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Pollen grains of flower pollinated by wi...

Pollen grains of flower pollinated by wind or insects are not…..
(A) rough and sticky
(B) large and showy
(C) rough and dry
(D) smooth and dry

A

rough and sticky

B

large and showy

C

rough and dry

D

smooth and dry

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. Maize flowers are (A) autogamous (B) entomophilous (C) anemophilo...

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  2. In ……..flowers the stigma is always branched rough and sticky (A) ent...

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  3. Pollen grains of flower pollinated by wind or insects are not….. (A) ...

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  4. Besides tube nucleus, the pollen tube at the time of the entry of embr...

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  5. Egg apparatus is present on (A) micropylar end (B) chalazal end ...

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  6. Pollen tube is composed of (A) pectin (B) cutin (C) sporopollenin...

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  7. Which of the following promote pollen germination and tube growth?

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  8. How many nuclei are involved in double fertilization?

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  9. The pollination with the help of wind is termed as (A) anemophily (...

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  10. In which of the following cleistogamous flowers are present ? (A) Bal...

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  11. The largest inflorescence of the world is pollination by (A) insects ...

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  12. The chief pollinator of our agri - horticultural crops are…. (A) moth...

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  13. In….. Cleistogamous flower are produced on underground rhizomes or roo...

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  14. In bisexual flower physical barrier between anther and stigma is calle...

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  15. Pollination by wind is

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  16. Which of the following is not an example of water pollinated plant? (...

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  17. Which of the following statement is true for vallisneria? (A) Male fl...

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  18. In…..female flowers remais submerged in water and the pollen grains ar...

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  19. Which of the following birds helps in pollination? (A) Sun birds (B...

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  20. Entomophily is pollination by….. (A) reptiles (B) insects (C) rod...

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