Reproduction

Question 1

Testies

Answer 1

organs that produce sperm

Question 2

Scrotum

Answer 2

pouch of skin containing testes.

Question 3

Fertilisation

Answer 3

penetration of the ovum by a sperm

Question 4

Follicles

Answer 4

Sac contains eggs cell

Question 5

Fallopian tube

Answer 5

tiny tubes joining the ovaries to the uterus

Question 6

Puberty

Answer 6

life stage when the sex glands become active and bodily changes occur to enable reproduction

Question 7

Hormones

Answer 7

Hormones have specific effects in the body.

Question 8

Menstrual cycle

Answer 8

beginning of one period to the beginning of the next period

Question 9

Menstruation

Answer 9

Monthly bleeding

Question 10

Asexual reproduction

Answer 10

reproduction that does not involve sex half-cells

Question 11

Gametes

Answer 11

reproductive cells

Question 12

Sperm

Answer 12

male reproductive cell.

Question 13

Ova

Answer 13

female gametes. Multiple

Question 14

Zygote

Answer 14

cell formed by the fusion of two gametes

Question 15

External fertilisation

Answer 15

reproduction where the eggs are released by the female into water and fertilised by sperm released nearby

Question 16

Internal fertilisation

Answer 16

reproduction where the egg remains in the female and is fertilised by sperm inserted into the female

Question 17

Copulation

Answer 17

the act of inserting sperm into the female

Question 18

Meiosis

Answer 18

cell division process that results in new cells with half the number of chromosomes of the original cell

Question 19

Epigenetics

Answer 19

new branch of science that involves studying the effect of our experiences on the expression of our genetic information

Question 20

Ejactculation

Answer 20

Released

sperm

Question 21

Semen

Answer 21

combination of fluid and sperm

Question 22

Flower

Answer 22

reproductive part of angiosperms containing petals, stamens and carpels

Question 23

Petal

Answer 23

coloured parts of a flower that attract insects

Question 24

Nectaries

Answer 24

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

Question 25

Pollen

Answer 25

fine powder containing the pollen grains

Question 26

Stigma

Answer 26

at the top of the carpel, that catches the pollen during pollination

Question 27

Pollination

Answer 27

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

Question 28

Cross pollination

Answer 28

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

Question 29

Insect pollinated flower

Answer 29

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

Question 30

Wind pollinated flower

Answer 30

flower that receives pollen carried by the wind from another flower

Question 31

Anther

Answer 31

male part of a flower that makes pollen

Question 32

Pollen grain

Answer 32

male gametes of a flower

Question 33

Pollen tube

Answer 33

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

Question 34

Ovule

Answer 34

receptacle within an ovary that contains egg cells

Question 35

Ovary

Answer 35

plants, the hollow, lower end of the carpel containing the ovules

Question 36

Fertilisation

Answer 36

penetration of the ovum by a sperm

Question 37

Zygote

Answer 37

Cell formed by the fusion of two gametes; fertilised ovum before it starts to divide into more cells

Question 38

Endosperm

Answer 38

food supply for the embryo plant in a seed

Question 39

Seed

Answer 39

product of a fertilised ovule

Question 40

Seed coat

Answer 40

the protective layer around a seed

Question 41

Fruit

Answer 41

the protective layer around a seed

Question 42

Disperse

Answer 42

scatter the seeds from plants

Question 43

Plumule

Answer 43

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

Question 44

Radicle

Answer 44

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

Question 45

Cotyledons

Answer 45

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

Question 46

Germination

Answer 46

first sign of growth from the seed of a plant

Question 47

Seedling

Answer 47

young plant produced from the embryo in the seed after germination