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Life Science Review
Test Description: Review of Life Science concepts
Instructions: Answer all questions to get your test result.
1) Which nonliving part of an ecosystem do plants need in order to make food?
A
sunlight
B
carbon dioxide
C
all of the above
D
water
2) At the end of every food chain is a
A
producer
B
consumer
C
herbivore
D
decomposer
3) Which of the following correctly matches the type of animal with its characteristics?
A
mammals: cold-blooded, hair
B
reptiles: warm-blooded, soft skin
C
fish: cold-blooded, gills
D
birds: war-blooded, scales
4) Which characteristic is learned?
A
the number of fingers on your hand
B
the shape of your face
C
the color of your hair
D
the language you speak
5) Which of these is the source of energy for ALL organisms in a food chain on land?
A
the sun
B
plants
C
herbivores
D
grasses
6) Which of the following behaviors is an instinct?
A
a male grasshopper rubbing its legs together to attract a female.
B
a chimpanzee using sign language.
C
a dog begging for food at the dinner table.
D
a cat using a litter box.
7) All animals need what to survive?
A
food, water, air.
B
water, clolthing, and shelter.
C
food, shelter, and warmth.
D
meat, shelter, and water.
8) Roots help a plant to survive by
A
taking in water and nutrients from the soil.
B
helping the plant reproduce.
C
collecting sunlight that the plant uses to grow.
D
producing food for the plants.
9) Which of these is NOT a basic need of all plants?
A
soil
B
sunlight
C
nutrients
D
water
10) All decomposers
A
catch fish.
B
kill insects.
C
make soil.
D
are plants.
*select an answer for all questions
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