7000+ General Science Questions for Competitive Exams 2024 - 2025 Pdf - 2

Question: 6

Study of life in outer space is

(A) Exobiology

(B) Neobiology

(C) Entrobiology

(D) Endobiology

Question: 7

Moon has no atmosphere because

(A) Root mean square velocity of all gases is more than their escape velocity on moon’s surface

(B) Its surface is not smooth

(C) It does not have any living being

(D) It is quite far off

Question: 8

What is a Hologram?

(A) Apparatus for tracing the path of a charged particle

(B) Graphical representation for showing frequency distribution

(C) A crystalline soluble amino acids

(D) Photographic record for reproducing a three dimensional image

Question: 9

KmnO₄ can be used as

(A) Disinfectant

(B) Pesticide

(C) Fertiliser

(D) Insecticide

Question: 10

Which components of light are absorbed by chlorophyll?

(A) Blue and red

(B) Indigo and orange

(C) Violet and red

(D) Violet and yellow