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LOOK AT THE PICTURES

Which structure houses a plant's pollen prior to pollination?

• A

• B

• C

• D

How does the pollination of most trees and grasses differ from the pollination of flowers?

• B

  Trees and grasses pollinate in the springtime; flowers pollinate in the fall

• A

  Trees and grasses self-pollinate; flowers must get pollen from other flowers

• C

  Trees and grasses are often pollinated by wind; flowers are often pollinated by insects

• D

  Trees and grasses have large, heavy grains of pollen; flowers have small, fine grains of pollen

How does insect pollination benefit the insect?

• B

  The insect uses the plant's nectar as food

• C

  The insect uses the plant's pollen as food

• D

  The insect uses the plant's leaves and petals as food

• A

  The insect uses the fertilized ovule as food

Honeybees and flowers are linked in a mutually beneficial relationship. What is a "mutually beneficial relationship?"

• A

  A relationship in which one participant benefits but the other does not

• B

  A relationship in which neither participant benefits

• C

  A relationship in which one participant benefits but the other is harmed

• D

  A relationship in which both participants benefit

How does a honeybee collect pollen?

• B

  It brushes against the pollen as it collects nectar

• C

  It puts the pollen in a special pouch in its abdomen

• A

  It swallows the pollen

• D

  It rubs the pollen on its wings