CUET UG Biology Unit Test 2

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#1. Which of the following statements are correct regarding pollen grain structure? (A) The exine is a thin and continuous layer made of cellulose. (B) Sporopollenin is absent in the regions called germ pores. (C) The generative cell is bigger and has abundant food reserve. (D) In over 60% of angiosperms, pollen is shed at the 2-celled stage.

(A) (B) and (D) only

(B) (A), (B) and (C) only

(C) (B), (C) and (D) only

(D) (A) and (C) only

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