THE VARIETY OF LIFE

Use these questions to help you revise.
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QUESTIONS

ANSWER BOX

1.

Try to name 7 things that all living things have in common.

They all feed, grow, get rid of waste, move reproduce, respire and use senses

2.

Sugar is broken down inside animals and plants to get energy out. What do we call this?

Respiration

3.

What gas is needed for sugar to be broken down?

Oxygen

4.

Besides energy, what else is made when sugar is broken down?

Carbon dioxide and water

5.

Plants are special because they can make their own food. When they do this it is called p__________

Photosynthesis

6.

Where do plants get the energy they need to make food?

Sunlight (the sun).

7.

What is the main difference between a vertebrate and an invertebrate?

Vertebrates have a backbone, but invertebrates don't.

8.

What do all arthropods have in common?

They are invertebrates with jointed legs

9.

Name five groups of vertebrates.

Mammals, fish reptiles, birds and amphibians.

10.

In which group (from question 9 above), would you put;

 

 

a) an eagle b) a cod, c) a monkey,

a) birds, b) fish c) reptiles,

 

d) a frog and e) a lizard?

d) amphibians e) reptiles.

11.

Name four main groups of plants.

Mosses, ferns, conifers and flowering plants

12.

Which two groups from question 11 above, make seeds?

Conifers and flowering plants.

 

 

 

13.

Name three parts of an animal cell and say what each part does.

Nucleus - controls the cell,

 

 

Cell membrane - controls what passes in and out of the cell.

 

 

Cytoplasm - the place where chemical reactions happen in a cell.

14.

Chloroplasts are found in plant cells.

 

 

What do they do?

They trap energy from sunlight during photosynthesis.

15.

What job do your kidneys do in your body?

They get rid of waste and control your water balance.

16.

Why do plant cells have a much thicker cell membrane than animal cells?

To hold the plant up, as plants don't have a skeleton.

17.

Why do some cells have a different shape

Different shaped cells do different jobs.