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Ch. 3 Science review

Lesson 1

Question: To sort or organize living things by their properties is to... p. 85
Answer: classify

Question: Name a way scientists classify plants. p. 86
Answer: reproduction, transport nutrients

Question: Animals can be classified into two groups. Name the two groups. p. 88
Answer: invertebrates, vertebrates

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Lesson 2

Question: What do sepals do? p. 94
Answer: protect the flower bud

Question: The movement of pollen from stamen to the pistil is called... p. 96
Answer: pollination

Question: How can seed dispersal help a plant reproduce? p. 98
Answer: discuss as a class

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Lesson 3

Question: The process in which plants make sugar is called ... p. 102
Answer: photosynthesis

Question: Name a waste product of photosynthesis. p. 102
Answer: oxygen

Question: What is the substance in plants that makes them green and captures sunlight for energy? p. 103
Answer: chlorophyll

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Lesson 4

Question: What is an adaptation? p. 107
Answer: physical feature or behavior that helps an organism survive

Question: Which adaptation would help an animal that eats nectar from flowers? p. 108-109
Answer: wings

Question: How does the bee like appearance of the bee orchid flower help it? p. 111
Answer: It attracts insects to pollinate the flower.

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Lesson 5/6

Question: What is an instinct? p. 120
Answer: an inherited behavior

Question: What type of characteristic helps an animal compete? p. 117
Answer: an advantage

Question: What is a stimulus? p. 119
Answer: Something that causes a reaction in a living thing.

Question: How does the instinct of migrating help geese survive? p. 120-121
Answer: discuss

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