Biology MCQS

171. The evaporative cooling in the respiratory tract of dogs is called?
A: Vasodilation
B: Vasoconstriction
C: Panting
D: All of these

172. Different species of plants and animals living in the same habitat are called?
A: Population
B: Community
C: Biome
D: Habitat

173. Which of the following pathogen types cause diseases that can be treated with antibiotics?
A: Bacteria
B: Fungi
C: Virus
D: None of these

174. A large regional community primarily determined by climate is called?
A: Population
B: Community
C: Biome
D: Habitat

175. Which of the following glands is responsible for the secretion of insulin?
(A) Heart
(B) Liver
(C) Kidneys
(D) Pancreas

176. Which of the following diseases is caused by a deficiency of vitamin A?
(A) Night blindness
(B) Rickets
(C) Scurvy
(D) Hair fall

177. A micro-organism capable of producing a disease condition is said to be:
(A) Aerobic
(B) Auto-tropic
(C) Pure
(D) Pathogenic

178. The disease that is transmitted through milk is:
(A) Diphtheria
(B) Cholera
(C) Jaundice
(D) Tuberculosis

179. Amnesia is a form of _ loss.
(A) Memory
(B) Sight
(C) Hearing
(D) Sleeping

180. Chemical nature of enzymes is?
(A) Cellulose
(B) Glucose
(C) Lipids
(D) Proteins