Texas Science Chapter 6: Lesson 5 Conserve Natural Resources

What is conservation?

• The process of planting new trees

• The wise use of limited resources so they don’t run out

• A way to clean up rivers and lakes

• The act of building new homes

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Why is it important to conserve water?

• Rain always replaces water quickly

• Farmers don’t need much water for crops

• Only a certain amount of water is available for use

• Water is not needed by most people

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How can farmers help conserve soil?

• By removing all the plants from their fields

• By building houses on the soil

• By using plant roots to keep the soil in place

• By adding metal to the soil

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What is one way windbreaks help farmers?

• They move water to the crops

• They protect crops and soil from strong winds

• They keep animals away from the fields

• They create more soil for plants to grow

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Why is it important to conserve metals like aluminum and copper?

• Metals grow back quickly after they are used

• Mining metals is expensive and harms the environment

• Metals are not useful for making products

• There is an unlimited supply of metals

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What happened during the Dust Bowl?

• Farmers planted too many trees

• Soil and dust blew away because of strong winds and drought

• Rivers flooded the land, destroying farms

• Crops grew larger than ever before

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What caused the Dust Bowl?

• A. A lack of understanding about soil conservation

• B. Too much rain on the plains

• C. The building of houses and businesses

• D. The use of too many natural resources

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Why are state parks in Texas important?

• A. They provide a place to mine metals

• B. They are homes for wild animals and plants

• C. They are used to grow crops

• D. They are the main source of clean water

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How can we conserve natural areas not touched by humans?

• A. By building houses on the land

• B. By using the land only for farming

• C. By protecting these areas and the wildlife living there

• D. By planting crops and removing wild animals

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What can replace water lost during dry weather?

• A. Planting new crops

• B. Digging for metals

• C. Rainfall

• D. Windbreaks

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