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WorksheetsNS Unit 3 - The Biosphere
Total questions: 15
Worksheet time: 8mins
Which species are a type of decomposer?
Sea urchins
Bacteria and Fungi
Kelp
Sea Otters
Prey is an animal that captures, kills and eats an animal of another species
TRUE
FALSE
Global warming is caused by...
Human activities
Animal activities
What decreases as more and more species die out and become extinct?
overfishing
extinction
overhunting
biodiversity
Name a type of area where activities such as fishing and hunting are not permitted and that is used to protect wildlife
national parks
forests
nature reserves
A and C
The rainforest is an ecosystem ... plant species compete against each other for space and sunlight.
who
where
which
whose
The sun provides ... with the energy they need to grow.
consumers
predators
producers
hosts
... is when living things from the same species or different species work together.
Cooperation
Competition
Host
Biodiversity
Predation occurs ... a larger animal captures, kills and eats another animal.
where
what
who
when
What role do primary consumers play in the food chain?
The eat decomposers.
They eat secondary consumers.
They eat producers.
They provide energy for producers to grow.
What part of the food chain is missing?
Secondary Consumer, Sun, Primary Consumer, (a) , Tertiary Consumer, Producer
What is a keystone species?
An animal that has a negative effect on an ecosystem.
An animal that helps hold an ecosystem together.
A plant that has a negative effect on an ecosystem.
A plant that helps hold an ecosystem together.
Which one of these is NOT a decomposer?
spider
ants
fungi
bacteria
Which one is a secondary consumer?
bear
spider
snake
bat
What way do humans destroy habitats of other living things?
less space
air and water pollution
deforestation
all of the above
