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Adaptations
Test Description: 4th grade Science- chapter 3
Instructions: Answer all questions to get your test result.
1) What are certain traits or characteristics that help living things survive in their environments?
A
Habitats
B
Adaptations
C
Physical characteristics
D
Behaviors
2) Which of the following is an example of mimicry?
A
a lizard that changes color to blend in with its environment
B
a nonthreatening snake that looks like another more poisonous snake
C
a giraffe with a king neck to reach high leaves
D
A skunk using a strong odor to scare away predators
3) When an animal blends in with its surroundings, it is using what?
A
Migration
B
Hibernation
C
Mimicry
D
Camouflage
4) Which of these is an example of hibernation?
A
a desert fox with large ears
B
a chipmunk sleeping for most of the winter
C
a bird's color matching its surroundings
D
a camel that closes its nostrils to keep out sand
5) Which of these is an example of camouflage?
A
an elephant that uses its large ears to fan itself
B
a colorful fish that lives among bright colored coral
C
a bear that sleeps in a cave all winter long
D
a moth that looks and acts like a hummingbird
6) Plants respond to light by growing away from the source of it.
A
False
B
True
7) The roots of most plants grow the same direction as gravity.
A
True
B
False
8) The environment is always changing.
A
True
B
False
9) Building dams can create new habitats for some species.
A
True
B
False
10) Animals' traits can help them meet their needs within their habitat.
A
False
B
True
11) When a bird flies south for the winter, it_________________.
A
migrates
B
mimics
C
hibernates
D
camouflages
12) Plants have tropisms to all of the following except________.
A
light
B
gravity
C
odor
D
water
13) Which word describes a plant's response to its environment?
A
tropism
B
stimulus
C
tropical
D
gravity
14) What is a tropism?
A
something found in soil
B
a plant's response to its environment
C
a change in climate
D
an animal's adaptation
15) Pollution, volcanoes, and forest fires are all examples of what?
A
environmental changes
B
effects of overpopulation
C
types of pollution
D
causes of deforestation
16) If there are no living members of a species left, that species is what?
A
migratory
B
extinct
C
endangered
D
dead
17) Species that are more sensitive to pollution than others are called ________ species.
A
endangered
B
indicator
C
overly sensitive
D
extinct
18) Which of these are natural events that change ecosystems?
A
farming, recycling, over fishing
B
huricane, flood, landslide
C
earthquake, over fishing, fire
D
flood, pollution, deforestation
*select an answer for all questions
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