Organic compounds, Enzymes, and Digestion Study Guide

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					Bio-9 Biology--Pratt
      Digestion, Excretion, Enzymes, and Carbon Compounds
                      Test Review Sheet-Bio 9

   50 multiple choice questions mostly 32.2-32.3
   (carbon compounds, organic chemistry, enzymes, digestion system –parts/function,)
   Diagram of digestive system and urinary tract
   Know specific enzymes and their substrates involved in digestion (Table in notes 32.2)
   As always…review from previous chapters


1. What is an organic compound?
2. What is an amino group? What monomer contains this functional group?
3. Label the digestive diagram. List the FUNCTION of EACH organ:

4. What organic compounds is the main source of energy for
    living things?
5. Where does the process of chemical digestion begin?
6. Fats, oils, waxes, and steroids are all
7. The stomach breaks down food into a soft, partially digested
    mixture called _______________
8. The energy to perform actions, as well as the materials from
    which body cells and tissues are made, come from
    ____________
9. Substances that are needed by the body for growth, repair, and
    maintenance are called _________
10.Define Villi and where are they found?
11.What is the function of bile?
12.What organ secretes bile?
13.What organ stores bile?
14.Which passage carries food between the mouth and the stomach?
15.What does mechanical digestion in the stomach involve?
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Bio-9 Biology--Pratt
16.Water is extracted from digested food in the body primarily by the
   _______________________.
17.Food is moved by rhythmic muscular contraction and relaxation called ___________
18.List the organs in order that explain the passage of food through the digestive tract.
19.Where does most of our absorption take place?
20.What is the function of the pancreas?
21.What is the function of the liver?
22.In order for cells of the body to receive nutrients from the food that we eat, digestion must
   be followed by ________________.




23.What are catalysts?
24.Special proteins that speed up the chemical reactions in a cell are called?
25.What are biological catalysts?
26.What do enzymes do? How are the used?
27.Define activation energy?
28.What is a substrate?
29.Know how to read a chemical reaction and identify the reactants and products
30.What substance accelerates the rate of a chemical reaction?
31.What are enzymes made of?
32.What enzyme found in the stomach breaks chemical bonds between amino acids in proteins?
33.Which enzyme is responsible for breaking down proteins in the small intestine?
34.Which enzymes are responsible for breaking down carbohydrates?
35.In biology vocabulary what does “ase” mean?


36.Know the scientific method and be able to identify dependant variables, independent
   variable, control group, hypothesis, and conclusions.
37.Be able to read an experiment and identify the above terms.
38.Review chemical reactions and how to read them.

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