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Biology Test 17...

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  • Question 1
    4 / -1

    A branch or a flower is developed in the axil of leaves by:

  • Question 2
    4 / -1

    A tissue present in guava pulp and tea leaves is :-

  • Question 3
    4 / -1

    Pulpy part of fruit mainly made up of ?

  • Question 4
    4 / -1

    Which of the following cells play an important role in the maintenance of a pressure gradient in the sieve tubes 

  • Question 5
    4 / -1

    Tracheids and vessel elements :-

  • Question 6
    4 / -1

    Consider the following four statements (a-d) and select the option which includes all the correct ones only

    (a) Radial vascular bundle are found in roots 
    (b) In closed type of vascular bundle, cambium is absent 
    (c) In open type of vascular bundle, cambium is absent
    (d) In leaves conjoint type of vascular bundle is  found 

  • Question 7
    4 / -1

    Some important tissue in an old dicot stem are given below. Select the option which shows the proper sequence from periphery to centre.

    A. Secondary xylem
    B. Secondary phloem
    C. Secondary cortex
    D. Cork
    E. Stelar cambium
    F. Phellogen

  • Question 8
    4 / -1

    Cortex is usually made up of :-

  • Question 9
    4 / -1

    Water cavity and V or Y-shaped xylem occurs in vascular bundles of -

  • Question 10
    4 / -1

    Which of the following is not related to the structure of stomata ?

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