TNPSC Group 2 Mains Question Paper with Answers in Tamil & English - 3

Question: 11

The secondary walls of Sclerenchyma are made of

(A) Suberin

(B) Pectin

(C) Lignin

(D) Cellulose

Question: 12

_____ glands keep the hair and skin greasy.

(A) Mammary glands

(B) Mucous

(C) Sweat glands

(D) Sebaceous glands

Question: 13

Metacarpals are found in

(A) Upper limb

(B) Lower limb

(C) Wrist

(D) Hand

Question: 14

The fruit walls of apple and pear contain

(A) Collenchyma

(B) Sclereids

(C) Parenchyma

(D) Sclerenchyma fibre

Question: 15

Polypeptides are converted into amino acids by

(A) Pancreatic lipase

(B) Trypsin

(C) Carboxypeptidase

(D) Chymotrypsin