Science and Scientific Research - General Knowledge Questions and Answers

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(Q1) General Knowledge » Science and Scientific Research

A

i-a, ii-b, iii-c, iv-d

B

i-b, ii-a, iii-c, iv-d

C

i-b, ii-c, iii-a, iv-d

D

i-c, ii-b, iii-d, iv-a

(Q2) General Knowledge » Science and Scientific Research

Distance covered by object is ______ to time.

A

inversely proportional

B

double proportional

C

equal proportional

D

directly proportional

(Q3) General Knowledge » Science and Scientific Research

Which of the following is soda lime?

A

Ca(OH)2+CaO

B

NaOH+CaO

C

CaCl2+CaO

D

KOH+CaO

(Q4) General Knowledge » Science and Scientific Research

Which of the following is NOT the correct match?

A

The acid present in grapes – Tartaric acid

B

The acid present in rancid butter – Butyric acid

C

The acid present in orange – citric acid

D

The acid present in tomato – Formic acid

(Q5) General Knowledge » Science and Scientific Research

The motion of ______ body is an example of uniformly accelerated motion.

A

Decelerating

B

parabolic

C

resting

D

freely falling

(Q6) General Knowledge » Science and Scientific Research

Which of the following element is more reactive than copper?

A

Platinum

B

Silver

C

Gold

D

Zinc

(Q7) General Knowledge » Science and Scientific Research

Which of the following animals have a single opening in their digestive system that serves both as a mouth and an anus?

A

Arthropods

B

Arachnids

C

Echinoderms

D

Platyhelminthes

(Q8) General Knowledge » Science and Scientific Research

Identify the correct chemical formula of chloroform.

A

CHCl2

B

CHCl3

C

CH2Cl2

D

CHCl

(Q9) General Knowledge » Science and Scientific Research

Identify the organism that is NOT a pseudocoelomate.

A

Wuchereria

B

Ancylostoma

C

Ascaris

D

Scorpions

(Q10) General Knowledge » Science and Scientific Research

What kind of forces arise from transient dipoles in atoms that induce transient dipoles in nearby atoms, produce an attractive force and are significant only over short distances (~500 pm)?

A

London dispersion forces 

B

Dipole-dipole forces 

C

Hydrogen bond 

D

Dipole-induced dipole forces 

(Q11) General Knowledge » Science and Scientific Research

Limestone, chalk and marble are different forms of ______.

A

Calcium phosphate

B

Calcium carbonate

C

Calcium oxide

D

Calcium hydroxide

(Q12) General Knowledge » Science and Scientific Research

In 1979, who shared the Nobel Prize with Georg Wittig for their ‘development of the use of boron- and phosphorus-containing compounds, respectively, into important reagents in organic synthesis’?

A

Herbert C Brown 

B

Emil Fischer 

C

Henry Taube 

D

Arne Tiselius 

(Q13) General Knowledge » Science and Scientific Research

How does hydrochloric acid help in facilitating the action of pepsin?

A

Hydrochloric acid creates a basic medium which facilitates the action of the enzyme pepsin.

B

Hydrochloric acid creates an acidic medium which facilitates the action of the enzyme pepsin.

C

Hydrochloric acid helps break down pepsin.

D

Hydrochloric acid creates an alkaline medium which facilitates the action of the enzyme pepsin.

(Q14) General Knowledge » Science and Scientific Research

What is the outermost layer found in the cell envelope of the bacterial cell called?

A

Cell membrane

B

Glycocalyx

C

Cytoplasm

D

Plasma membrane

(Q15) General Knowledge » Science and Scientific Research

How many maximum electrons can M shell have?

A

1

B

18

C

2

D

8

(Q16) General Knowledge » Science and Scientific Research

According to Mendeleev's periodic table, what was the atomic mass of Eka-aluminium which was later replaced by Gallium?

A

50

B

95

C

83

D

68

(Q17) General Knowledge » Science and Scientific Research

In 1955, which synthetic element is provisionally named Mendelevium in honor of Dmitri Mendeleev, who created one of the first periodic tables?

A

Element 106

B

Element 101

C

Element 90

D

Element 103

(Q18) General Knowledge » Science and Scientific Research

What do you call a component of identical size that offers a higher resistance to electricity?

A

Semi- conductor

B

Poor conductor

C

Good conductor

D

very good conductor

(Q19) General Knowledge » Science and Scientific Research

Which of the following is commonly known as Quicklime?

A

Cacl2

B

CaSO4

C

CaO

D

Ca(OH)2

(Q20) General Knowledge » Science and Scientific Research

______ in a particular direction is velocity.

A

Speed

B

Displacement

C

Distance

D

Acceleration