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Biology Test 27
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Biology Test 27
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  • Question 1/30
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    1 and 4

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    Consider the following high yielding varieties of crops in India : 1. Arjun     2. Jaya      3. Padma       4. Sonalika Which of these are wheat ?
    Solutions
    1 and 4
  • Question 2/30
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    Heparin

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    Which of the following prevents the conversion of prothrombin to thrombin in an undamaged blood vessel?
    Solutions
    Heparin
  • Question 3/30
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    they failed to reach their potential because of the selective action of nature

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    When it was shown that animals could reproduce geometrically but didn\'t, Darwin concluded that ?
    Solutions
    they failed to reach their potential because of the selective action of nature
  • Question 4/30
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    All enzymes are proteins

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    Which one among the following statements is correct ?
    Solutions
    All enzymes are proteins
  • Question 5/30
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    Tubulin

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    Spindle fibre is made up of
    Solutions
    Tubulin
  • Question 6/30
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    A mollusc

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    Octopus is
    Solutions
    A mollusc
  • Question 7/30
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    Submetacentric

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    _______________ chromosomes have short and long arms of unequal length with the centromere more towards one end.
    Solutions
    Submetacentric
  • Question 8/30
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    Cloves

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    The Dried flower buds are used as a spice in
    Solutions
    Cloves
  • Question 9/30
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    haemoglobin

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    Oxygen in our blood is transported by a protein named?
    Solutions
    haemoglobin
  • Question 10/30
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    Cave painting>agriculture>burial> pottery

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    Which is correct sequence of evolution of human culture and civilization?
    Solutions
    Cave painting>agriculture>burial> pottery
  • Question 11/30
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    DNA and RNA in prokaryotes

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    What is a genophore?
    Solutions
    DNA and RNA in prokaryotes
  • Question 12/30
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    Cryogenics

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    The study of phenomena at very low temperatures is called?
    Solutions
    Cryogenics
  • Question 13/30
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    Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

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    Which one of the following sequences shows the correct hierarchy of classification, going from the most inclusive to the least inclusive ?
    Solutions
    Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
  • Question 14/30
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    Hip-joint replacement

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    In surgery, what is arthoplasty?
    Solutions
    Hip-joint replacement
  • Question 15/30
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    global wind patterns.

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    The tendency for warm air to rise and cool air to sink results in..
    Solutions
    global wind patterns.
  • Question 16/30
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    Photosynthesis

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    In which of the following processes light energy is converted into chemical energy?
    Solutions
    Photosynthesis
  • Question 17/30
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    C.R. Darwin

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    The "Theory of Natural Selection' was proposed by -
    Solutions
    C.R. Darwin
  • Question 18/30
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    A and C

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    Mango contains vitamins?
    Solutions
    A and C
  • Question 19/30
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    flowering plants

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    Our major foods, fibres, spices, fruits and beverage crops are?
    Solutions
    flowering plants
  • Question 20/30
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    vitamin D

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    Which of the following vitamins is produced in the sun's rays ?
    Solutions
    vitamin D
  • Question 21/30
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    leaves

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    In which section of the plant does photosynthesis take place ?
    Solutions
    leaves
  • Question 22/30
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    Blue and red

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    Which of the following types of light are strongly absorbed by plants
    Solutions
    Blue and red
  • Question 23/30
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    they will respire more carbon than they fix

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    If the lower leaves of a plant are below the light compensation point :
    Solutions
    they will respire more carbon than they fix
  • Question 24/30
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    2.5 billion years ago

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    When did the first definitive prokaryotic fossils appear in the fossil record?
    Solutions
    2.5 billion years ago
  • Question 25/30
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    Connective

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    The tissue in man where no cell division occurs after birth is ?
    Solutions
    Connective
  • Question 26/30
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    resin

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    Which substance produced by plants in response to attack by pathogens isolates affected areas of plant tissue from the rest of the plant?
    Solutions
    resin
  • Question 27/30
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    Ecological niche.

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    The sum total of an organism’s interaction with the biotic and abiotic resources of its environment is called its?
    Solutions
    Ecological niche.
  • Question 28/30
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    Mixture

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    Air is a/an...?
    Solutions
    Mixture
  • Question 29/30
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    use light of different wavelengths for synthesis

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    The action spectrum of photosynthesis is a measure of the ability of plants to ____ ?
    Solutions
    use light of different wavelengths for synthesis
  • Question 30/30
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    ChlorophyII

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    The green colour of the leaves is due to the presence of
    Solutions
    ChlorophyII
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