1999+ TNPSC Group 2 Previous Year Question Papers 2023-2024 Pdf - 1

Question: 1

A bond formed by the transfer of electrons between atoms of the elements is called

(A) Hydrogen bond

(B) Co-ordinate bond

(C) Covalent bond

(D) Ionic bond

Question: 2

The vertical lines in modern periodic table are called

(A) Period

(B) Metals

(C) Groups

(D) Non metals

Question: 3

Formic acid is obtained from

(A) Fats

(B) Orange

(C) Red ants

(D) Vinegar

Question: 4

A pure substance can only be

(A) A heterogeneous mixture

(B) An element or a compound

(C) An element

(D) Compound

Question: 5

The carbohydrate which serves as a reserve glucose in body is

(A) Glycogen

(B) Starch

(C) Sucrose

(D) Fructose