[PPSC Agriculture Development Officer, 2020]

41. The three primary colours are





Answer & Solution

Answer:

Blue, green and red

[PPSC Agriculture Development Officer, 2020]

42. The walls and ceiling of an auditorium are covered with fibrous material, such as glass fibre, to





Answer & Solution

Answer:

Absorb sound and prevent echoes

[PPSC Agriculture Development Officer, 2020]

43. The National Bureau of Plant Genetic Resources is located at





Answer & Solution

Answer:

New Delhi

[PPSC Agriculture Development Officer, 2020]

44. The sex of a child is determined by the





Answer & Solution

Answer:

Chromosomes of the father

[PPSC Agriculture Development Officer, 2020]

45. Quinine, the commonly used drug for malaria, is obtained from a plant. What part of the plant yields the drug?





Answer & Solution

Answer:

Stem bark