Plant Reproduction

Question 1

in plants, the hollow, lower end of the carpel containing the ovules (the female egg cells); in animals, the female organ that produces ova and reproductive hormones

Answer 1

ovary

Question 2

receptacle within an ovary that contains egg cells

Answer 2

ovules

Question 3

the supporting part of a flower that holds the stigma

Answer 3

style

Question 4

long tube growing from a pollen grain through the style to the ovule

Answer 4

pollen tube

Question 5

the male gametes of a flower

Answer 5

pollen grains

Question 6

the male part of a flower that makes pollen

Answer 6

anthers

Question 7

flowers that receives pollen carried by the wind from another flower

Answer 7

wind-pollinated flowers

Question 8

flowers that receive pollen carried on the body parts of insects from other flowers

Answer 8

insect-pollinated flowers

Question 9

transfer of pollen from stamens of one flower to the stigma of a flower of another plant of the same species

Answer 9

cross-pollination

Question 10

transfer of pollen from the flower’s own stamen to its stigma

Answer 10

self-pollination

Question 11

transfer of pollen from the stamen (the male part) of a flower to the stigma (the female part) of a flower

Answer 11

pollination

Question 12

the female part of a flower, at the top of the carpel, that catches the pollen during pollination

Answer 12

stigma

Question 13

the male sex cells of a plant

Answer 13

pollen

Question 14

parts of a flower, at the base of the petals, that secrete nectar

Answer 14

nectaries

Question 15

the coloured parts of a flower that attract insects

Answer 15

petals

Question 16

the reproductive part of angiosperms containing petals, stamens and carpels. They are often colourful to attract pollinating insects

Answer 16

flowers

Question 17

food supply for the embryo plant in a seed

Answer 17

endosperm

Question 18

product of a fertilised ovule

Answer 18

seed

Question 19

the protective layer around a seed

Answer 19

seed coat

Question 20

ripened ovary of a flower, enclosing seeds

Answer 20

fruit

Question 21

scatter the seeds from plants

Answer 21

disperse

Question 22

small bud at the tip of the embryo plant in a seed

Answer 22

plumule

Question 23

the beginnings of a root making up part of a plant embryo inside a seed

Answer 23

radicle

Question 24

special leaves of the embryo plant inside a seed that provide food for the developing seedling

Answer 24

cotyledons

Question 25

first sign of growth from the seed of a plant

Answer 25

germination

Question 26

young plant produced from the embryo in the seed after germination

Answer 26

seedling