Cells DO NOW PacketName_______________________________________________________ HR _____

A plant cell and an animal cell are shown below.

1. ________Which conclusion can be made from these diagrams?

(1) Plant and animal cells interact to make new organisms.

(2) Plant and animal cells are similar in the way they grow and divide.

(3) Animal cells require oxygen to release the energy stored in food while plant cells do not.

(4) Nerve cells are present in plant and animal cells.

2. ________ To provide energy for the work that cells do, all cells need

(1) chloroplasts

(2) nutrients

(3) atmospheric nitrogen

(4) carbon dioxide

The diagram below shows a microscopic view of a one-celled organism. Four cell structures are labeled.

3. ________Which statement about the labeled structures is correct?

(1) They normally can be seen without magnification.

(2) They can survive outside the cell.

(3) They help carry on life activities within the cell.

(4) They cause disease within the cell.

4. The table below provides some information about common plant cell structures and their functions. In the table, there are three blank spaces. Fill in the three blank spaces by writing the name of the plant cell structure that performs the function described. [3]

Use the diagram below to answer questions 5 and 6.

5. _____ Which structure does the arrow point to in the eukaryotic cell?

A cytoplasm

B lysosome

C nucleus

D ribosome

6. _____ Which feature does a typical prokaryotic cell have that is missing from some eukaryotic cells, like the one above?

A cytoplasm C cell membrane

B DNA D cell wall

7. Select three of the structures labeled in the diagram key (on the last page). List these structures in the table below. For each structure selected, state its function in the cell. [3]

8. Cells are to tissues as tissues are to

(1) microbes (3) systems

(2) organs (4) bacteria

9. ________Tissue is composed of a group of

(1) similar cells working together

(2) different organs working together

(3) organ systems working together

(4) nuclei in a cell working together

10. ________Which sequence lists the levels of organization in the human body from simplest to most complex?

(1) organ system -> tissue -> cell -> organ

(2) tissue -> cell -> organ -> organ system

(3) organ -> organ system -> tissue -> cell

(4) cell -> tissue -> organ -> organ system

11. ________ The structures found in a living cell can be compared to the parts of a factory that produces cars. Which part of the factory is most similar to the nucleus of a living cell?

(1) a conveyor belt that transports materials

(2) a storage bin that holds the pieces needed to assemble a car

(3) the computer room that controls the assembly process

(4) the generator that provides energy for the factory

Base your answers to 12 through 14 on the diagrams and key below and on your knowledge of science. The diagrams show two cells and some of their structures.

12. List two structures that are found in both plant and animal cells.

__________________________________ and

__________________________________

13. What structure shown is the site of photosynthesis?

__________________________________

14. What structure contains the genetic information? ____________________________________

15. _____ This diagram shows a mitochondrion. Which life process is associated with the mitochondrion?

(1) digestion (3) respiration

(2) reproduction (4) photosynthesis

16. ________What occurs in the mitochondria?

(1) osmosis (2) diffusion

(3) photosynthesis (4) respiration

17. ________Plants do not need skeletons because plant cells have a

(1) chloroplast (2) cell wall (3) cell membrane (4) vacuole

18. ________ Only plant cells have a(n)

(1) cell membrane (2) nucleus (3) endoplasmic reticulum (4) chloroplast

19. ________All cells have a

(1) cell membrane (2) lysosome (3) chloroplast (4) vacuole

20. Why is a microscope used to study cells? ___________________________________

________________________________________________________________________

21. ________ A student observed a cell under the microscope. The student identified the cell as a plant cell and not an animal cell because of the presence of

(1) a cell membrane

(2) ribosomes

(3) a cell wall

(4) a nucleus

22. Which structure provides support for a plant cell?

(1) a cell membrane

(2) ribosomes

(3) a cell wall

(4) a nucleus

23. ________ A cell with small vacuoles is probably a(n)

(1) animal cell

(2) bacteria cell

(3) plant cell

(4) virus

24. ______Which sequence represents the correct levels of organization for multicellular organisms?

(1) cell → tissue → organ → organ system

(2) tissue → organ → cell → organ system

(3) organ system → organ → cell → tissue

(4) cell → organ → tissue → organ system

25. _____ In which part of a plant cell does photosynthesis occur?

(1) nucleus (3) cell membrane

(2) chloroplast (4) cell wall

The diagram below shows a life process taking place within a cell.

26. _____Which life process is shown?

(1) reproduction (3) respiration

(2) digestion (4) locomotion

27. Base your answers to the two following questions on the diagram of a cell below and on your knowledge of science. Some of the cell structures are labeled.

Which two structures are found in plant cells, but not in animal cells? [2]

(1) ______________________________________

(2) ______________________________________

28. Base your answers to the following question on the diagram below and on your knowledge of science. The diagram shows a cell with some basic cell structures labeled.

Identify two structures labeled in the diagram, other than the large vacuole, that indicate this cell is a plant cell. [1]

(1) ______________________________________

(2) ______________________________________

29. Complete the chart below by filling in the correct structure.