Unit 2: Multicellular organisms

Question 1

Name the male (mammal) sex cell

Answer 1

Sperm

Question 2

Name the female (mammal) sex cell

Answer 2

Eggs/Ova

Question 3

Where is the sperm produced?

Answer 3

Testis

Question 4

Where does fertilisation take place?

Answer 4

In the oviduct.

Question 5

Where is the eggs produced?

Answer 5

Ovaries

Question 6

Name the male (plant) sex cell

Answer 6

Pollen

Question 7

Name the female (plant) sex cell

Answer 7

Ovules

Question 8

What is the male parts of the plant (collectively) called?

Answer 8

Stamen

Question 9

What is the female parts of the plant (collectively) called?

Answer 9

Carpel

Question 10

What is a gamete?

Answer 10

A gamete is a sex cell. Gametes are haploid cells

Question 11

Describe how new organisms are created.

Answer 11

New organisms are produced when male and female haploid gametes fuse. In mammals, gametes are produced in the testes or ovaries of individuals but anthers and ovaries are on the same flowering plant.

Question 12

What does the stamen consist of?

Answer 12

Filament and Anther

Question 13

What produces pollen in a plant?

Answer 13

The anther.

Question 14

What is the carpel composed of?

Answer 14

Style, ovary and stigma.

Question 15

What is another name for cell division?

Answer 15

Mitosis

Question 16

Why do we need mitosis?

Answer 16

To make new cells and repair damaged ones.