Third Grade Science

What is Biodiversity?

• it is something important.

• Biodiversity is the term used to describe the many different living things here on Earth.

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Why is biodiversity important for animals and humans?

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The two ends of a magnet are called …………and……………poles.

• North poles and south poles

• North poles and east poles

• Upward poles and downward poles

• Right poles and left poles

The type of magnet shown above is …………………………..

• Horseshoe magnet

• Ball magnet

• Bar magnet

• Spherical magnet

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The two magnets above will ………………………….

• Attract each other

• Repel each other

• Join together

• Move closer to each other

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is a place where a collection of plants and animals live which provides them food and shelter.

• Habitat

• Cell

• Solar system

• Food chain

The planet in the figure above is called ________________

• Jupiter

• Uranus

• Saturn

• Mars

Which class of food helps to build our muscles and grow?

• Proteins

• Fats and oils

• Carbohydrates

• Vitamins

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The food nutrients that help in proper vision belong to which class of food?

• mineral salts

• carbohydrates

• fats and oils

• vitamins

The food items above belong to what class of food?

• Carbohydrates

• Proteins

• Fats and oils

• Vitamins