Science at a Distance

Biological Energy

This Bio-Module requires the use of the text book "Exploring Life" by Professor John Blamire.

Quick Check

Answers to this Quiz Biological Energy Topic Guide
Lecture Notes - Part 1 Lecture Notes - Part 2

Read Chapter 7, Biological Energy pages 84 to 94.
Read your lecture notes, and, if necessary, cross check your notes with the "Lecture Notes - a check up".
Read each of the "Quick Questions" below and write down your answer.
When you have finished the test, click on the ANSWERS button and see how well you have done.

Test Number BE-1025

Quick Questions

1) A di-saccharide is a sugar molecule found in a type of Louisiana plant? (True / False)

2) Energy is measured in units called calories? (True / False)

3) Heating water from 19 degrees centigrade to 25 degrees centigrade requires about 14 calories of energy? (True / False)

4) Heating water from 7 degrees centigrade to 9 degrees centigrade requires about 2 calories of energy? (True / False)

5) New energy is created every day in the nuclear fusion furnaces of the sun? (True / False)

6) Food and gasoline are forms of potential energy? (True / False)

7) Heat is a form of potential energy? (True / False)

8) Potential energy is organized energy? (True / False)

9) Heat is organized energy? (True / False)

10) The First Law of Thermodynamics tells us that all natural processes make and destroy energy? (True / False)

11) At the end of all natural processes the amount of entropy is always higher than at the beginning? (True / False)

12) Work is done when disorganized energy is rapidly converted into organized energy? (True / False)

13) Only animals are capable of converting one form of energy into another form of energy? (True / False)

14) All living organisms transform organized energy into disorganized energy? (True / False)

15) The Second Law of Thermodynamics tells us that the amount of organized, usable energy in the universe is steadily decreasing? (True / False)

16) Work is done when a force moves an object through a distance? (True / False)

17) Chemical reactions take place inside cells? (True / False)

18) Exergonic means "energy out"? (True / False)

19) Cells carry out exergonic reactions? (True / False)

20) Inside cells, exergonic reactions require the input of energy? (True / False)

21) Any chemical reaction that joins smaller molecules together to form larger molecules is a synthetic reaction? (True / False)

22) Joining two amino acids together to form a di-peptide is a synthetic reaction? (True / False)

23) Endergonic reactions release energy in the form of heat or kinetic energy? (True / False)

24) Synthetic reactions are endergonic? (True / False)

25) Nonspontaneous reactions require the input of energy from outside the system? (True / False)

Answers to Quick Check Number BE-1025
Lecture Notes - Part 1 Lecture Notes - Part 2 Lecture Notes - Part 3
Biological Energy - Topic Guide Science at a Distance Science Center

Science at a Distance
© 1997, Professor John Blamire