MEDIUM
Lower Secondary Stage 9
IMPORTANT
Earn 100

What is the function of the ovary?

Important Questions on Sexual Reproduction in flowering Plants

MEDIUM
Lower Secondary Stage 9
IMPORTANT

Complete the sentences by choosing words from this list.

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Pollination is an important part of the life cycle of plants. _____ is transferred between flowering plants, allowing the plants to reproduce and make _____.

MEDIUM
Lower Secondary Stage 9
IMPORTANT
Describe the difference between self-pollination and cross-pollination.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Which of the following is a disadvantage of cross-pollination?
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Pollen can be transferred from one plant to another by insects. List two features of insect-pollinated flowers.
MEDIUM
Lower Secondary Stage 9
IMPORTANT

Wind can also transfer pollen from plant to plant. Explain how the following characteristics help wind-pollinated plants.

A large amount of pollen: Because most of the pollen does not _____

MEDIUM
Lower Secondary Stage 9
IMPORTANT

Wind can also transfer pollen from plant to plant. Explain how the following characteristics help wind-pollinated plants.

Anthers hang outside the flower: so _____ directly into the wind. 

MEDIUM
Lower Secondary Stage 9
IMPORTANT

The sentences below describe what happens in fertilisation in a plant. The sentences are in the wrong order. Write the numbers 1-4 next to the sentences to show the correct order in which they happen. The first has been done for you.

The nucleus inside a pollen grain and the nucleus in an ovule join up
A pollen grain lands on the stigma 1
A pollen tube grows down to the ovary
The ovary develops into a fruit and each ovule becomes a seed containing an embryo

MEDIUM
Lower Secondary Stage 9
IMPORTANT
A pomegranate plant produces fruits, each containing about 600 seeds. Suggest why a large number of seeds is an advantage for the plant.