Seed Dispersal

1. Seed Dispersal

2. flower pollinated by animals Reproduction in plants — getting the flowers pollinated • Plants have adaptations to help them in pollination. • Flowers that are pollinated by animals are usually large and colourful. • They also have nectar and a fragrance so that the animals are attracted to them.

3. flower pollinated by wind Reproduction in plants — getting the flowers pollinated • Plants have adaptations to help them in pollination. • Flowers that are pollinated by wind are usually small, plain and without fragrance because they do not need to attract animals.

4. Reproduction in plants — getting the seeds dispersed • Flowering plants have different adaptations to enable their seeds to be dispersed as far away as possible. • The different methods of seed dispersal are… • by wind • by animals • by water • by splitting open forcefully

5. Reproduction in plants — getting the seeds dispersed What are the adaptations that help thesefruits/seeds to be dispersed? • Dispersal by wind • small • light • dry • wing-like shorea angsana

6. How about lovegrass? How does it disperse? Reproduction in plants — getting the seeds dispersed What are the adaptations that help thesefruits/seeds to be dispersed? • Dispersal by animals (eaten) • bright colours • sweet • juicy • Dispersal by animals (carried) • small • hooks stiff hairs tomato

7. Reproduction in plants ― getting the seeds dispersed What are the adaptations that help thesefruits/seeds to be dispersed? • Dispersal by water • buoyant • waterproof • air spaces • Dispersal by splitting open • dry and hard fruit wall saga coconut

8. seed dispersal by wind by water by animals by splitting open • Fruits/seeds • dry and hard fruit wall • Fruits/seeds • small • light • dry • wing-like • Fruits/seeds • buoyant • waterproof • air spaces • Fruits/seeds • brightly coloured • sweet • juicy • Fruits/seeds • small • hooks • stiff hairs At a glance… Adaptations for reproduction plants