MP Sub Inspector Paper 29 Oct 2017 Day4 Shift I – General Science

Madhya Pradesh Police SI General Science Paper 29th Oct 2017

On heating a circular metallic disc with a circular hole at the centre the diameter of the hole will ?
(a) Decrease
(b) First increase then decrease
(c) Increase
(d) Remain the same

Ans – Increase

A drug that prevents infection and decay is called a/an ?
(a) germicide
(b) Antimalrial drug
(c) Antiseptic
(d) Analgestic

Ans – Antiseptic

The acid that can be used as a hypnotic is ?
(a) Tartaric acid
(b) Barbituric acid
(c) Butanoic acid
(d) Benzoic acid

Ans – Barbiuric acid

The tissue that plays a leading role in the elongation of many bones is /
(a) Fibroelastic tissue
(b) Areolar tissue
(c) Spongy bone
(d) Cartilage

Ans – Cartilage

The boiling point of warer ?
(a) Is always 100 degree celcious
(b) Depends on the atmospheric pressure
(c) Depends on the material of the container
(d) Depends on relative humidity

Ans – Depends on the atmospheric pressure

Hydroponics is the ?
(a) None of these
(b) Water portion of the biosphere
(c) Water content of organisms
(d) Loss of water by plants

Ans – None of these

In the process of respiration the component of air used is /
(a) Inert agses
(b) Carbon dioxide
(c) Oxygen
(d) Nitrogen

Ans – Oxygen

Planets are ?
(a) Luminous bodies that twinkle
(b) Luminous bodies that do not twinkle
(c) Non luminous bodies that twinkle
(d) Non luminous bodies that do not twinkle

Ans – Non luminous bodies that do not twinkle

The fundamental role of root hairs in plants is ?
(a) To protect the root from soil microbes
(b) To protect the young root from damage by coarse soil
(c) To absorb water and mineral salts from soil
(d) To bind soil particle to the root for firm fixation of the plant

Ans – To absorb water and mineral salts from soil

The term taxonomy was given by ?
(a) Rendle
(b) Theophrastus
(c) Bentham and Hooker
(d) A P De Candolle

Ans – A P De Candolle