HSSC TGT Science Exam

Total Questions: 80

41. German Silver is the alloy of which of the following?

Correct Answer: (3) Copper, Zinc, & Nickle
Solution:German Silver is alloy of copper (Cu). Zinc (Zn) and Nickle (Ni).

42. What happens to a person who receives the wrong type of blood?

Correct Answer: (3) The RBC's agglutinate
Solution:If wrong blood is received by a person his RBC's will aglutinate and his life will end.

43. A piece of ice floating in a glasss of water. What change will be in the level of water if the ice melts completely. When it melts completely, what will happen to the level of water?

Correct Answer: (3) Will be the same
Solution:If ice is floating on a glass water melting the level of wa- ter of glass will be same.

44. Which of following is called "digestive bag" in the cell?

Correct Answer: (4) Lysosome
Solution:lysosome is called suicidal bag of cell. D Duve discovered it. It is also called digestive bag of the cell.

45. Who discovered the Solar Sys- tem?

Correct Answer: (3) Copernicus
Solution:Copernicus discovered the soler system. He informed for the first time that the sun not the earth is the centre of the universe. He wrote the book the 'revolution bus'.

46. The phenomenon of light as- sociated with the appearance of the blue colour of light is

Correct Answer: (4) Scattering
Solution:Blue colour of sky is due to scattering of light.

47. Find the correct spelt word.

Correct Answer: Indispensable
Solution:Indispensable is the correct spelt word.

48. Choose the most suitable 'one word' for the following phrase / expression.

Correct Answer: (4) Teetotaller
Solution:The most suitable word for the given phrase is Teetotaller.

49. Choose the one which best expresses the meaning of the given idiom/proverb.

A Snake in the grass.

 

Correct Answer: (1) (Secret or hidden enemy
Solution:The one which best expresses the meaning of the given idiom is secret or hidden enemy.

50. We are justified in accusing him the theft. (Fill in the blanks)

Correct Answer: (4) of
Solution:we are justified in accusing him of theft.