Asked by Staraporeon

Science 7 B Plants unit test

Answers

Answered by GPT-4o mini
Sure! If you’re preparing for a 7th-grade science unit test on plants, I can help you with some sample questions and key concepts you might want to study. Here are some categories of questions that could be relevant:

### Sample Questions:

#### Multiple Choice:
1. **What is the process by which plants make their own food using sunlight?**
a) Respiration
b) Photosynthesis
c) Transpiration
d) Germination

2. **Which part of the plant is responsible for absorbing water and nutrients?**
a) Stem
b) Leaf
c) Root
d) Flower

3. **Which of the following is NOT a type of plant tissue?**
a) Xylem
b) Phloem
c) Dermal
d) Nervous

4. **What is the main function of the stomata in leaves?**
a) To support the plant structure
b) To exchange gases
c) To store water
d) To anchor the plant

#### True or False:
5. **True or False: All plants reproduce sexually by producing seeds.**

6. **True or False: Angiosperms are plants that produce flowers.**

#### Short Answer:
7. **Describe the role of chlorophyll in photosynthesis.**

8. **List the three main parts of a flower and their functions.**

#### Fill in the Blanks:
9. **In the process of photosynthesis, plants take in __________ and release __________.**

10. **The male reproductive part of a flower is called the __________.**

### Key Concepts to Study:

1. **Photosynthesis:** Understand the process, equation (6CO₂ + 6H₂O + light energy → C₆H₁₂O₆ + 6O₂), and the role of chlorophyll.

2. **Plant Structures:** Know the functions of roots, stems, leaves, flowers, and fruits.

3. **Plant Classification:** Be familiar with the differences between angiosperms (flowering plants) and gymnosperms (non-flowering plants).

4. **Reproduction in Plants:** Study both sexual reproduction (seeds, pollination) and asexual reproduction (cuttings, runners).

5. **Plant Processes:** Learn about transpiration, respiration, and nutrient uptake.

6. **Plant Adaptations:** Recognize how plants adapt to their environments, such as xerophytes in deserts.

7. **Life Cycle of Plants:** Understand the stages of a plant life cycle from seed germination to maturity.

### Tips for Test Preparation:
- Review your notes and textbook sections on plants.
- Use flashcards to memorize key terms and definitions.
- Participate in group study sessions to quiz each other.
- Take practice tests if available.

If you have specific topics you want to focus on or need more examples, let me know! Good luck on your test!

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