General Science – Biology MCQs

191. Which among the following is wood cellulose?

(A) Rayon
(B) Balata
(C) Cork
(D) None of the above

Correct Answer: (A) Rayon

192. Which among the following is correct ?

(A) Caffeine which is a diuretic is a constituent of coffee but not found in tea
(B) Vitamin C which is also called ascorbic acid can be replaced with citric acid in our food
(C) Citric acid is used in Cola drinks
(D) All are wrong statements

Correct Answer: (B) Vitamin C which is also called ascorbic acid can be replaced with citric acid in our food

193. The pitcher plant is characterized by which of the following plants ?

(A) Autotrophes
(B) Insectivorous
(C) Allergen
(D) None of the above

Correct Answer: (B) Insectivorous

194. Sexual cannibalism is a concept in which the female kills the male after mating and is normally found in _________?

(A) Dragon fly
(B) Spider
(C) Honey Bee
(D) None of the above

Correct Answer: (B) Spider

Answer Explanation:

In Honey Bee the male itself dies after copulation. sexual cannibalism is common in many families of spiders and scorpions

195. The cultivation of which of the plants on wastelands has a potential to generate biofuel in large quantities?

(A) Jatropha curcas
(B) Copaifera langsdorffii
(C) Camelina sativa
(D) None of the above

Correct Answer: (A) Jatropha curcas

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