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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

  • 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

Pollen grains of wind-pollinated flowers are produced in abundant quantities to make sure that atleast some pollen grains reach the stigmas of other flowers and successful pollination takes place by wind.

03

Step 3

A wind pollinated flower is known asanemophilous.

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Most popular questions from this chapter

Megasporocytes will eventually produce which of the following?

a. pollen grain

b. sporophytes

c. male gametophytes

d. female gametophytes

If a flower lacked a megasporangium, what type of gamete would not form? If the flower lacked a microsporangium, what type of gamete would not form?

What is the ploidy of the following structures: gametophyte, seed, spore, sporophyte?

a. 1n, 1n, 2n, 2n1n,1n,2n,2n

b. 1n, 2n, 1n, 2n 1n,2n,1n,2n

c. 2n, 1n, 2n, 1n 2n,1n,2n,1n

d. 2n, 2n, 1n, 1n 2n,2n,1n,1n

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

a. conifer

b. cycad

c. Ginkgo biloba

d. gnetophyte

What are the four modern-day phyla of gymnosperms?
See all solutions

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