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Tema 4 Natural Science 5º

Total questions: 21

Worksheet time: 12mins

Name
Class
Date
1.
Where  does  the energy of most of the ecosystems come from?
a)
Batteries 
b)
Air
c)
Sun
d)
Electricity
2.

What is an ecosystem?

a)

is a group of living things

b)

is a group of non living things

c)

is a group of living things and non living things that live in different places

d)

is a group of living things and non living things that live in the same area

3.

Select non living things

a)

air

b)

organism

c)

plant

d)

Soil / rocks

4.

Select the living things

a)

air

b)

organism

c)

plant

d)

Soil / rocks

5.

A group of organims that can reproduce with other individuals that make up the species and produce fertile offspring

a)

species

b)

community

c)

population

6.

A group of different populations that live together make up a .....

a)

species

b)

individuals

c)

community

d)

population

7.

It is made up of all the individuals that belong to the same species

a)

Individuals

b)

Species

c)

Community

d)

Population

8.

Choose the groups we classify living things depending on how they get their food

a)

Decomposer

b)

Non living thing

c)

Consumer

d)

Producer

9.

They eat other consumers are called carnivores

a)

Primary consumers

b)

Secondary consumers

c)

Tertiary consumers

10.

Select the decomposers

a)

Plants

b)

Bird

c)

Fungi

d)

Bacteria

11.

What is this?

a)

Food chain

b)

Food web

12.

What is this?

a)

Food chain

b)

Food web

13.

In an ecosystem, if the population of one group changes, this affects the population of other groups. And as a result, this modifies the ..........

a)

ecologic

b)

Ecological balance

c)

Ecosystem

14.

Temperatures are freezing and there is little precipitations

a)

Cold dessert

b)

taiga

c)

temperate forest

d)

savannah

15.

The land is covered mostly in grass, a few trees and shrubs

a)

Cold dessert

b)

taiga

c)

temperate forest

d)

savannah

16.

Trees can´t grow here due to the low temperatures.

a)

Scrubland

b)

Mountain pine forest

c)

Oak grove

d)

Pasture

17.

The only consumer organism is really humans beings

a)

City

b)

Mountain pine forest

c)

Oak grove

d)

Pasture

18.

Oceans and seas are ....

a)

marine ecosystems

b)

freshwater ecosystems

19.

Select the producers in the aquatic ecosystem

a)

algae

b)

zooplankton

c)

bacteria

d)

Phytoplankton

20.

The ........ zone is all the ocean below 1.000 metres deep

a)

coastal

b)

middle

c)

deepest

21.

Select the actions we can take that will hace a possitive effect on the planet

a)

repopulate

b)

reuse and recycle

c)

water purification

d)

stop polluting