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WorksheetsEcosystems
Total questions: 18
Worksheet time: 10mins
Which food chain is in the right order?
Shrimp - alga- hake (gamba, alga, merluza)
Alga- hake. shrimp
Alga- shrimp- hake
Temperature and light...
..are non-living things in an ecosystem.
.. are living beings in an ecosystem.
.... are not part of the ecosystem.
Which sentence is correct?
Sunlight penetrates to a depth of 1000 metres into the sea.
There are more living things the deeper you go.
There are less living things the deeper you go.
Look at the photos. How will they affect living things?
The number of living things will increase (go up).
There will be no change at all.
The number of living things will go down.
Read these sentences and choose the correct ones:
Plants and algae are producers in an ecosytem.
Secondary consumers in an ecosystem are always hervibore.
Decomposers are essential to ecosystems.
Food chains always start with a decomposer.
Food webs are made up of many food chains.
Plants are...
primary consumers
secondary consumers
producers
decomposers
What does an omnivore eat?
Animals' meat
Fishes
Plants
All the answers are correct
What do you see?
Food chain
Food web
Which terrestrial ecosystem is typical from North Asia, Europe and America, has low temperatures in winter and evergreen trees?
Cold deserts.
Savannahs
Temperate forests.
Taiga
Rainforest.
Which terrestrial ecosystem has high temperatures all year long, a wet season and a dry season?
Hot desert.
Savannah
Rainforest
Temperate forest.
What type of changes in an ecosystem do you know? (You can choose more than one)
Natural
Beautiful
Ugly
Man-made
Choose one change caused by humans:
Earthquake
Deforestation
Floods
Draught
Choose one change in ecosystems caused by nature:
Pollution
Deforestation
Floods
Write the name of one Natural Park in Spain that you investigated about:
Which animals are decomposers?
Earth worms
Eagles
Rabbits
Dolphins
In marine ecosystems, which is the top area of the ocean that goes from the land to 200 metres deep?
Middle zone
Coastal zone
Deepest zone
What possitive actions can we do for the environment?Write your answer.
Animals can only reproduce with members of the same...
Community
Population
Species
