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MCQs

General Biology

Total Questions : 1232 | Page 118 of 124 pages
Question 1171. Reaction between oxides of nitrogen (N₂) and oxygen (O₂) results in
  1.    formation of nitric acid only
  2.    acid rains only
  3.    alkali rain
  4.    formation of nitric acid and acid rains
 Discuss Question
Answer: Option D. -> formation of nitric acid and acid rains
Answer: (d).formation of nitric acid and acid rains
Question 1172. Carboxyhemoglobin is of
  1.    bright red
  2.    purplish red
  3.    bright pink
  4.    dark red
 Discuss Question
Answer: Option B. -> purplish red
Answer: (b).purplish red
Question 1173. Hypothesis always requires a tentative explanation of
  1.    reasoning
  2.    perception
  3.    observation
  4.    result
 Discuss Question
Answer: Option C. -> observation
Answer: (c).observation
Question 1174. Lethal disease which spreads via free sexually contact, blood infusions from an infected person, and contaminated syringes is
  1.    Hepatitis
  2.    Hay fever
  3.    Epilepsy
  4.    AIDS
 Discuss Question
Answer: Option D. -> AIDS
Answer: (d).AIDS
Question 1175. Individuals of different species (animals and plants) that live together in same habitat constitutes a
  1.    population
  2.    Community
  3.    groups
  4.    individuals
 Discuss Question
Answer: Option B. -> Community
Answer: (b).Community
Question 1176. Pasteurization helps in preserving
  1.    fruits
  2.    vegetables
  3.    meat
  4.    milk
 Discuss Question
Answer: Option D. -> milk
Answer: (d).milk
Question 1177. Any cell or individual of any offspring produced by asexually is termed as a
  1.    gene
  2.    offspring
  3.    tissue
  4.    clone
 Discuss Question
Answer: Option D. -> clone
Answer: (d).clone
Question 1178. If the surrounding light intensity is low, the pupil becomes
  1.    large
  2.    contracts
  3.    upset
  4.    relaxes
 Discuss Question
Answer: Option A. -> large
Answer: (a).large
Question 1179. Consequences of water pollution include
  1.    discharge of untreated sewage
  2.    burning of fossil fuels
  3.    loss of habitat
  4.    climatic changes
 Discuss Question
Answer: Option A. -> discharge of untreated sewage
Answer: (a).discharge of untreated sewage
Question 1180. In Malaysia and Singapore, the average daily energy requirements of women compared to men is
  1.    more for men and lesser for women
  2.    more for women and lesser for men
  3.    alike for both
  4.    cannot be estimated
 Discuss Question
Answer: Option A. -> more for men and lesser for women
Answer: (a).more for men and lesser for women

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