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Biology Test - ...

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  • Question 1
    1 / -0

    Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.

    (a) Plants

    (b) Invertebrates

    (c) Fishes

    (d) Mammals

    (e) Birds

    Choose the correct answer from the options given below

  • Question 2
    1 / -0

    Which of the following is the incorrect match with respect to vegetative propagules in the stem?

    Column I

    Column II

    1. Offset

    Water hyacinth

    2. Aerial

    Opuntia

    3. Rhizome

    Ginger

    4. Bulbil

    Bryophyllum

  • Question 3
    1 / -0

    The enzymes hexokinase which catalyses glucose to glucose-\(6\)-phosphate in glycolysis is inhibited by glucose-\(6\)-phosphate. This is an example of:

  • Question 4
    1 / -0

    The minimum number of meiotic divisions required to obtain 100 pollen grain of wheat is:

  • Question 5
    1 / -0

    If the head of the cockroach is removed, it may live forfew days because:

  • Question 6
    1 / -0

    \(\mathrm{O}_{2}\) dissociation curve of \(\mathrm{Hb}\) is:

  • Question 7
    1 / -0

    What are the cysts containing sticky gel-like substances in an ovary called?

  • Question 8
    1 / -0

    Phosphorous is a constituent of 

    A. Cell membrane

    B. Nucleic acids 

    C. cellwall 

    D.chlorophyll

  • Question 9
    1 / -0

    A thiobacillus is a group of bacteria helpful in carrying out _________.

  • Question 10
    1 / -0

    Expressed Sequence Tags (ESTs) refers to______.

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