Unit 4 Science Study Guide

A factory spills poisonous water into the lake near a habitat. What is the most likely effect on the animal population that lives there?

• The population will decrease because there will be less clean water for drinking

• The population will decrease because there will be more plants living in the water

• The population will increase because the water will be hotter

• The population will increase because of the new chemicals in the water

Tyler turns off the water in between washing a cup and a plate. Which action is he taking to help plants and animals?

• polluting

• Reducing

• Recycling

• Reusing

Which is the best example of saving water to protect the environment?

• Leave the water running in the shower until the next person is ready

• Only water the front yard when it rains

• Wash your dishes in cold water, rather than warm water

• Turn off the sink water in between two people washing their hands

How do the plants BEST help to conserve natural resources?

• The plant helps to keep the ocean waves from reaching the land

• The plant helps to keep turtles from laying eggs on the beach

• The plants help keep the sand on the shore

• The plant helps to keep animals out of the water

The picture shows bottles, chip bags and other garbage in a pond. Which question can be answered using the picture?

• How many fish live in the pond?

• What animals eat garbage?

• What temperature is the pond water?

• How do humans cause water pollution?

A factory is built near a river. A scientist wonders if the factory is causing bad chemicals to leak into the river. Which question would BEST help the scientist to know?

• Is there a decrease in plants and animals in the habitat?

• Are the animals eating different plants in the river?

• Has there been an increase in rainfall?

• Has the temperature been warmer in the area?

What question could Taylor use as the title of her notes?

• What are the causes of water pollution?

• What are the effects of water pollution?

• What are the causes of land pollution?

• What are the effects of land pollution?

Which is NOT a way that conserving resources helps all species?

• Stop destroying animals habitats

• More resources are available

• Stop littering in animal environments

• More littering in animals habitats

Which of the following would MOST LIKELY cause a decrease of clean water?

• A factory with harmful chemicals that spill onto the soil

• A coke bottle thrown out of a truck window

• A chip bag that blows into the ocean water

• A t-shirt that is put into the landfill

Is Jamison right? Why or why not?

• Yes, because a reusable cup would fit more juice

• Yes, because a reusable cup would conserve more resources

• No, because the recycled bottle would fit more juice

• No, because the recycled bottle would conserve more resources