2.4 reproduction

Question 1

What does the term haploid mean?

Answer 1

cells that contain one set of chromosomes

Question 2

Are gametes haploid or diploid?

Answer 2

Haploid

Question 3

What is the male gamete?

Answer 3

sperm

Question 4

Where is sperm produced?

Answer 4

in the testes

Question 5

What is the female gamete?

Answer 5

the egg

Question 6

Where are the eggs produced?

Answer 6

in the ovaries

Question 7

What does the male reproduction system consist of and what is each parts purpose?

Answer 7

• testes –>produce sperm
• sperm duct–>allows sperm to pass to the penis
• penis–>releases sperm from the body

Question 8

What does the female reproductive system consist of and what is each parts purpose?

Answer 8

ovaries–>produce eggs
oviducts–>allow the eggs to pass to the uterus
uterus–>where the fertilised egg develops into a foetus
vagina–>where sperm are deposited

Question 9

describe the process of fertilisation

Answer 9

the fusion of the sperm nucleus with the egg nucleus

Question 10

Where does fertilisation take place in land animals?

Answer 10

the oviduct

Question 11

Where does fertilisation take place with fish?

Answer 11

in the water

Question 12

is a zygote haploid or diploid?

Answer 12

diploid

Question 13

what is the male gamete produced in plants and where is it produced?

Answer 13

pollen - produced by the anther

Question 14

What is the female gamete produced in plant and where is it produced?

Answer 14

ovule - produced by the ovary

Question 15

What is the role of the stigma?

Answer 15

it is where the pollen lands

Question 16

What is the role of the petals and the nectary?

Answer 16

can be used to attract insects

Question 17

Describe pollination

Answer 17

when pollen is transferred form the anther of one plant to the stigma of another

Question 18

Describe the process of fertilisation in plants

Answer 18

the growth of the pollen tube towards the ovule in the ovary and the fusion of the pollen nucleus with the ovule nucleus.

Question 19

are plant gametes haploid or diploid?

Answer 19

haploid

Question 20

are plant zygotes haploid or diploid?

Answer 20

diploid

Question 21

are animal zygotes haploid or diploid?

Answer 21

diploid

Question 22

What does the term diploid mean?

Answer 22

cells that contain two sets of chromosomes