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WorksheetsFourth Grade Science - Adaptation and Extinction
Total questions: 16
Worksheet time: 8mins
Which adaptation would be most useful to an animal that lives in the forest?
bright colors that are easily seen
muted colors that blend in with the forest floor
ability to run fast in open areas
thick fur
The viceroy butterfly looks much like the monarch butterfly, which tastes bad to birds. Birds often mistake the viceroy for a monarch and leave it alone. What type of adaptation is this?
hibernation
mimicry
instinct
migration
What two things happen to an animal during hibernation?
Its body temperature drops, and its heartbeat slows.
It uses a lot of energy, and its heartbeat speeds up.
Its body temperature rises, and its heartbeat speeds up.
Its body temperature drops, and it uses a lot of energy.
Which of these species has the greatest risk of extinction?
A plant found in several areas of a few different states
A small animal species found in a forest that was partly destroyed by fire
A small animal species located in an area devastated by a volcano
A plant species found only on an island infected by a disease harmful to the plant
One type of adaptation is a natural disguise that allows some animals to blend in with their surroundings. What is the name of this adaptation?
migration
mimicry
hibernation
camouflage
How can people affect ecosystems in a positive way?
by plowing land to crop
by clearing land for a new house
by planting a new tree in the yard
by using chemicals to fertilize the lawn
Which organism would find its niche in a desert habitat?
oak tree
crab
cactus
alligator
Suppose a large number of rain-forest plants were cut down to build houses. How would animals in the forest be affected?
They would have less air.
They would have less light and heat.
They would have less food and shelter.
They would have less water.
Which of the following is an adaptation for getting food?
the flying pattern of a group of birds
the change of fur color in rabbits
hibernation in squirrels and turtles
the sticky tongue of a frog
Why can a clownfish survive in a coral reef, but not in a desert?
Life in a coral reef is safer than in a desert.
Deserts are too dry for any animals to survive.
The climate of a coral reef is better than a desert.
The clownfish has the right adaptations for a coral reef.
Look at this picture. Th insect shown looks very much like a stick. This body shape is an example of?
camouflage
migration
extinction
hibernation
Groups of organisms that are no longer alive are called
extinct
species
adapted
prey
To move to another region when seasons change and food supplies become scarce.
extinct
migrate
organism
camouflage
A physical feature or a behavior that helps an organism survive in its habitat.
hibernate
adaptation
niche
extinction
An adaptation that allows an animal to protect itself by looking like another kind of animal.
habitat
mimicry
niche
hibernation
The role a plant or an animal plays in its habitat
behavior
niche
camouflage
mimicry
