2018 4th Grade Science Review #2

The small leaflets that protect the flower before it opens?

• petals

• sepals

The _________ will grow into a seed after it is fertilized.

• embryo

• pollen

• pistil

• stamen

Select all the organisms that produce spores.

• moss

• fungi

• oak tree

• ferns

• bean plant

Select all the correct statements about photosynthesis.

• plants take in carbon dioxide

• plants release carbon dioxide

• plants take in oxygen

• plants release oxygen

• plants make sugar

Which plant has entered dormancy?

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Which picture does not show a behavioral adaptation?

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Which picture does not show a population?

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All of the living and non-living things in an area are a(n):

• ecosystem

• population

• community

A food chain always starts with a plant which is a:

• consumer

• producer

• decomposer

• predator

Which pair does not match?

• top of food chain / predator

• end of food chain / decomposer

• supplies energy to food chain / sun

• beginning of food chain / predator