1. Seed Parts & Functions

2. Seeds There are 2 types of seeds There are 2 types of seeds 1. Monocot 1. Monocot 2. Dicot 2. Dicot “Mono” is Latin for one “Mono” is Latin for one “Di” is Latin for two “Di” is Latin for two

3. Monocots These are seeds/plants that have one cotyledon (seed leaf) pre-formed inside the seed. These are seeds/plants that have one cotyledon (seed leaf) pre-formed inside the seed. Monocots tend to be herbaceous-stemmed plants but can occasionally be woody. Monocots tend to be herbaceous-stemmed plants but can occasionally be woody. Herbaceous means green and fleshy Herbaceous means green and fleshy Examples-grasses, lilies, onions Examples-grasses, lilies, onions Example Example of a monocot seed :

4. Monocot Facts

5. Dicots Dicots are seeds/plants that have two cotyledons (seed leaves) pre-formed inside the seed. Dicots are seeds/plants that have two cotyledons (seed leaves) pre-formed inside the seed. Can be woody or herbaceous stemmed plants. Can be woody or herbaceous stemmed plants. Examples-magnolias, cotton, Examples-magnolias, cotton, beans, many fruits, oak. beans, many fruits, oak. Example of a dicot leaf Example of a dicot leaf

6. Dicot Facts

8. Parts of the Seed Seeds have three (3) parts Seeds have three (3) parts 1. The seed coat 1. The seed coat 2. The embryo 2. The embryo 3. The endosperm 3. The endosperm

9. The Seed Coat The seed coat protects the inside of the seed. The seed coat protects the inside of the seed. The coat can be thin and soft or thick and hard The coat can be thin and soft or thick and hard Thick seed coats will not allow water and moisture into the seed. Thick seed coats will not allow water and moisture into the seed.

10. The Embryo This is the young plant itself This is the young plant itself When the seed is fertilized and matured, the embryo will be dormant (resting/sleeping). When the seed is fertilized and matured, the embryo will be dormant (resting/sleeping). When there are favorable weather conditions, the seed will germinate. When there are favorable weather conditions, the seed will germinate. The embryo will break the seed coat, sprout, and begin to grow. The embryo will break the seed coat, sprout, and begin to grow.

11. The Endosperm This is the food reserve. This is the food reserve. The endosperm will supply the embryo (new plant) with food for the first few days of its life. The endosperm will supply the embryo (new plant) with food for the first few days of its life.

12. Connection Question What type of leaf is the slide background? What type of leaf is the slide background?