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In a mature two-celled pollen...

In a mature two-celled pollen

A

The generative cell is smaller with denser cytoplasm

B

The exine is sculptured and continuous

C

The intine is discontinuous and made up of cellulose and pectin

D

The vegetative cell is bigger with abundant food reserve and has spindle shaped nucleus

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AAKASH INSTITUTE-TEST 9-EXAMPLE
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  2. What is incorrect for pollination by water?

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  3. In a mature two-celled pollen

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  4. Organisms exhibiting external fertilisation

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  5. Clear cut vegetative, reproductive and senescent phases cannot be obse...

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  6. Promotion of flowering in pineapple,abscission in older and mature lea...

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  7. Plant growth regulator that plays an important role in plant responses...

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  8. Which of these inhibits ATP synthesis in mitochondria by inhibiting el...

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  9. Direct phosphoryaltion in glycolytic pathway of respiration.

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  10. Select incorrect statement for RuBisCO.

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  11. Photosynthetic yeild is increased when shorter and longer light wavele...

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  12. Toxicity of Mn in plants

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  13. The greatest contribution of root pressure in plants is

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  14. Stomatal opening is promoted by

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  15. Facilitated diffusion and active transport are similar in being

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  16. Formation of bivalents occur in stage of meiosis and is facilitated by

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  17. Prophase in mitotic cell division is characterised by

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  18. Choose incorrect statement for nucleolus.

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  19. Centriole and eukaryotic flagella resemble in

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  20. Cell organelle that divides intracellular space of a cell into two co...

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