seed germination

Front

What is seed germination?

Back

Seed germination is the process by which a seed develops into a new plant.

Front

What do seeds need to germinate?

Back

Seeds need air (oxygen), water, and warmth to germinate.

Front

What part of the seed grows into the new plant?

Back

The embryo is the part of the seed that grows into the new plant.

Front

What is the function of the cotyledon in a seed?

Back

The cotyledon, or food store, provides food for the plant as it begins to grow.

Front

What protects the seed?

Back

The seed coat is the outer covering that protects the seed.

Front

What is the role of water in seed germination?

Back

Water activates the seed's metabolism and helps it to swell and break through the seed coat.

Front

Why is warmth important for seed germination?

Back

Warmth provides the ideal temperature for enzymes to activate and for the seed to grow.

Front

What happens to the seed coat during germination?

Back

The seed coat softens and eventually splits open to allow the new plant to emerge.

Front

What is the first part of the plant to emerge during germination?

Back

The root is usually the first part of the plant to emerge during germination.

Front

How does air (oxygen) help seeds germinate?

Back

Oxygen is necessary for the seed to carry out respiration, which provides energy for growth.