Biology A Exam Review 2016 7pp

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Name_________________________________________________________Date____________Block_______

Biology Exam Review

1

st

_Semester

You MUST have a terms list!

Chapter 1

Terms

hypothesis control observation inference

variable theory data homeostasis

1. What is the goal of science? 3. What is a controlled experiment?

__________________________________________________________________________________________ 6. What is cell specialization?

__________________________________________________________________________________________ __________________________________________________________________________________________ 7. What is homeostasis? Why is it important?

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8. What are the characteristics of living things?

isotope ionic solution nucleic acid

enzyme covalent carbohydrate monosaccharide

compound polar lipid polysaccharide

valence electrons suspension protein

1. Describe the structure of an atom.

__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ When ions lose electrons they become ______________When they gain electrons they become_____________ 2. What is the difference between a covalent and an ionic bond?

__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 3. Describe the structure of water. Why are water molecules polar?

__________________________________________________________________________________________ __________________________________________________________________________________________ 4. What does the pH scale measure?

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7. What is neutral on the pH scale? Give an example.

__________________________________________________________________________________________ __________________________________________________________________________________________

8. The energy needed to get a reaction started is____________________________________________

9. What is the difference between a monosaccharide and a polysaccharide. Give examples of each.

__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________

10. What is the main source of energy for living things?

__________________________________________________________________________________________

12. Write a chemical equation. Circle the reactants and underline the products.

__________________________________________________________________________________________

13. What is a catalyst? How do catalysts work?

__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________

14. What is an enzyme?

__________________________________________________________________________________________ __________________________________________________________________________________________

15. What is activation energy?

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Terms

organelle

facilitated diffusion

equilibrium

eukaryote

active transport

cell organelles

prokaryote

lipid bilayer

1. What is the cell theory?

__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________

2. Why is the nucleus so important to the cell?

__________________________________________________________________________________________ __________________________________________________________________________________________

3. What is an autotroph?

__________________________________________________________________________________________ __________________________________________________________________________________________

4. What is a heterotroph?

__________________________________________________________________________________________ __________________________________________________________________________________________

5. What is the function of mitochondria.

__________________________________________________________________________________________

6. Make a chart that compares and contrasts prokaryotes and eukaryotes.

7. Give an example of a prokaryote. ________________________________________

8. Give an example of a eukaryote. ________________________________________

9. Trace the path of protein in the cell.

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10. What organelles are found in plant cells but not in animal cells?

__________________________________________________________________________________________ __________________________________________________________________________________________

11. What is diffusion?

__________________________________________________________________________________________ __________________________________________________________________________________________

12. What is osmosis?

__________________________________________________________________________________________ __________________________________________________________________________________________

13. List the levels of organization in a multicellular organism from the simplest level to the most

complex level.

__________________________________________________________________________________________ __________________________________________________________________________________________

Ch. 19

Terms

Prokaryote eukaryote eubacteria archaebacteria

Virus capsid

1. What is the structure of a virus? ___________________________________________________________

2. What is the difference between eubacteria and archaebacteria? ____________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 3. Draw and label the structure of a virus. 4. Draw and label the structure of a eubacterium.

5. Describe the differences between prokaryotes and eukaryotes.

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_________________________________________________________________________________________

8. How are bacterial infections treated?

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