Biology I #3 Frequently Tested Actual Exam Questions With Correct Answers

BIOLOGY I #3 FREQUENTLY TESTED ACTUAL EXAM
QUESTIONS WITH CORRECT ANSWERS

Question 1.
energy

ANSWER
capacity to do work


Question 2.
ATP

ANSWER
adenosine triphosphate
- "currency" of cellular energy that all cells use


Question 3.
metabolism

ANSWER
entire set of chemical rxns that sustain life


Question 4.
2 things needed for growth & vital functions

ANSWER
1. energy
2. carbon


Question 5.
2 ways of harvesting energy

ANSWER
1. phototroph
2. chemotroph






,Question 6.
phototroph

ANSWER
(plants) captures energy from sunlight


Question 7.
chemotroph

ANSWER
(animals) derives energy from organic molecules


Question 8.
2 sources of carbon

ANSWER
1. autotroph
2. heterotroph


Question 9.
autotroph

ANSWER
(plants) converts inorganic sources into an organic source (ex. carbon dioxide --> glucose)


Question 10.
heterotroph

ANSWER
(animals) obtains carbon from organic molecules synthesized by other organisms


Question 11.
animals such as cats, worms, & butterflies are con sidered...

ANSWER
chemoheterotrophs
-






, Question 12.
catabolism

ANSWER
chemical rxns that BREAK DOWN molec into smaller units
- produces ATP


Question 13.
anabolism

ANSWER
chemical rxns that BUILD molec from smaller units
- utilizes ATP


Question 14.
2 forms of energy

ANSWER
1. kinetic
2. potential


Question 15.
kinetic energy

ANSWER
energy of motion (ex. person running, muscles contracting, movement of molec --> heat, light)