Reproduction

Question 1

What does it mean by body cells are diploid?

Answer 1

each cell has two matching sets of chromosomes

Question 2

What does it mena by gametes or sex cells are haploid?

Answer 2

Each cell has one set of chromosomes

Question 3

What are the two sex cells called?

Answer 3

Sperm and egg

Question 4

How many sets of chromosomes do gametes have?

Answer 4

1 set (haploid)

Question 5

How many sets of chromosomes do all body cells have?

Answer 5

2 sets (diploid)

Question 6

What are the female reproductive organs?

Answer 6

Ovary, oviduct, uterus, cervix, vagina

Question 7

What is the function of an ovary in the female system?

Answer 7

Produces eggs which contain female nucleus

Question 8

What is function of the oviduct?

Answer 8

Where fertilisation occurs

Question 9

What is the function of the uterus?

Answer 9

Where the embryo develops

Question 10

What is the function of the cervix?

Answer 10

Ring of muscle, remains contracted during pregnancy

Question 11

What is the function of a vagina?

Answer 11

Sperm are deposited here

Question 12

What are the male reproductive organs?

Answer 12

Urethra, penis, sperm duct, testicle

Question 13

What is the function of a testicle?

Answer 13

Sperm produced here and the sperm contain the male nucleus

Question 14

What isthe function of a sperm duct?

Answer 14

Sperm travel along this tube from the testis to the urethra

Question 15

What is the function of the urethra?

Answer 15

Tube through which sperm/urine leaves the body

Question 16

How is the sperm adapted?

Answer 16

The sperm has a tail to swim to the egg

Question 17

How is the egg adapted?

Answer 17

The egg has a food store to provide energy for cell division/mitosis

Question 18

What is the function of a stamen?

Answer 18

Consists of anther and filament ( male part of flower)

Question 19

What is the function of a anther?

Answer 19

Produces pollen ( male gamete- contains male nucleus)

Question 20

What is the function of a stigma?

Answer 20

Where pollen lands

Question 21

What is the function of an ovary in plants?

Answer 21

Contains ovules ( female gamete- contains female nucleus)

Question 22

What is the plant male gamete?

Answer 22

pollen

Question 23

What is the female gamete of a plant?

Answer 23

ovule

Question 24

Which two parts make up the male stamen?

Answer 24

Anther and filament

Question 25

What is fertilisation?

Answer 25

When the nucleus from the male gamete and the nucleus from the female gamete fuse to form a zygote

Question 26

In mammals where is the male nucleus found?

Answer 26

Sperm

Question 27

In mammals where is the female nucleus found?

Answer 27

Egg

Question 28

In mammals where does fertilisation occur?

Answer 28

Ovaduct

Question 29

In plants where does fertilisation occur?

Answer 29

Ovary

Question 30

Give the term used for the chromosome complement in a zygote produced by the flower

Answer 30

Diploid

Question 31

What is a zygote

Answer 31

A fertilised egg

Question 32

What is the function of penis

Answer 32

structure which provides the means of sperm entering the vagina during intercourse