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WorksheetsUnit 4 Science Review
Total questions: 18
Worksheet time: 46mins
The place in a forest where a bear lives is called its __________.
consumer
environment
food chain
habitat
producer
Everything that surrounds a living thing is its __________.
consumer
environment
food chain
habitat
producer
Because an oak tree can make its own food, it is a(n) ________.
consumer
environment
food chain
habitat
producer
Producers and consumers are connected in a(n) ________.
consumer
environment
food chain
habitat
producer
A deer eats other living things, so it is a(n) ________.
consumer
environment
food chain
habitat
producer
Kristina draws a sketch of a desert in her notebook. She includes lizards, cacti, spiders, owls, rocks, and soil. Which would make the best title for Kristina's sketch?
A Desert Community
A Desert Ecosystem
A Desert Population
A Desert Habitat
Sara visited a pond near her house. It had ducks, two kinds of fish, and two kinds of plants. How many different populations can be seen in this habitat?
1
2
3
5
Animals live in a certain habitat depending on their traits and how they live. In which habitat do you think this animal lives?
a desert
a grassland
a rainforest
a river
The weather report says that some parts of the country should expect heavy rainfall for the next two weeks. How might this affect the environment?
A drought will speed up the process of erosion.
a drought will cause some plants to die
Flooding will provide shelter to more animals.
Flooding will cause some animals to have to move away.
Mya wants to start a vegetable garden in her yard. While she was choosing a location, a neighbor told her to check the soil for earthworms before she started planting. Why would the neighbor suggest this?
Earthworms cause disease and could harm plants.
Earthworms are producers and give nutrients to the garden plants.
Earthworms are consumers and will eat the seeds before they can sprout
Earthworms are decomposers and add nutrients to the soil by breaking down dead organisms.
Pablo is studying how animals and plants depend on each other. He set up a terrarium like this one. What would be most likely to happen if he removed all of the plants from the terrarium?
The insects would reproduce faster.
The insect population would stay the same.
The insects would not get enough food to eat and would die.
The insects would grow bigger because there would be more room in the tank.
Court goes to the beach for vacation. He takes a picture that looks like the one above. What is happening to the beach?
Water is eroding it.
Water is soaking it.
Wind is eroding it.
Wind is drying it.
Ecosystems are made up of different parts that are related. Which statement below best tells how plants and animals are related?
Plants give off carbon dioxide that animals breathe in.
Plants give off oxygen that animals breathe in.
Plants decompose the dead bodies of animals.
Plants take in air and give off water for animals.
A scientist studies a group of zebras that all live together in the same area. She records information about when they migrate. What part of an ecosystem is the scientist studying?
community
environment
habitat
population
Shana is starting an environmental club at her school. Which activities listed below is a way that students can reduce air pollution?
carpool with friends or walk to school
recycle cans and bottles
leave lights on during the day
use plastic bags instead of paper bags.
Anthony is making a model of a food chain. He wants to show how energy travels through a food chain. Which sequence correctly shows how energy moves among these four organisms?
grass--> rabbit--> fox--> jaguar
grass--> fox-->rabbit-->jaguar
jaguar-->grass-->rabbit-->fox
fox --> jaguar --> grass --> rabbit
Select all the nonliving items seen in this picture.
Furniture
House
Tree
Grass
Select all the living items you seen in the picture above.
Human
House
Trees
Grass
