Previous 10 Years Question Papers with Answers for TRB Botany - 4

Question: 16

Sexual selection theory was propounded by

(A) De vires

(B) Charles Darwin

(C) Wallace

(D) Lamarck

Ans: B

Charles Darwin

Question: 17

Which one of the following parts of the pitcher plant becomes modified into a pitcher?

(A) Stem

(B) Stipule

(C) Petiole

(D) Leaf

Ans: D

Leaf

Question: 18

The cell wall of algae is made from

(A) Suberin

(B) Cutin

(C) Cellulose

(D) Chiton

Ans: C

Cellulose

Question: 19

How many bones are there in a newborn child approximately?

(A) 205

(B) 206

(C) 300

(D) 307

Ans: C

300

Question: 20

Which is the largest part of the brain?

(A) Medulla oblongata

(B) Cerebellum

(C) Cerebrum

(D) None of these

Ans: C

Cerebrum

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