Practice mode / Environmental Science The name of the common mineral salt present in sweat is? A Option A: Calcium Oxalate B Option B: Potassium Sulphate C Option C: Sodium Chloride D Option D: Iron Sulphate E Option E: None of these Correct answer C. Sodium Chloride Show answer Report a problem How we write and check questions
Question 01 / Environmental Science Human population growth is greatest in developing countries because? A Option A: the birth rate is high in developing countries B Option B: the death rate is high in developing countries. C Option C: much of the population has already reached the child bearing age. D Option D: most of the world’s population lives in industrialized countries. Correct answer A. the birth rate is high in developing countries Show answer Open question
Question 02 / Environmental Science Which woody raw material is used for the manufacture of paper pulp? A Option A: Cotton B Option B: Poplar C Option C: Bagasse D Option D: Rice straw Correct answer B. Poplar Show answer Open question
Question 03 / Environmental Science Rectified spirit contains alcohol about? A Option A: 80% B Option B: 95% C Option C: 70% D Option D: 85% Correct answer B. 95% Show answer Open question
Question 04 / Environmental Science Humming bird belongs to a category called? A Option A: Ectotherm B Option B: Endotherm C Option C: Exotherm D Option D: Heterotherm. Correct answer B. Endotherm Show answer Open question
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