Radicle emerges out of the seed earlier than plumule. State one advantage served by this.

State whether the following statements are True or False.

1. Some seeds have no cotyledons.
2. Warmth is necessary for the germination of seed.
3. All seed have two cotyledons.
4. Oxygen is necessary for the germination of seed.

Name the part of the seed from which the following are given out:

1. Root
2. Leaves

The three conditions necessary for germination of seeds are (tick the correct answer):

1. Oxygen, suitable temperature and water.
2. Good soil, water and air.
3. Good soil, suitable temperature and light.
4. Light, oxygen and temperature.
5. Oxygen, carbon dioxide and light.