Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 36 to 40.

GOING GREEN!

Earth Day is celebrated on April 22nd each year. Events around the world teach people how they can help planet Earth. Over one billion people do something on Earth Day to help the environment. Earth Day was first celebrated in the United States. The holiday went international in 1990. There are many ways you can "Go Green" to help the environment.

PLANT A TREE

Planting trees is a great way to help the environment because they help turn carbon dioxide into oxygen through photosynthesis. Humans need oxygen to breathe. You can also plant a vegetable garden in your yard to provide food for your family.

REUSABLE BAGS

When you go to the store with your parents, encourage them to take reusable shopping bags. This way you will not have to use paper or plastic bags that will just be thrown away.

SAVE ENERGY

There are many ways to save energy around your home. Lowering the thermostat in the winter or raising it in the summer helps conserve energy. Make sure you turn off the television and lights when you leave a room. Watching less TV and playing less video games will also save energy. Go outside and play instead!

CAR POOL OR BIKE

Cars produce a lot of pollution. There are often many empty seats in cars. Pollution can be reduced by carpooling with friends. You can also ride a bike if you are not traveling far to eliminate unnecessary emissions in the air.

RECYCLE

Many products are disposable today, but most can be recycled. Recycling bins are more common than they used to be. Recycle products as often as you can so these products do not end up in a landfill or waterways.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to th...