Review Science Unit 1

1. Review Science Unit 1 Cells and Animal Classification

2. Name each numbered cell part.

3. 2. The structure the arrow is pointing to • A makes food for the cell • B removes waste • C controls substances moving into and out of the cell • D provides energy

4. 3. What is the role of the nucleus in a plant or animal cell? A controls what enters and leaves the cell B stores nutrients for the cell C produces food for the cell D controls the activities of the cell

5. 4. The __________ of a cell is like a leader, directing and telling the different parts of the cell what to do. A. chloroplast B. cytoplasm C. cell wall D. nucleus

6. 5. What surrounds an animal cell? A cell wall B cytoplasm C nucleus D cell membrane

7. 6. This picture shows an animal cell. Name the part labeled #3. A. cell membrane B. nucleus C. cell wall D. chloroplast

8. 7. What structures are found in both plant and animal cells? A nucleus and chloroplast B cell wall and cell membrane C nucleus and cell membrane D cell wall and chloroplast

9. 8. Which of the following plant cell parts gives the plant support and is not part of animal cells? A. chloroplasts B. cytoplasm C. cell membrane D. cell wall

10. 9. Plant and animal cells have some similarities as well as differences. What is one thing that plant and animal cells have in common? A. cell wall B. chlorophyll C. nucleus D. chloroplasts

11. 10. Which cell part is used for storage? A. vacuole B. nucleus C. cell membrane D. lysosome

12. 11. The cell shown below does not have a cell wall. What type of cell is it? A. a plant cell B. an animal cell

13. 12. Why can't animal cells produce food from the sun? A. An animal cell does not contain chlorophyll. B. An animal cell does not have a cell wall. C. An animal cell does not contain cytoplasm. D. An animal cell does not have a nucleus.

14. 13. Which cell is a plant cell?

15. 14. In biology class, Felip was looking at plant and animal cells through a microscope. How could he tell which cell is a plant cell and which cell is an animal cell? A. Organelles are only in plant cells. B. Nuclei are only in animal cells. C. Mitochondria are only in animal cells. D. Cell walls are only in plant cells.

16. 15. Why is a microscope needed to view cells? A. to separate cells from each other B. to make cells look bigger than they are C. to make cells look smaller than they are D. to hold the cells still so they can be seen

17. 16. Which group of animals has the MOST similar type of body coverings? A. humans, dogs, horses B. owls, beetles, chickens C. grasshoppers, bats, worms D. snails, whales, sunfish

18. 17. The frog, toad, and salamander are grouped together because they share all of the following characteristics EXCEPT A. being cold-blooded. B. having scales. C. laying eggs. D. reproducing in water.

19. 18. Organisms with a body covering of feathers are classified as A. birds. B. fish. C. insects. D. mammals.

20. 19. Which of the following is NOT a mammal? A. a cow B. a dog C. a duck D. a zebra

21. 20. Which is NOT a characteristic of organisms in the animal kingdom? A. They use sunlight to produce their own food. B. They are made up of many different cells. C. They have the ability to move. D. They have cell membranes.

22. 21. Several scientists observe an animal with hair and wings. This animal is a A. bat. B. bird. C. butterfly. D. flying squirrel.

23. 22 What do vertebrates have that invertebrates do not have? A brain B backbone C stomach D heart