General Science – Biology MCQs

151. Which among the following is largest animal Phylum?

(A) Mollusca
(B) Arthropoda
(C) Mammalia
(D) Annelida

Correct Answer: (B) Arthropoda

152. Which among the following enzyme plays an important role in adding the building blocks to the primer in a sequence determined by the DNA template?

(A) Helicase
(B) Primase
(C) Polymerase
(D) Diastase

Correct Answer: (C) Polymerase

153. Which among the following bacterial cells are found in cubical packets?

(A) Tetracocci
(B) Streptococci
(C) Staphylococci
(D) Sarcinae

Correct Answer: (D) Sarcinae

154. Which among the below is not a food plant?

(A) Allium cepa
(B) Allium sativum
(C) Asparagus officinalis
(D) Atropa belladona

Correct Answer: (D) Atropa belladona

155. The pneumatophores are negatively geotropic roots which grow upward & meant for gaseous exchange. These are a characteristic of _______?

(A) Halophytes
(B) Heliophytes
(C) Sciophytes
(D) Lithophytes

Correct Answer: (A) Halophytes

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