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Worksheets2.2: Interaction of Living Things
Total questions: 15
Worksheet time: 8mins
What is an abiotic factor in an ecosystem?
A living thing like a plant
A nonliving part like water
An animal that hunts others
An organism's role in an ecosystem
Which of the following is a biotic factor?
Rocks
Air
Plants
Water
What is a habitat?
A nonliving part of an ecosystem
An organism's role in an ecosystem
Place where plants and animals live
An animal that hunts others
What does a producer do in an ecosystem?
Hunts other animals for food
Uses energy from the sun to make its own food
Eats other animals
Introduces harm to a new ecosystem
What is an invasive species?
An organism that is native to an ecosystem
An organism that is introduced to a new ecosystem and causes harm
An animal that is eaten by others
A nonliving part of an ecosystem
What is a predator?
An animal that is eaten by others
An organism's role in an ecosystem
An animal that hunts other animals for food
A nonliving part of an ecosystem
What is prey?
Animals that are eaten by other animals
An organism's role in an ecosystem
A nonliving part of an ecosystem
An animal that hunts others
What is a niche?
A nonliving part of an ecosystem
An organism's role in an ecosystem
An animal that hunts others
A place where plants and animals live
How can ecosystems vary in size?
They are always large like forests
They can be small like a log or large like a desert
They are always small like a pond
They are always medium-sized
What happens if a predator is removed from an ecosystem?
The population of its prey will decrease
The population of its prey will increase
The ecosystem will disappear
The ecosystem will remain unchanged
Which of the following is NOT an abiotic factor?
Water
Rocks
Air
Animals
Which of the following is an example of a producer?
A lion
A tree
A rock
A fish
What role does a niche play in an ecosystem?
It is a nonliving part
It is an organism's role
It is a place where animals live
It is an animal that hunts others
Which of the following is an example of prey?
A rabbit eaten by a fox
A fox hunting a rabbit
A tree using sunlight
A rock in a river
What is the main characteristic of an invasive species?
It is always beneficial
It causes harm to a new ecosystem
It is a nonliving part
It is always small
