1. Final 1 Practice Test

2. Question #1
The diffusion of oxygen and carbon dioxide through a cell membrane is an example of
a) active transport
b) passive transport
c) facilitated diffusion
d) osmosis

3. Question #2 The major role of the immune system is to
a) produce pathogens
b) destroy phagocytes
c) destroy pathogens
d) destroy antibodies

4. Question #3 The primary function of decomposers is
a) digesting inorganic compounds
b) digesting organic compounds
c) nitrogen fixation
d) making proteins

5. Question #4 Glycerol and fatty acids are building blocks for
a) carbohydrates
b) proteins
c) nucleic acids
d) lipids

6. Question #5 Prokaryotes have cells with a) no cell division
b) no nuclei
c) no cell membranes
d) no cell walls

7. Question #6 A zygote begins to develop just after a) fertilization
b) gastrulation
c) differentiation
d) determination

8. Question #7 Which of the following is NOT true of enzymes?
a) They speed up chemical reactions
b) They increase activation energy
c) They are denatured by heat and pH changes
d) They are found in plants and animals

9. Question #8
Which contains the greatest number of different types of organisms?
a) genus
b) family
c) phylum
d) class

10. Question #9 In cell respiration, glucose turns into a) water
b) carbon dioxide
c) oxygen
d) glycogen

11. Question #10
If an animal cell is placed in pure water, osmosis will cause it to
a) remain the same
b) grow
c) shrink

12. Question #11
Which of the following is NOT an end product of human digestion?
a) amino acids
b) fatty acids
c) glycerol
d) proteins
e) glucose

13. Question #12
Animal cells are different from plant cells because animals have
a) mitochondria
b) ribosomes
c) chloroplasts
d) centrioles
e) cell membrane

14. Question #13 The Golgi apparatus functions to a) package materials
b) transport materials
c) support and protect the cell
d) aid in reproduction

15. Question #14 Blood is filtered through which system? a) circulatory
b) digestive
c) excretory
d) respiratory

16. Question #15 Glucose is made during a) Krebs cycle b) digestion
c) Calvin cycle
d) nitrogen cycle

17. Question #16
Which of the following does NOT require energy? Write in all that apply. a) moving from high to low concentrations b) removing waste from cell c) passive transport d) facilitated diffusion

18. Question #17
Which of the following is the least complex? a) plants b) animals c) bacteria d) viruses

19. Question #18
Which of the following systems sends nutrients to cells? a) circulatory b) digestive c) excretory d) respiratory

20. Question #19
Which of the following is NOT required for photosynthesis? a) carbon dioxide b) water c) light energy d) oxygen

21. Question #20
Which of the following do NOT store energy? Write in all that apply. a) carbohydrates b) proteins c) lipids d) nucleic acids

22. Question #21
An experiment was conducted to see where bacteria grow the most. A sample from a doorknob, toilet seat, and kitchen sink were obtained. After one week, the number of bacteria colonies were counted.
What is the dependent variable?
What is the independent variable?

23. Question #22
What is the significance of homologous structures?

24. Question #23
Name all the products of Krebs cycle.

25. Question #24
What happens to an enzyme when it denatures?

26. Question #25
Humoral immunity targets antigens in the ___________.

27. Question #26
During which stage of development does the animal have a recognizable shape?

28. Question #27
Where do all cells come from?

29. Question #28
Name two characteristics that all types of passive transport share.

30. Question #29
A cell with 65% salt is placed in a 75% salt solution. What type of solution is it?

31. Question #30
What do animals use carbohydrates for?

32. Answers B C D A
11. D 12. D 13. A 14. C 15. C 16. A, C, D 17. D 18. A 19. D 20. B, D

33. Answers
21. DV: # of bacteria colonies IV: location tested (doorknob, toilet seat, kitchen sink) 22. Show ancestry 23. CO2, ATP, NADH, FADH2 24. Changes shape 25. Blood

34. Answers
26. Morphogenesis 27. pre-existing cells 28. No ATP, down the gradient (high  low), moves small and medium molecules 29. Hypertonic 30. energy