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WorksheetsWhen Environments Change
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
Which shows how animals make lasting effects where they live?
a)
A beaver builds a dam
b)
A fish leaves ripples in the water
c)
A rabbit leaves tracks in the snow
d)
A bear eats all the berries off a branch
2.
What happens when a seed is planted?
a)
It rains
b)
A new plant can grow
c)
The seed harms nearby animals
d)
The seed harms nearby plants
3.
What will be a positive effect of a fire?
a)
Trees and plants will die
b)
Animals will leave this area
c)
Ashes will add nutrients to the soil
d)
Cabins will be desroyed
4.
Which helps a plant during a drought?
a)
tall stems
b)
strong roots
c)
small leaves
d)
colorful parts
5.
If the place where an animal lives becomes crowded, the animal will
a)
have more children
b)
compete for food and water
c)
share food with other animals
d)
dhare shelter with other animals
6.
Trees and plants need space for their leaves
a)
to get water from the soil
b)
to collect raindrops
c)
to get sunlight
d)
to get seeds for growing new plants
7.
When there isn't enough space, animals sometimes
a)
move underground
b)
have to much food
c)
stop eating and drinking
d)
go into areas where humans live
8.
Harmful chemicals dumped into the river cause
a)
flooding
b)
fish to die
c)
new plants to grow
d)
an increase in insects
9.
Which of these is caused by human activities
a)
drought
b)
flood
c)
thunderstorm
d)
pollution
10.
All organisms of the same kind that live in a certain area
a)
community
b)
ecosystem
c)
family
d)
population
11.
This group of desert organisms make up a (n)
a)
habitat
b)
community
c)
ecosystem
d)
enviornment
12.
Something found in nature that is useful
a)
balance
b)
competition
c)
resource
d)
drought
13.
When organisms make new living things of the same kind
a)
consume
b)
survive
c)
reproduce
d)
compete
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