Unit Test — Unit test Answers

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soilrockpeatwood

A
soil
B
rock
C
peat
D
wood
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How is the life cycle of seedless vascular plants different from the life cycle of nonvascular plants?

A
The adult form of each seedless vascular plant has xylem and phloem.
B
The gametophyte stage is lacking in the life cycle of seedless vascular plants.
C
The sperm of seedless vascular plants do not need to swim in water.
D
The zygote of each seedless vascular plant forms before the egg is fertilized.
23

A scientist sketches bacteria observed in different samples.

Question illustration
A
What methods of reproduction do they use?
B
How large is the nucleus in each bacterium?
C
Which types of bacterium are in each sample?
D
How many cells make up each bacterium?
24

In which environment would someone most likely find a living protist?

A
on the outer layer of human skin
B
inside a layer of rock
C
underneath sand
D
in a drop of lake water

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Unit Test — Unit test Answers — Science 7 B M12…