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General Science Questions Part 1

In every competitive exam General Science plays an important role. As this section can be considered as a scoring section. Questions are easy to be answered. Basic questions are asked from Physics, Chemistry and Biology. Today we are providing you some General Science Questions. We would like to remind you this is Part 1. We will also continue with other parts.

General Science Questions Part 1
1) What is used as a coolant in nuclear reactors?

  • Heavy Water
  • Cadmium
  • Liquid sodium
  • Graphite

2) Quartz crystals normally used in quartz clocks etc. is chemically

  • silicon dioxide
  • germanium oxide
  • mixture of germanium oxide and silicon dioxide
  • sodium silicate

3) Which of the following is known as suicide bag?

  • Lysosome
  • Ribosome
  • Mitochondria
  • Protoplasm

4) The absolute refractive index of a medium depends on –

  • nature of the medium only
  • wavelength of light only
  • temperature of the medium only
  • all of the above

5) Which of the gas is not known as green house gas?

  • Methane
  • Nitrous oxide
  • Carbon dioxide
  • Hydrogen

6) Synthetic fibres are also

  • polymers
  • macromolecules
  • monomers
  • None of these

7) The hydraulic brake used in automobiles is a direct application of

  • Archimedes’ principle
  • Torricellean law
  • Bernoulli’s Theorem
  • Pascal’s law

8) Ability of the eye to see objects at all distances is called –

  • Binocular vision
  • Myopia
  • Hypermetropia
  • Accommodation

9) The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is

  • Argon
  • Xenon
  • Helium
  • Krypton

10) Ampere-second stands for the unit of –

  • power
  • charge
  • emf
  • energy

11) The unit of specific resistance is –

  • ohm
  • ohm–1
  • ohm-metre
  • ohm per metre

12) The golgi bodies are related to

  • Respiration
  • Excretion
  • Secretion
  • Circulation

13) Which of the following causes lung cancer?

  • Textiles
  • Asbestos
  • Silica
  • Paper

14) Cinnabar is an ore of

  • Hg
  • Cu
  • Pb
  • Zn

15) Adrenaline hormone causes

  • Increase in blood pressure
  • Increase in heart beat
  • Both of them
  • None of them

16) The polymer of natural rubber is

  • all trans-isoprene
  • Buna – N
  • all cis-isoprene
  • none of these

17) In human body, the leg bones are

  • tibia and radius
  • fibula and ulna
  • fibula and tibia
  • femur and humerus

18) DPT is a vaccine for

  • diarrhea, polio and typhoid
  • diphtheria, whooping-cough and tetanus
  • diphtheria, polio and tetanus
  • diphtheria, whooping-cough, typhoid

19) Match the following

A.  Father of Botany                              Carolus

B. Father of Zoology                             Theophrastus

C. Father of Taxonomy                         Gregor Mendel

D. Father of Genetics                            Aristotle

Codes

A    B    C    D

1    3     4    2

2    4     1    3

3    2     1    4

4   3      2    1

20) The resistivity of a wire depends on –

  • length
  • area of cross-section
  • material
  • all the above three factors


Answers

1) Heavy Water

2) silicon dioxide

3) Lysosome

4) all of the above

5) Hydrogen (In order, the most abundant greenhouse gases in Earth’s atmosphere are:
* water vapor
* carbon dioxide
* methane
* nitrous oxide
* ozone
* chlorofluorocarbons

6) polymers

7) Pascal’s law

8) Accommodation

9) Helium

10) energy

11) ohm-metre

12) Secretion

13) Textiles

14) Hg

15) Both of them

16) all cis-isoprene

17) fibula and tibia

18) diphtheria, whooping-cough and tetanus

19) 2    4     1    3

20) material

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