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- 1. Multiple Choice
Which picture shows a TUNDRA ecosystem?
- 2. Multiple Choice
Which picture shows a DESERT ecosystem?
- 3. Multiple Choice
Which picture does NOT show a WETLANDS ecosystem?
- 4. Multiple Choice
In which ecosystem will you find this food-chain?
African grasslands
Arctic tundra
Amazon rain forest
American wetlands (swamp)
- 5. Multiple Choice
Which diagram can show us the AMOUNT OF ENERGY that flows from producers to consumers?
Food chain
Food web
Food pyramid
- 6. Multiple Choice
What's the difference between a food chain and a food web?
Energy flows in many directions in a food chain and only in one direction in a food web
Energy flows in many directions in a food web and only in one direction in a food chain
All ecosystems have food chains but not all ecosystems have food webs
- 7. Multiple Choice
Click on ALL the resources living things need to survive.
Water
Food
Space
Humans
- 8. Multiple Choice
What will happen to a population if they do not have enough resources?
The population will grow bigger
The population will all die
The population will have to move away or they will die
The population will sit and wait for new resources
- 9. Multiple Choice
How many consumers can you see in this picture?
2
4
6
8
- 10. Multiple Choice
What will happen to the rabbit population if the owl population becomes bigger?
The rabbit population will become smaller
The rabbit population will become bigger
The rabbit population will stay the same
- 11. Multiple Choice
Why are decomposers important in an ecosystem?
They directly give energy to consumers.
They break down dead things and put nutrients back in the ground.
They are not important they are harmful.
- 12. Multiple Choice
TRUE OR FALSE?
The sun is the main source of energy for all of life on earth.
True
False
- 13. Multiple Choice
When does COMPETITION happen in an ecosystem?
When there is enough resources for all living things to survive.
When animals move away from their ecosystem.
When two or more living things need the same resource to survive.
- 14. Multiple Choice
Which is a HARMFUL change that plants can make to their ecosystem?
They put oxygen in the atmosphere.
They can grow over other plants and steal their space and nutrients.
Their roots keep the ground stable and prevents erosion.
They provide shelter for many animals.
- 15. Multiple Choice
Some animals change their environment by burrowing in the ground. This means they make tunnels in the ground. How can this be a HELPFUL change?
They can destroy the roots of plants.
They put air in the ground that makes it easy for water to flow through.
They can cause erosion- the ground moves away.
They destroy habitats of other animals that live in the ground.
- 16. Multiple Choice
Which picture shows a change that humans made that is HELPFUL to their ecosystem?
- 17. Multiple Choice
Humans change their ecosystem all the time. Most of these changes are harmful. How can we stop harming our environment?
Continue to use fossil fuels for cars and vehicles.
Make more green spaces in cities with lots of plants.
Wear masks when we go outside.
Continue to develop and build bigger cities.
- 18. Poll
If you were a fish, in which ecosystem would you like to live?
- 19. Multiple Choice
A group of penguins on land is called a ______
group
raft
band
waddle
- 20. Multiple Choice
Which animal makes this sound?
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