Free Printable unit 2 review

Worksheets

unit 2 review

Total questions: 21

Worksheet time: 11mins

Name

Class

Date

How do producers make their own food?

Through the process of photosynthesis

By eating other organisms

By absorbing nutrients from the soil

By consuming sunlight directly

What % of oxygen comes from the ocean

50%

70%

90%

30%

What i the 10% rule in the food web ?

It's the rule that states that only 10% of the energy from one trophic level is transferred to the next level

It's the rule that states that animals must eat 10% of their body weight daily

It's the rule that states that 10% of all species in a food web are carnivores

It's the rule that states that 10% of the organisms in a food web are at the top of the food chain

What is mutualism

A type of interaction where both species benefit

A type of interaction where one species benefits and the other is harmed

A type of interaction where one species benefits and the other is unaffected

A type of interaction where both species are harmed

What is commensalism

A relationship where both species benefit

A relationship where one species benefits and the other is harmed

A relationship where one species benefits and the other is not affected

A relationship where both species are harmed

What is parasitism

A relationship where both organisms benefit

A relationship where one organism benefits and one is harmed.

A relationship where both organisms are harmed

A relationship where one organism is unaffected and the other benefits

is an endotherm warm or cold blooded

Warm-blooded

Cold-blooded

True or false an aphotic zone has light

True

False

True or False an ectotherm is cold blooded ?

True

False

10.

What is the photic zone

The uppermost layer of water in a lake or ocean that is exposed to sunlight and has light for photosynthsis

The deepest layer of water in a lake or ocean

The layer of water in a lake or ocean where photosynthesis occurs

The layer of water in a lake or ocean that is not exposed to sunlight

11.

What is the average salinity of the ocean?

35 ppt

50 ppt

25 ppt

40 ppt

12.

What are coccolithophores made of

Calcium carbonate

Silicon dioxide

Iron oxide

Magnesium carbonate

13.

What is bioluminescence

A natural light produced by the chemical reactions in the body of a living organism

A type of photosynthesis

A process of producing electricity

A method of communication in animals

14.

What is a red tide ?

A type of tsunami

A type of hurricane

A type of algae bloom

A type of ocean current

15.

Where in u.s do most red tides happen

florda

southcarolina

calaforina

texas

16.

What is a Neakton

A type of current

A type of fish

An aquatic organism that can swim against the current

A type of plant

17.

What is a benthos

A type of tide

A type of plant

A type of cloud

Organisms that live on the bottom of a water body

18.

What is a plankton

A type of fish

A type of bird

A type of mammal

Microscopic organisms that live in aquatic environments

19.

What is the difference between plankton and zoo plankton

Zooplankton are a type of plankton that can grow in to a new animal they dont stay small

Plankton are larger than zooplankton

Zooplankton are plants, plankton are animals

Plankton and zooplankton are the same thing

20.

what is holoplankton

A type of plankton that spends its entire life cycle as plankton

A type of fish found in the Atlantic Ocean

A type of seaweed found in the Pacific Ocean

A type of bird found in the Arctic regions

21.

True or False meroplankton stay plankton there whole life ?

True

False

Reset

unit 2 review

Total questions: 21

Worksheet time: 11mins

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