Science and Scientific Research - General Knowledge Questions and Answers

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General Knowledge » Science and Scientific Research

Carbon dating means:

A

a method of calculating the age of very old objects by measuring the amounts of different forms of carbon in them  

B

a method to determine the density of fissile material 

C

a method of determination of weight of a very old rock  

D

a method of calculating the remains of sulphur and nitrogen in hard rock 

General Knowledge » Science and Scientific Research

Which of the following codes signify the Cold Climate with Dry Winters according to Koeppen?

A

Df

B

ET

C

Dw

D

EF

General Knowledge » Science and Scientific Research

A species of grass named _____ is on the verge of extinction due to its insensitivity towards the environment.

A

Saccharum officinarum

B

Hubbardia heptaneuron

C

Helianthus annuus

D

Bellis perennis

General Knowledge » Science and Scientific Research

What is the defined value of kB in the given equation?
kB= PV/TN

A

1.38 × 10–23J K–1

B

1.68 × 10–23J K–1

C

1.08 × 10–23J K–1

D

0.38 × 10–23J K–1

General Knowledge » Science and Scientific Research

Which of the following is the formula of barium peroxide

A

BaO2

B

BaSO4

C

Ba2O2

D

BaO

General Knowledge » Science and Scientific Research

Which of the following is a diverse group of aquatic organisms capable of photosynthesising?

A

Fungi

B

Protozoa

C

Algae

D

Yeast

General Knowledge » Science and Scientific Research

Which of the following elements are included in the same group in the periodic table?

A

H, Li, Na, K

B

Ne, Ar, Na, Mg

C

H, Li, Mg, Ca

D

He, Li, Mg, K

General Knowledge » Science and Scientific Research

The reaction between an acid and a base to give a salt and water is called ______.

A

combination reaction

B

decomposition reaction

C

neutralisation reaction

D

displacement reaction

General Knowledge » Science and Scientific Research

Athlete's foot is a disease caused by _________.

A

virus

B

genetic disorder

C

bacteria

D

fungi

General Knowledge » Science and Scientific Research

_______________ is commonly known as imperfect fungi because only the asexual or vegetative phases of these fungi are known.

A

Basidiomycetes

B

Deuteromycetes

C

Ascomycetes

D

Phycomycetes

General Knowledge » Science and Scientific Research

______ is used to get rid of indigestion.

A

Antibiotic

B

Antiseptic

C

Analgesic

D

Antacid

General Knowledge » Science and Scientific Research

The SI unit of work is ______.

A

Pascal

B

Decibel

C

Hertz

D

Joule

General Knowledge » Science and Scientific Research

The deficiency of which of the following vitamins causes Pellagra?

A

B3

B

B2

C

B5

D

B1

General Knowledge » Science and Scientific Research

What is the total number of periods and groups in the Modern Periodic Table?

A

Period: 9Group: 7

B

Period: 7Group: 18

C

Period: 18Group: 7

D

Period: 7Group: 9

General Knowledge » Science and Scientific Research

Which of the following substances is insoluble in water?

A

Salt

B

Chalk powder

C

Sugar

D

Milk

General Knowledge » Science and Scientific Research

Who among the following devised the policy ‘Doctrine of Lapse’?

A

Lord Mountbatten

B

Lord Dalhousie

C

Lord Canning

D

Lord Cornwallis

General Knowledge » Science and Scientific Research

What is the chemical formula of baking soda?

A

Na2CO3

B

CaSO4

C

NH4Cl

D

NaHCO3

General Knowledge » Science and Scientific Research

Sam talks about an example of an igneous rock. Which of the following can it be?

A

Marble

B

Basalt

C

Limestone

D

Sandstone

General Knowledge » Science and Scientific Research

Savi is suffering from Kwashiorkor. Which of the following deficiencies causes it?

A

Deficiency of vitamin A

B

Deficiency of calcium

C

Deficiency of protein

D

Deficiency of iron

General Knowledge » Science and Scientific Research

What is the chemical name of the ionic compound NaCl?

A

Lithium chloride

B

Cesium fluoride

C

Sodium chloride

D

Calcium iodide