Multiple Choice Questions

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Enzymes are absent in

  • algae

  • plants

  • virus

  • bacteria


C.

virus

Virus is without necessary metabolic enzymes, hence, free virus are inert particles incapable of any vital activities and uses host machinery. Virus is regarded as obligate parasite and have characteristic of both living and non-livings.


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India is one of the twelve megadiversity countries with of genetic resources of the world

  • 12.1%

  • 18.1%

  • 38.1%

  • 8.1%


Assertion : Senescence is the time when age associated defects are manifested.

Reason : Certain genes may be undergoing sequential switching on and off during one's life.

  • If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion

  • If both Assertion and Reason are true but the Reason is not the correct explanation of the assertion

  • If Assertion is true but Reason is false

  • If both Assertion and Reason are false


Periyar sanctuary is located in

  • Madhya Pradesh

  • Kerala

  • Uttar Pradesh

  • Assam


Assertion : Consciousness is considered as the defining property of living organisms.

Reason : All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental stimuli.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false


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Which of the following is correctly matched without exception in regard to plant classification?

  • Family - Poaceae - ae

  • Division - Pteridophyta - phyta

  • Class - Bryopsida - sida

  • Genus - Solanum - um


One of the most important functions of botanical gardens is that

  • one can observe tropical plants there

  • they allow ex situ conservation of germplasm

  • they provide the natural habitat for wild life

  • they provide a beautiful area for recreation


National bird of India is

  • Psittacula

  • Passer domesticus

  • Pavo cristatus

  • Parakeet


Match the following columns and select the correct option.

Column I Column II
A. Panthera tigris (i) Mango
B. Magnifera indica (ii) Common Indian frog
C. Musca domestica (iii) Cockroach
D. Periplaneta americana (iv) Tiger
E. Rana tigerina (v) House fly

 

  • A- (ii); B- (v); C- (i); D- (iii); E- (iv)

  • A- (iv); B- (i); C- (v); D- (iii); E- (ii)

  • A- (ii); B- (v); C- (iii); D- (i); E- (iv)

  • A- (iv); B- (i); C- (v); D- (ii); E- (iii)


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The taxon which includes related species is

  • class

  • order

  • family

  • genus


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