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Biology Test 35...

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  • Question 1
    4 / -1

    The given diagram refers to a T. S. of anther. Identify A to E respectively

     

  • Question 2
    4 / -1

    Assertion : Proton gradient is important because breakdown of this gradient leads to release of energy.

    Reason : The gradient is broken down due to the movement of protons across the membrane to the stroma.

  • Question 3
    4 / -1

    Which one of the following growth regulators is known as 'stress hormone'?

  • Question 4
    4 / -1

    The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of

  • Question 5
    4 / -1

    Which one of the following generally acts as an antagonist to gibberellins?

  • Question 6
    4 / -1

    The exchange of gases with the surrounding atmosphere for respiration takes place through the skin in which of the following organisms?

  • Question 7
    4 / -1

    Blood analysis of a patient reveals an unusually high quantity of carboxyhaemoglobin content. Which of the following conclusions is most likely to be correct?

    "The patient has been inhaling polluted air containing unusually high content of ____________."

  • Question 8
    4 / -1

     Sarcomere is described as the part of myofibril between two

  • Question 9
    4 / -1

    Carbonic anhydrase occurs in

  • Question 10
    4 / -1

    Which of the following is incorrect w.r.t. human respiratory system?

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