Top 500+ TNPSC General Science Biology Questions & Answers - 1

Question: 1

The zoological name of leaf borer insect is

(A) Marasmia-patualis

(B) Chilo-polychrisa

(C) Oryctes-rhinoceros

(D) Amsacta-albistriga

Question: 2

The cyclic movements of chemicals of Biosphere between the organisms and the environment are referred as

(A) Bio-cycle

(B) Bio-geo cycle

(C) Chemical cycle

(D) Geo cycle

Question: 3

Sulphur is needed for

(A) Deposition

(B) Respiration

(C) Carbohydrate manufacture

(D) Protein synthesis

Question: 4

White rust of radish is a

(A) Zoonoses

(B) Bacterial disease

(C) Viral disease

(D) Fungal disease

Question: 5

The root system develops from

(A) Hypocoly

(B) Cotyledon

(C) Plumule

(D) Radicle