Top 500+ TNPSC General Science Zoology Questions & Answers - 2

Question: 6

Which of the following is a communicable disease?

(A) Heart attack

(B) CHD

(C) RHD

(D) Cold

Question: 7

Which of the following is a water borne disease?

(A) Measles

(B) Dysentry

(C) Typhoid

(D) Malaria

Question: 8

Which of the following disease is transmitted by contact with soil?

(A) Tetanus

(B) Rabies

(C) Scabies

(D) Cold

Question: 9

The best chemical used for purifying drinking water is

(A) Calcium hypochlorite

(B) Sodium thio sulphate

(C) Potassium permanganate

(D) Sodium chloride

Question: 10

The lower region of atmosphere is

(A) Hydrosphere

(B) Stratosphere

(C) Troposphere

(D) Ozone layer