Answer: (a)

3. Internal fertilization does not occur in which of the following?

(a) Dog

(b) Human

(c) Fish

(d) Cow

Answer: (c)

4. Fertilization results into formation of which of the following?

(a) Sperm

(b) Zygote

(c) Individual

(d) Egg

Answer: (b)

5. Which one is not an oviparous animal?

(a) Human

(b) Hen

(c) Crocodile

(d) Crow

Answer: (a)

6. What is called the transformation of the larva into an adult through drastic changes?

(a) Metastasis

(b) Meteorite

(c) Metaphase

(d) Metamorphosis

Answer: (d)

7. In asexual reproduction involves ……………

(a) One parent

(b) Two parents

(c) Three parents

(d) No parent

Answer: (a)

8. Dolly the famous animal was a ……………

(a) girl

(b) normal sheep

(c) cloned sheep

(d) donkey

Answer: (c)

9. During a cell division ……………

(a) nucleus divides first and then cytoplasm

(b) nucleus and cytoplasm divides together

(c) cytoplasm divides first and then nucleus

(d) no such relationship

Answer: (a)

10. Budding is found in which of the following?

(a) Hydra

(b) Hydra and yeast

(c) Yeast

(d) None of the above

Answer: (b)

11. Adolescence is the period of ……………

(a) 5 to 10 years

(b) 11 to 19 years

(c) 20 to 29 years

(d) 30 to 39 years

Answer: (b)

12. When a sperm having X-chromosome fuses with the ovum, the child born will be ……………

(a) male

(b) female

(c) male as well as female twin

(d) it depends on the chance of fusion

Answer: (b)

13. How many pairs of Chromosomes are found in nuclei of their cells?

(a) 20 pairs

(b) 21 pairs

(c) 22 pairs

(d) 23 pairs

Answer: (d)

14. Children gain height during ……………

(a) adolescence

(b) menarche

(c) endocrine

(d) balanced food

Answer: (a)

15. Testes secrete which of the following?

(a) Iodine

(b) Thyroxin

(c) Testosterone

(d) Estrogen

Answer: (c)

16. Adam’s apple is ……………

(a) enlarged larynx

(b) red apple

(c) mammary glands

(d) apple of adam

Answer: (a)

17. What are called the chemical substances which are secreted from endocrine glands?

(a) Estrogen

(b) Puberty

(c) Hormones

(d) Adolescence

Answer: (c)

18. Out of these which one determines the sex of the baby?

(a) Pituitary gland

(b) Hormones

(c) Chromosomes

(d) Chloroplast

Answer: (c)

19. What is the stoppage of menstruation called?

(a) Insulin

(b) Menopause

(c) Menarche

(d) Gametes

Answer: (b)

20. Which hormone is secreted by adrenal glands?

(a) Adrenalin

(b) Estrogen

(c) Insulin

(d) Testosterone

Answer: (a)