Science 7 B Plants unit test

Answer 1

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!