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Final revision sheet Quarter 1 Grade 2 1. What helps an animal take in oxygen from water? fins gills lungs 2. What helps an animal take in oxygen from air? ears gills lungs 3. What is a reptile? an animal with feathers an animal with hair or fur an animal with dry skin covered with scales 4. Which animal has feathers and wings? an amphibian a bird C - a fish 5. Which term describes the changes an animal goes through as it grows? animal cycle life cycle water cycle 6. What does an animal do when it reproduces? It has young. It hatches from an egg. It changes during its life. 7. Compare fish and amphibians. How are they alike? Both lay their eggs in water. Both live on land and water. Both have fur to keep them warm. 8. Which animal would stay warmest in a cold environment? 9. What are nutrients? seeds that grow into new plants substances that help plants grow fruits that grow on flowering plants 10. All living things must have certain things to live and grow. What is the term for these things? basic needs environment products 11. Tasha has two plants. She waters Plant A every day. She does not water Plant B. What will happen to Plant B? Plant B will die. Plant B will grow faster than Plant A. Plant B will grow larger than Plant A. 12. How are the needs of plants and animals alike? Both need lungs to breathe. Both need air and water to survive. Both need sunlight to make their own food. 13. Andrea plants a bean seed and keeps it in a warm, light environment. She plants another bean seed and keeps it in a cold, dark environment. Which seed will most likely grow better? Both bean seeds will grow the same way. The bean seed in the cold, dark environment will grow better. The bean seed in the warm, light environment will grow better. 14. Jamal observes these two plants. He knows the plants are the same kind of plant. He knows the seeds they grew from were planted on the same day. He infers that Plant 2 received more warmth, air, and water than Plant 1. Why does he infer this? Plant 2 grew in the same way as Plant 1. Plant 2 is taller and has more leaves than Plant 1. Plant 2 is shorter and has fewer leaves than Plant 1. 1. Tell what happens during each stage of the life cycle of a butterfly. Use this picture to help you. __________________________________________________ __________________________________________________