Life Science Review

1. Life Science Review

2. Insects such as butterflies and ants are invertebrates known as • a. arthropods • b. sea urchins • c. snails • d. worms

3. Which of these plants do you eat the stem of? • a. lettuce • b. celery • c. carrot • d. spinach

4. To survive and grow, a plant needs air, water, and • a. salt • b. wind • c. sand • d. sunlight

5. What is the next thing that happens after a seed is planted in soil? • a. It becomes an adult plant. • b. It sprouts and becomes a seedling. • c. It produces flowers. • d. It grows into a sapling.

6. What are the materials in food that animals need to live? • a. cells • b. nutrients • c. ecosystems • d. omnivore

7. Where does this organism get its energy? • a. soil • b. air • c. Sun • d. animals

8. Which of the following animals is best adapted for living in a cold climate? • a. • b. • c. • d.

9. What is one way in which animals can obtain energy? • a. from the Sun • b. by breathing • c. by eating plants • d. by creating cells

10. Carrots and turnips that we eat are the __________ of plants.

11. vertebrate nutrients invertebrate veinsadaptation offspring fruit tadpoleroots Word Bank

12. An animal that has a backbone is a/an __________. • After a frog hatches from its egg, it is a/an __________.

13. Substances that plants need to grow and survive are called __________. • Tubes that carry food through a plant’s leaves are its __________.

14. An animal without a backbone is a/an __________. • The living things that are made when an animal reproduces are __________.

15. The part of the plant that contains seeds is the __________. • A behavior or body part that helps an organism survive in its environment is a/an __________.

16. Use the picture of the butterfly life cycle to answer the questions. Use the words pupa, chrysalis, and larva for your answers. • The __________ hatches from the egg. • The caterpillar becomes a __________. • An adult butterfly comes out of the __________.

17. Match each type of animal to its characteristics. • a. fish • b. reptile • c. bird • d. mammal QUESTION • 1. _____has fur and produces milk for its young • 2. _____has scales and breathes with gills • 3. _____has feathers and lays eggs • 4. _____has scales and breathes with lungs

18. # QUESTION 5. _____stem 6. _____leaves 7. _____roots

19. A B C • #QUESTION • 8. _____reptile • 9. _____mammal • 10. _____amphibian

20. Why do most living things look very similar to their parents?

21. What are the four main stages of an animal’s life cycle? • 1. ___________________________ • 2. ___________________________ • 3.___________________________ • 4.___________________________

22. Infer This animal has a very long neck and long legs. What can you tell about what the animal eats from those two characteristics?

23. Draw Conclusions How might a woody stem help a plant survive?