1. The Cell

2. 1. Which of the following is not a characteristic of life?
Reproduction
Homeostasis
Sensitivity
Transport

3. 2.
Which of the following is an example of how organisms maintain homeostasis?
A damaged skin cell dividing into two newer skin cells.
A human shiver in cold weather.
A crow learning to retrieve a food reward in a laboratory experiment.
Finches in the Galapagos developing different types of beaks.

4. 3.
A runner eats a large pasta dinner the night before a big race. In this example, which characteristic of life is the runner using to help her win the race?
Digestion
Homeostasis
Sensitivity
Metabolism

5. 4. How are life processes different from characteristics of life?
Life processes are specific actions that help organisms maintain characteristics of life.
Characteristics of life are the specific actions that help organisms maintain life processes.
Only organisms that show characteristics of life carry out life processes.
Life process and characteristics are exactly the same.

6. 1.
A(n) _____ is a group of different tissues that work together to perform a certain function.
Organ system
Organ
Cell
Organelle

7. 2.
Your heart functions because of tissues like cardiac muscle, blood and connective tissues. At which level of organization is your heart?
An organ system
An organ
A cell
An organelle

8. 3.
The central nervous system (CNS) consists of the brain and spinal cord. What is the CNS an example of?
Organ system
Organ
Cell
Organelle

9. 4. Which of the following is listed from least to most complex?
Organ, organism, cells
Cells, tissues, organism, organ system
Cells, organ, organism
Tissues, organism, organ

10. 5. Which of the following is an example of a tissue? Chloroplast
Stomach
Human
Bicep

11. 1. Which of the following is true about the mitochondrion of a cell?
It has only one membrane.
It has no membrane.
It is circular.
It is where cellular respiration occurs.

12. 2. Which structure is found in both plant and animal cells? Cell wall
Mitochondria
Chloroplast
Chlorphyll

13. 3. What are structures that support and give shape to plant cells?
Microbodies
Golgi apparatus
Nucleus
Cell walls

14. 4. Which of the following is part of the cell theory?
All cells are eukaryotic.
All cells are prokaryotic.
All cells have nuclei.
All cells come from other cells.

15. 5. Where is the hereditary information in a eukaryotic cell stored?
Cytoplasm
Nucleus
Centrioles
Lyososme

16. 1.
The movement of substances into and out of a cell without the use of energy is called
Active transport
Passive transport
Exocytosis
endocytosis

17. 2.
What is the movement of water across a semi-permeable membrane from an area of high water concentration to an area of low water concentration called?
Active transport
Diffusion
Osmosis
Hypertonic

18. 3.
A cell placed in a solution shrinks by the process of osmosis. What kind of solution is outside the cell?
Hypotonic
Hypertonic
Active
Isotonic

19. 4.
If the solution surrounding a cell has a lower concentration of solutes than inside the cell, water will move into the cell through osmosis, causing it to expand. What kind of solution is surrounding the cell?
Active
Passive
Hypertonic
Hypotonic

20. 1. A _______ is a type of cell that has a true nucleus. Prokaryote
Eukaryote
Bacterium
Virus

21. 2. Which cellular component is surrounded by a membrane? Chloroplast
Ribosome
Cell wall
Osmosis

22. 3.
What are two structures that are found in plant cells that are not found in animal cells?
Mitochondria and ribosomes
Cell wall and plastids
Cell membrane and centrioles
Nucleolus and endoplasmic reticulum

23. 4.
More water goes in through a cell membrane than out of it. What type of solution is around the membrane?
Isotonic
Hypotonic
Permeable
Hypertonic

24. 5. Which organelle makes proteins? Plastid Ribosome Nucleolus
Mitochondrion

25. 6.
Amoebas obtain food by wrapping the cell membrane around the food particle, creating a vesicle. The food is then brought into the cell. What is this process called?
Exocytosis
Endocytosis
Osmosis
Photosynthesis

26. 7.
A cell has an internal solute concentration of 11.4 g/mL. It is placed in a solution of 12 g/mL. What will happen to the cell?
It will swell.
It will shrink.
It will remain the same.
It will become dehydrated.

27. 8. Which two organelles have opposite functions?
Chloroplast and mitochondria
Cell wall and cell membrane
Chloroplast and cytoplasm
Nucleus and cell membrane

28. 9.
A type of cell has several compartments surrounded by membranes. What type of cell must it be?
Prokaryotic
Semi selective
Eukaryotic
Bacterial

29. 10.
What type of molecule below most likely passes directly through the cell membrane?
Large glucose molecules
Charged potassium ions
Small water molecules
Large protein molecules

30. 11. Which cell part functions to store cellular information? Vacuole
Ribosome
Nucleus
Cell membrane

31. 12. In order to be classified as living an organism must have
A heart and lungs.
The ability to nourish itself, grow and reproduce.
The ability to photosynthesize and to eliminate waste products.
A true nucleus and nuclear membrane.

32. 13.
When you perspire on a hot, humid day, drinking water will restore ____.
Substances
Oxygen
Homeostasis
Proteins

33. 14. The ability of the cell to rid itself of waste products is called
Excretion
Elimination
Voiding
Absorption

34. 15.
The water saving thick skin of a cactus is a(n) _____ characteristic.
Reproductive
Sensitive
Metabolic
Adaptive