Biology MCQs: Genetics and Evolution

MCQ on Evolution II

1. The first cells like structures evolved in
a) Ocean
b) Air
c) Land
d) Desert
2.The approximate time when life originated dates back to
a) 200-300 million years
b) 3000-4000 million years
c) 4000-5000 million years
d) 500-1000 million years
3. The first anaerobic photoautotrophs originated _____ million years ago
a) 1000-2000
b) 3300-3500
c) 3600-4200
d) 4000-4200
4. Eukaryotes with a nucleus evolved _____ million years ago
a) 2200
b) 3800
c) 4500
d) 1600
5. Solar system originated from Solar Nebula _____ billion years ago
a) 1.6
b) 3.6
c) 4.6
d) 5.7
6. Life originated about 3.6 billion years ago in the
a) Precambrian era
b) Cambrian era
c) Silurian era
d) Mesozoic era
7. In primitive earth, energy was formed from
a) Lightning
b) Volcanic eruption
c) UV light
d) All of these

8. Protenoid microspheres could produce an isolating membrane if ______ is added to the aqueous solution:
a) Lipids
b) Nucleic acid
c) Proteins
d) Polysaccharides
9. Which of the following gases provided the carbon skeleton of living things during the origin of life?
a) Water vapour
b) Methane
c) Nitrogen
d) Ammonia
10. Angiosperms (Flowering plants) originated in
a) Devonian period
b) Jurassic period
c) Cretaceous period
d) Triassic

1. a) Ocean 
2.  b)3000-4000 million years
3. b)3300-3500
4. d) 1600
5.  c) 4.6
6.  a) Precambrian era
7.  d) All of these
8. a) Lipids 
9.  b) Methane
10.  c) Cretaceous period

  1. Pranali meshram 7 months ago

    Genetic and evolution mcq..

  2. mathi 1 year ago

    Very useful

  3. Shreya mehto 1 year ago

    Thanks a lot sir 😊👍

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