Science and Scientific Research - General Knowledge Questions and Answers

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General Knowledge » Science and Scientific Research

Which of the following is NOT abiotic?

A

 Plant

B

 Rainfall

C

 Wind

D

 Soil

General Knowledge » Science and Scientific Research

How many sodium atoms are there in one molecule of sodium peroxide?

A

 Three

B

 One

C

 Four

D

 Two

General Knowledge » Science and Scientific Research

Which of the following is NOT a chemical coagulant used in water treatment?

A

 Aluminium chloride

B

 Aluminium sulfate (Alum)

C

 Polyaluminium chloride (PAC)

D

Nitrogen dioxide

General Knowledge » Science and Scientific Research

Saccharomyces Cerevisiae is commonly used to make ______.

A

cheese

B

carbonated beverages

C

bread

D

yoghurt

General Knowledge » Science and Scientific Research

Which of the following is a type of plant disease?

A

Botulism

B

Coccidiosis

C

Blight

D

Mastitis

General Knowledge » Science and Scientific Research

Which of the following is an example of ‘Arthropod’?

A

 Scorpion

B

 Earthworm

C

 Hookworm

D

 Blood sucking leech

General Knowledge » Science and Scientific Research

Which of the following is a characteristic of amorphous solids?

A

Melting at a sharp and characteristic temperature

B

A definite characteristic geometrical shape

C

A definite and characteristic enthalpy of fusion

D

Gradual softening over a range of temperatures

General Knowledge » Science and Scientific Research

Which of the following is a disease caused by drinking contaminated water?

A

Scurvy

B

Rickets

C

Anaemia

D

Cholera

General Knowledge » Science and Scientific Research

What is the atomic number of nitrogen?

A

5

B

6

C

8

D

7

General Knowledge » Science and Scientific Research

Capsaicinoids, carotenoids, phenolics, and vitamins are dominant chemicals in which of the following foods?

A

Chilli

B

Carrot

C

Garlic

D

Radish

General Knowledge » Science and Scientific Research

Which of the following techniques can be used for reducing the total dissolved solids (TDS) in water?


(1) Ion Exchange
(2) Distillation
(3) Carding

A

Both 2 and 3

B

Only 1

C

Both 1 and 2

D

Only 3

General Knowledge » Science and Scientific Research

One mole of an ideal gas occupies a volume of ______ litre at 273 K and 1 atm pressure.

A

 25.1

B

 22.4

C

 20.3

D

 21.2

General Knowledge » Science and Scientific Research

Organisms belonging to the phylum ______ are also called ‘flatworms’.

A

Ctenophora

B

Cnidaria

C

Porifera

D

Platyhelminthes

General Knowledge » Science and Scientific Research

Irrespective of the source, pure water contains ______ of oxygen by mass.

A

56.83%

B

11.11%

C

35.42%

D

88.89%

General Knowledge » Science and Scientific Research

‘Hypnea indica’ and ‘Hypnea bullata’ are types of :

A

 green seaweeds

B

 yellow seaweeds

C

 black seaweeds

D

 red seaweeds

General Knowledge » Science and Scientific Research

Carbon monoxide contains approximately ______ of oxygen for each 1.00 g of carbon.

A

1.33 g

B

4.11 g

C

2.66 g

D

0.23 g

General Knowledge » Science and Scientific Research

Which of the following does NOT belong to ‘Kingdom Fungi’?

A

Mucor

B

Euglena

C

Rhizopus

D

Aspergillus

General Knowledge » Science and Scientific Research

In order to prevent tooth decay safely and effectively by making use of water, it is subject to which of the following processes?

A

 Carbonisation

B

 Fluoridation

C

 Chlorination

D

 Iodisation

General Knowledge » Science and Scientific Research

The scientific name for the domestic ______ is Canis lupus familiaris.

A

cat

B

buffalo

C

cow

D

dog

General Knowledge » Science and Scientific Research

The rate of doing work is called:

A

energy

B

force

C

impulse

D

power