Characteristics & Classification of Living Things 2022

You walked towards a squirrel. It runs away and climbs up a tree. Which of the following characteristics of life best describes this behavior?

• Growth and Development

• Response to Stimuli

• Reproduction

• Use of energy

A hummingbird drinks nectar from flowers. Which of the following characteristics of life best describes this behavior?

• Growth and Development

• Response to Stimuli

• Reproduction

• Use of energy

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What characteristics do all living organisms share?

• They respond to stimuli

• They make their own food

• They breathe through lungs

• They reproduce with two parents

A tadpole changing into a frog is an example of which of the following characteristics of life?

• Asexual Reproduction

• Sexual reproduction

• Responding to stimuli

• Growth and development

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Which of these organisms is a heterotroph?

• Pine tree

• Butterfly

• Tomato plant

• Grass

In what ways are all living things on Earth alike?

• All living things have hair

• All living things reproduce sexually

• All living things are endothermic

• All living things obtain and use resources for energy

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Which choice describes a stimulus?

• Any action or behavior performed by the organism

• The process whereby an organism becomes larger

• The process in which energy is released from food in most organisms

• Any change in an organism’s surroundings that will cause the organism to react.

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Which is a question a scientist might ask to classify an organism into the correct kingdom?

• Can the organism breed with similar organism?

• Does the organism have one cell or many cells?

• Does the organism have a backbone?

• Are there other organisms that are the same?

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Organisms are classified into kingdoms based on two characteristics. One is the number of cells in their bodies. What is the other characteristic?

• Whether they can move

• Whether they can reproduce

• Whether they can make food

• Whether they can keep their temperature steady

The scientific name of the Asian elephant is Elephas maximus. What does this name show about this organism’s classification?

• The genus is Elephas

• The family is maximus

• The phylum is Elephas

• The kingdom is maximus