Multiple Choice Questions

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The taxon which includes related species is

  • class

  • order

  • family

  • genus


D.

genus

Genus comprises a group of related species which has more characters in common in comparison to species of other genera. Eg, potato and brinjal are two different species but both of them belongs to the genus Solanum.


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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)


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


Enzymes are absent in

  • algae

  • plants

  • virus

  • bacteria


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

  • 12.1%

  • 18.1%

  • 38.1%

  • 8.1%


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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


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


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


Periyar sanctuary is located in

  • Madhya Pradesh

  • Kerala

  • Uttar Pradesh

  • Assam


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National bird of India is

  • Psittacula

  • Passer domesticus

  • Pavo cristatus

  • Parakeet


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