seed

Question 1

seed creation

Answer 1

created from fertilized ovum

Question 2

parts

Answer 2

1. seed coat
2. endosperm
3. perisperm
4. embryo

Question 3

seed coat

Answer 3

created from integuments, function = protection

Question 4

endosperm

Answer 4

triploid, needed for nourishment of embryo, contains lipids, starch, proteins

Question 5

perisperm

Answer 5

rest of nucellus, for nourishment of embryo

Question 6

embryo parts

Answer 6

radicle - embryonic root
hypocotyl - embryoniic shoot under the cotyledons - connection between cotyledon and radicle
plumule - first bud of a plant, meristem of the top shoot, gives rise to the first true leaves
cotyledons - embryonic leaves
epicotyl - embryonic shoot above the cotyledons - become the shoot = stems/leaves

Question 7

importance of seeds

Answer 7

food
drinks
technical raw materials