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Chapter 26: Q.17 (page 697)

Abundant and powdery pollen produced by small, indistinct flowers is probably transported by:

a. bees and butterflies

b. flies

c. birds

d. wind

Short Answer

Expert verified

The correct option is (d).wind

Step by step solution

01

Step 1. Introduction

  • Pollination is the transfer of pollen grains to the stigma of female reproductive part of flowers.
  • Pollination independent on various agents like birds, insects and others.
02

Step 2. Reason for incorrect option

  • Bees and butterflies pollinated flowers are usually white in color, and they produce a very sweet fragrance. These flowers produce huge amounts of nectar, which is rewarded to the pollinators at the time of pollination.
  • Flowers pollinated by flies are pale in color, and they produce foul smell such as, rotting meat or humus in order to attract pollinators.
  • Flowers pollinated by birds are huge in size to provide a platform for the birds to land. Flowers are very bright and showy in color with nectar production.
03

Step 3. Reason for correct option

  • Pollen grains of wind-pollinated flowers are produced in abundant quantities to make atleast some pollen grains reach the stigmas of other flowers and successful pollination takes place by wind.
  • A wind-pollinated flower is known as anemophilus.

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Most popular questions from this chapter

Besides the seed, what other major structure diminishes a plant’s reliance on water for reproduction?

a. flower

b. fruit

c. pollen

d. spore

What role did the adaptations of seed and pollen play in the development and expansion of seed plants?

Megasporocytes will eventually produce which of the following?

a. pollen grain

b. sporophytes

c. male gametophytes

d. female gametophytes

In the northern forests of Siberia, a tall tree is most likely a:

a. conifer

b. cycad

c. Ginkgo biloba

d. gnetophyte

Abundant and powdery pollen produced by small, indistinct flowers is probably transported by:

a. bees and butterflies

b. flies

c. birds

d. wind
See all solutions

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