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Biology Test 30...

TIME LEFT -
  • Question 1
    4 / -1

    Which one of the given is not a beneficial element?

  • Question 2
    4 / -1

    A day neutral plant is

  • Question 3
    4 / -1

    In _______, decrease in quantum yield is observed at the ________ region of the spectrum

  • Question 4
    4 / -1

    Cell elongation in intermodal regions of the green plants takes place due to

  • Question 5
    4 / -1

    Pick out the correct statements

    (i) Cytokinins especially help in delaying senescence

    (ii) Auxins are involved in regulating apical dominance

    (iii) Ethylene is especially useful in enhancing seed germination

    (iv) Gibberellins are responsible for immature falling of leaves

  • Question 6
    4 / -1

    Photoperiodism can cause changes in -

  • Question 7
    4 / -1

    Cytochrome oxidase is a/an

  • Question 8
    4 / -1

    The end products of fermentation when sugars are used as raw material

  • Question 9
    4 / -1

    In Kreb cycle GTP is formed in

  • Question 10
    4 / -1

    Read the following statements about “simple diffusion” and choose the correct option.

    a) Carrier proteins are not involved.

    b) Occurs along concentration gradient.

    c) Movement continues even after an equilibrium is established.

    d) Molecules moves from higher to lower concentration.

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