Science Chapter 1

What are the building blocks of life?

• Diatoms

• Cells

• Chloroplasts

• Organisms

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What do scientists use to classify organisms?

• Their roots

• Their friends

• Their color

• Their similar traits

Which part of the plant takes in water and nutrients from the soil?

• Stem

• Leaf

• Root

• Flower

A multi-celled animal with a backbone

• invertebrate

• vertebrate

• fungi

• vascular

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An animal whose body temperature stays about the same all the time

• vascular

• warm-blooded

• cold-blooded

• nonvascular

A one celled organism

• microscopic

• bacteria

• fungi

• plant

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A plant that does not have conducting tubes

• vascular

• nonvascular

• vertebrate

• invertebrate

This part of the plant uses sunlight to make food

• flower

• leaf

• roots

• stem

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This part of the plant helps transport water and gives the plant support

• roots

• flower

• stem

• leaf

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Why do amphibians lay their eggs in water when most of them live on land?

• They do not want their eggs to be eaten

• The babies will never kive out of the water

• Their babies are born with gills and need water to breathe

• The babies will jump out of the water when born

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