Life Science Quiz 2

Animals that eat other animals are called:
1. prey
2. predators
3. mammals
4. producers
Animals that are eaten by other animals are called:
1. prey
2. predators
3. consumers
4. producers
Plants make their own food using the sun’s energy. Another name for plants is:
1. consumers
2. producers
3. chlorophyll
4. prey
Animals cannot make their own food and so must eat plants or other animals. This is why animals are also called:
1. producers
2. herbivores
3. consumers
4. primary consumers
Plants make their own food through:
1. production
2. consumption
3. photosynthesis
4. predation
What is a population?
1. All the living things in an area
2. All the living things of one kind in an area
3. All the nonliving things in an area
4. An animal's habitat
A community is...
1. all the plants in an area
2. all the living things in an area
3. all the animals in an area
4. all the nonliving things in an area
An ecosystem is:
1. living things plus nonliving things like rocks, air, and water
2. rocks, air, and water
3. all living things in an area
4. all the nonliving things in an area
Which is an example of an individual?
1. A flock of pigeons.
2. Squirrels in a park.
3. An oak tree in the park.
4. A class of students.
Where do ecosystems get their energy?
1. From plants.
2. From predators.
3. From the air.
4. From the sun.
What do you call an organism that get energy from wastes and dead things?
1. A decomposer.
2. A predator.
3. A consumer.
4. A producer.
What animal group do I belong to? I have scaly skin, I breathe air and have cold blood. I lay eggs.
1. An insect.
2. An amphibian.
3. A reptile.
4. A bird.
What animal group do I belong to? I have warm blood. I breathe air and do not lay eggs. I have fur and females make milk for their young.
1. reptile
2. mammal
3. bird
4. amphibian
What animal group do I belong to? I am cold-blooded and have scales. I can only breathe underwater. I lay eggs and do not live on land.
1. mammal.
2. reptile
3. amphibian
4. fish
What is the word for really big changes in an animal's life cycle?
1. changes.
2. metamorphosis
3. caterpillar
4. transformation
Sun - grass - mouse - snake - hawk:
What is this an example of?
1. A food web
2. A food chain.
3. A food pyramid.
4. A community.
What is a heritable trait?
1. Something about an organism that can be passed on from parents to their young, like hair color.
2. Something that can give energy to organisms.
3. Something that happens to an animal during its life cycle.
4. metamorphosis.
Two black cats with yellow eyes have kittens. The mother cat has a scar on her ear. What might the kittens look like?
1. Black kittens with yellow eyes and a scar on their ears.
2. White kittens with blue eyes and a scar on the ear.
3. Black kittens with a scarred ear.
4. Black kittens with yellow eyes and no scars.
What is the word for an animal sleeping through the winter?
1. migration
2. sleeping
3. hibernation
4. resting
Some birds fly south for the winter. What's the word for that?
1. hibernation
2. migration
3. traveling
4. relocation
What are some reasons that animals migrate?
1. They are afraid of the winter.
2. To find different kinds of habitats.
3. To find food or water, or to escape the cold.
4. Hunters come out in the winter.
A green lizard sits still on a green leaf, making it hard to see. This is called _____________________.
1. hiding
2. heritability
3. survival
4. camouflage
Which is the best example of adaptation to an environment?
1. A dog having a litter of puppies.
2. A wolf eating a deer.
3. A rabbit changing its fur from brown to white when winter comes.
4. A chipmunk hiding from predators.
sun - grass - grasshopper - frog - snake
In this food chain, what is the frog's role?
1. The frog is a predator.
2. The frog is prey.
3. The frog is both predator AND prey.
4. The frog is a decomposer
In the same food chain (sun - grass - grasshopper - frog - snake), what would happen to the frog population if the grass all died?
1. The frog population would decrease
2. The frog population would stay the same.
3. The frog population would increase.
4. The grasshopper population would decrease.