Zoology MCQ for Competitive Exams Pdf - 3

Question: 11

Eutrophication is the result of

(A) Pteridophyte

(B) Gymnosperm

(C) Algae and aquatic plants

(D) Bryophyte

Question: 12

The natural source of hydrocarbon is

(A) Carbohydrates

(B) Coal

(C) Biomass

(D) Crude oil

Question: 13

Photochemical smog occurs in

(A) Warm and humid climate

(B) Cool, dry and sunny climate

(C) Warm, dry and sunny climate

(D) Cool and humid climate

Question: 14

The animal which can tolerate more summer heat is

(A) Donkey

(B) Goat

(C) Cow

(D) Buffalo

Question: 15

Refrigeration helps in food preservation by

(A) Sealing the food with a layer of ice

(B) Destroying enzyme action

(C) Reducing the rate of biochemical reactions

(D) Killing the germs