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Read the given statements and select the...

Read the given statements and select the correct option.
(i) One marize root cell can give rise to more than 17,500 cells.
(ii) A cell in watermelon can increase in size upto 3,50,000 times.
(iii) The growth of pollen tube is measured in terms of length.
(iv) The growth of the leaf is measured in term of surface area.

A

statements (i) and (ii) are correct.

B

statements (ii) and (iii) are correct

C

statements (i) and (iii) are correct

D

statements (i), (ii),(iii) and (iv) are correct.

Text Solution

Verified by Experts

The correct Answer is:
D
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NCERT FINGERTIPS ENGLISH-PLANT GROWTH AND DEVELOPMENT-Plant Growth And Development
  1. The exponential growth can be mathematically expressed as

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  2. Given graph is drawn on the parameters of growth versus time. Here A,B...

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  3. Read the given statements and select the correct option. (i) One mar...

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  4. The given figure shows growth of two leaves over the period of one day...

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  5. A primary root grows from 5 cm to 19 cm in a week. Calculate the absol...

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  6. The factors which influence growth are

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  7. Cells of tracheary elements (trcheids and vessels) become dead at matu...

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  8. Which of the following is an example of differentiation ?

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  9. Living differentiated cells which have otherwise lost the capacity to ...

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  10. The dedifferentiated cells mature to form some specific cells to perfo...

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  11. are the examples of tissues, formed by dedifferentiation.

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  12. Examples of tissues that are formed by redifferentiation are

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  13. If a part of pith from the stem of a plant is used as an explant and c...

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  14. includes all the changes that an organism undergoes during its life cy...

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  15. Different kinds of structures develop in plants in different phase of ...

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  16. In aquatic plant Ranunculus flabellair (buttercup), submerged leaves a...

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  17. Intrinsic heterophylly is found in all except

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  18. Development in plants is influenced by both intrinsic and extrinsic fa...

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  19. Cytokinis are mostly

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  20. Select the pair that consists of plant growth promoters only.

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