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WorksheetsUNIT 3: ECOSYSTEMS 5ºB
Total questions: 30
Worksheet time: 15mins
The biotope are all of the non -living things of an ecosystem:
TRUE
FALSE
The biocoenosis includes:
-Non-living things
-Plants
-Animal
-All living things
An ecosystems is made by…
biotope
biotope and biocenosis
biocenosis
A population is a group of organisms that live together and belong to the same…?
- biosphere
- habitat
-species
Intraspecific relationships exist between…
individual members of different species.
individual members of the same species.
a group of members.
Interspecific relationships exist between…
A.individual members of different species.
B.individual members of the same species.
C. a group of members.
Praying mantis are….
a)Primary consumers
b)Secondary consumers
c)Tertiary consumers
A food chain shows the trophic
relationships.
-True
-False
TRUE
FALSE
What is the meaning of: “Plants are producers”?
a)They make their one food
b)They don’t make their own food
c)They have a food web
4ª Choose the right chain:
a) primary consumers eat secondary consumers and secondary to tertiary.
b) tertiary consumers eat secondary ones and secondary eat primary consumers.
c) Producers eat to primary, secondary and tertiary consumers.
5º Fungi and bacteria are decomposer:
a)Some animals eat them.
b)they break down the remains of dead organisms
c) a and b are false
What shows a food web?
a)shows all ecosystems
b)shows the different food chains
c)All are false
Aquatic ecosystems include…
a) lakes, rivers, oceans and wetlands.
b)woodlands, tundra and forests.
c) farms towns and villages
The classification of ecosystems is ….
A . Natural ecosystems and artificial ecosystems.
B. terrestrial ecosystems
C. aquatic ecosystems
How many ecosystems are there?
2 ecosystems
10 ecosystems
5 ecosystems
20 ecosystems
Terrestrial ecosystems include …
a)Woodlands, coasts, soil
b)Soil and insects
c)Woodlands , coasts, tundra
Which one is the odd one?
fungi ecosystems
natural ecosystems
a and b are correct
The artificial ecosystem is about cities, towns, villages and farms artificial aquatic…
TRUE
FALSE
What is a biome?
a)Is a group of Ecosystems that share similar geographic and climatic conditions.
b)It is a group of ecosystems that don’t share similar geographic and climatic conditions.
c) None of them.
How many types of habitat are there?
Desert and polar
Microscopic organisms and bacterias.
Aquatic, terrestrial and arctic.
The habitat is…
a) The place where a population lives.
b) The ecosystem of a place.
c) The animals and plants of a place.
How many types of ecosystems are there?
a) Natural Ecosystems
b) Artificial Ecosystems
c) A and B are correct.
What is the biosphere?
The biosphere is all of the ecosystems of the Earth.
It’s a habitat of the living things.
None of them.
The place where population don´t live it's called habitat:
TRUE
FALSE
All the changes in ecosystems are caused by the human activity:
TRUE
FALSE
TRUE
FALSE
Some of the human activities that destroy the habitat are…
a- Recycling
b- Forest fires
c- Reducing
d- Reusing
Which of the following ones are environmental problems?
A-forest fire
B-Recycling
C-Reusing
What can we do to take care of the environment?
a) saving energy
b) Recycling
c) saving water
d) all the answers are correct
5.-Ecosystems change over the time:
-true
-false
TRUE
FALSE
The destruction of the natural forests in ecosystems and habitats is called…
A- Forest fires
B- Pollution
C- Overfishing
D- Deforestation
