10.2 Plants are producers.

Lesson Vocabulary: photosynthesis, autotroph, celluluar respiration, stimulus

Review:

1. photosynthesis; sugar and starch

2. Light: plants grow toward the light; Touch: peas have tendrils that wrap around nearby objects; Gravity: stems grow up and roots grow down.

3. Some plants produce flowers only in autumn or winter. Shortened hours of daylight cause some trees to become dormant.

4. Sample answers: Rapid life cycle gives plants a better chance to reproduce. Odors protect plants from animals that want to eat them. Plants that grow in poor soil get nutrients from insects.

5. A higher level of auxin on one side of a tendril causes the tendril to bend toward the other side.

Food Production & The Environment

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