General Science MCQs Online Test Preparation Quiz - 3

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General Science MCQs Solved From Past Papers

1. Which of the following gas is essential for human?
Carbon Dioxide
Oxygen
None of these
Nitrogen

2. Which of the following is not a part of DNA?
Thymine
Adenine
Ribose
None of these

3. The ozone layer protects the earth from rays sent by the sun:
None of these
Gamma rays
Infrared rays
Ultraviolet rays

4. Which of the following is a infectious disease
Blindness
Baldness
Deafness
None of these

5. The planet of the solar system which has maximum numbers of Moon is:
Venus
Saturn
None of these
Jupiter

6. Female ova are
Triploid
Diploid
Haploid
None of these

7. Starting from higher choose the correct sequence of molecules in order of energy yielding?
Fats, Sugar, Protein
Protein, Sugar, Fats
None of these
Sugar, Fats, Protein

8. Proteins are made up of
Oxyacetylene
Polypeptide
None of these
Polynucleotide

9. The highest source of Omega-3 fatty acid is
Sunflower oil
Fish oil
Corn oil
None of these

10. A unit of length equal to the average distance between the earth and sun is called
Parsec
Parallax
Astronomical unit
Light year

11. The age of the solar system is
6.5 billion years
4.5 billion years
7.5 billion years
5.5 billion years

12. Which of the following is a labeled as “GOOD CHOLESTEROL” for humans?
Very low density lipoprotein – VLDL
Low density lipoprotein – LDL
None of these
High density lipoprotein –HDL

13. Which of the following are founded in the nucleus?
None of these
Ribosomes
lysosomes
Chromosomes

14. Which of the following is a non essential Amino?
Almine
Methylamine
Tyrosine
None of these

15. Schizophrenia is associated with an excess of receptors for:
Dopamine
Acetylcholine
Nor epinephrine
Serotonin

16. Sun is a
Planet
None of these
Comet
Satellite

17. The ozone layer is present about 30 miles (50km) in atmosphere about earth. The stratum (layer) of atmosphere in which ozone layer lies is called as:
Mesosphere
Ionosphere
Stratosphere
Exosphere

18. Which of these does not contain a structural protein?
Spider silk
Muscles
Ovalbumin
Tendons

19. Which rocks are formed by the alteration of pre-existing rocks by great heat or pressure?
Metamorphic rocks
Ligneous rocks
Sedimentary rocks
Basic rocks

20. An eclipse of the sun occurs when
None of these
The sun is between the earth and the moon
The earth is between the sun and the moon
The moon is between the sun and the earth