7000+ Important Biology Questions asked in SSC CGL Pdf - 2

Question: 6

The unit of classification of plants and animals is

(A) Species

(B) Order

(C) Genus

(D) Class

Question: 7

Nitrogen is utilised by the plant in the form of

(A) Ammonia

(B) Nitrate

(C) Nitrite

(D) Free nitrogen

Question: 8

The process of photosynthesis is most active in

(A) White light

(B) Blue light

(C) Green light

(D) Red light

Question: 9

Which of the following elements is not essential for plant growth?

(A) Calcium

(B) Magnesium

(C) Potassium

(D) Sodium

Question: 10

From which part of the plant is turmeric obtained?

(A) Fruit

(B) Flower

(C) Root

(D) Stem