WorksheetsScience Review Unit 7 Grade 3 2022
Total questions: 12
Worksheet time: 9mins
How does the lizard get it's energy in this food chain?
What do desert plants have in common?
They do not need water.
They can survive with little water.
What would happen if the roadrunner population disappeared from its ecosystem?
There would be no more fruits and seeds.
The rattlesnake population would stay the same.
The scorpion population would increase.
The spider populations would decrease.
Which environment is best for plants with thick, waxy leaves and roots that cover large areas?
a pond
rainforest
a desert
the artic
What charateristic besides a tail helps monkeys move through the trees?
strong hands
flat feet
sharp eyes
sense of smell
The jackrabbit supports the community in a desert by -
Providing protection for the mouse.
Providing food for the turtle.
Providing energy for the coyote and hawk.
What is this food chain missing?
a producer
a consumer
water
arrows
Why will a jackrabbit with brown fur most likely survive the desert more than one with white fur?
He can find more food.
He can blend in to his surroundings.
He can run faster.
The brown fur will keep him cool.
The bottom of the forest floor gets a little sunlight. Which of the following young tree has the best chance of survival?
A tree with many branches.
An apple tree.
A tree with strong roots.
A tree that does not need a lot of sunlight.
Why do rock squirrels come out at night?
To stay healthy.
There is more water available at night.
The air is cooler at night in the desert.
To avoid sharp plants.
What would happen if many of the grasshoppers die?
The owl will begin eating the grass.
There will be no more produces.
The grass will die out.
The shrew will have less to eat.
Name the part of this plant that helps the tree survive in an area with little rain.
roots
branches
leaves
fruit
