Chapter 1: Classification

What do you call a characteristic that enables an organism to survive and reproduce in its environment?

• Adaptation
• Symbiosis
• Instinct
• Mutation

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The part of Earth that can support living things is called?

• Lithosphere
• Atmosphere
• Hydrosphere
• Biosphere

True or False

Scientists have discovered and named nearly all living things on Earth.

• Maybe

• True
• False

True or False

Members of the same species share exactly the same characteristics.

• Maybe

• True
• False

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What do you call single-celled organisms that do not have a nucleus?

• Fungi
• Viruses
• Bacteria

• Eukaryotes

Earth's organisms are divided into six main groups called?

• kingdoms
• class
• phylum
• species

Bacteria that live where most other organisms cannot live belong to what kingdom?

• Archaebacteria

• Protista
• Fungi
• Bacteria

To which kingdom do algae and amoebas belong?

• Protist

• Animalia
• Fungi
• Plantae

Which kingdom includes organisms that have many cells and eat other organisms or their remains?

• Protists

• Fungi
• Plant

• Animal

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How many kingdoms do scientists recognize?

• 3

• 8

• 4

• 6