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Biology Test 10...

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  • Question 1
    4 / -1

    Red or pink colour of central portion of root nodules in legume plants is due to :-

  • Question 2
    4 / -1

    If a plant cell is placed in a solution having less negative water potential as compare to cell, than

  • Question 3
    4 / -1

    Plant growth regulator, which promotes senescence and abscission of plant organs, is also related to which of the following physiological effects?

  • Question 4
    4 / -1

    Which of the following enzyme is not operational in Rhizobium during free living conditions ?

  • Question 5
    4 / -1

    The symbiotic relationship between microbe produces nitrogen - fixing nodules on the roots of non-leguminous plant as :-

  • Question 6
    4 / -1

    While the light reaction of photosynthesis is going on, the pH of the matrix of thylakoids in comparison with pH of the stroma fluid would be:-

  • Question 7
    4 / -1

    Control points, where a plant adjusts the quantity and types of solutes that reach the xylem are :-

  • Question 8
    4 / -1

    Which of the following is common characteristics between facilitated transport and active transport?

  • Question 9
    4 / -1

    Isinglass is made by :-

  • Question 10
    4 / -1

    Quality of lac depends on :-

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