Science MCQs Practice Test for Grade-6 Grade-7 Grade-8
Q. No.1. Which of the following is a part of hind brain?
(a) Cerebrum (b) Pons
(c) Thalamus (d) Hypothalamus
Ans. B
Q. No.2. The tube which joins kidney and urinary bladder is called
(a) medulla (b) cortex
(c) ureter (d) urethra
Ans.C
Q. No.3. Technique used to remove medium sized stones from kidney is:
(a) angiography (b) lithotripsy
(c) dialysis (d) cloning
Ans. B
Q. No.4. Which of the following events occurs during interphase of cell division
(a) Division of cytoplasm
(b) Division of nucleus
(c) Duplication of chromosomes
(d) Formation of cell wall
Ans. C
Q. No.5. The use of microorganisms to benefit human beings is called:
(a) genetic engineering (b) tissue culture
(c) biotechnology (d) vaccination
Ans. C
Q. No.6. We can recognize the parents of a child by:
(a) gene therapy (b) genetic testing
(c) cloning (d) selective breeding
Ans. B
Q. No.7. Carbon monoxide causes:
(a) skin cancer (b) tetanus
(c) cholera (d) headache
Ans. D
Q. No.8. In greenhouse, which energy is absorbed to provide heat?
(a) Hydro (b) Solar
(c) Wind (d) Nuclear
Ans.B
Q. No.9. The salt used in purification of water is:
(a) sodium carbonate
(b) potassium nitrate
(c) potash alum
(d) copper sulphate
Ans. C
Q. No.10. Which of the following does NOT happen when iron is heated?
(a) Its temperature increases
(b) Its particles gain energy
(c) It contracts
(d) It expands
Ans. C
Q. No.11. The gases used in the tanks of astronauts are oxygen and:
(a) hydrogen (b) nitrogen
(c) chlorine (d) helium
Ans. B
Basic Science True False Important MCQS