The Process of Science and Chemistry of Life

Question 1

Theories like hypotheses are testable and falsifiable (T/F)

Answer 1

True

Question 2

Theories are much more supported with evidence compared to hypotheses (T/F)

Answer 2

True

Question 3

What is the order of the cycle of the Scientific Method

Answer 3

Observation, Hypothesis, Prediction, Testing and Conclusions

Question 4

What do scientific studies need to go through before being published?

Answer 4

Peer Review

Question 5

What is the most important factor in determining designing a good experimental design?

Answer 5

Confounding variables

Question 6

Chemical bonds in which the electrons are shared equally

Answer 6

Non-Polar Bonds

Question 7

Chemical bonds in which the electrons are NOT shared equally

Answer 7

Polar Covalent Bonds

Question 8

Biological molecules with mostly C and H are most likely? (Polar/Non-Polar)

Answer 8

Non-Polar

Question 9

Biological molecules with mostly O or N are most likely? (Polar/Non-Polar)

Answer 9

Polar

Question 10

In biological systems, what type of bonds are the strongest?

Answer 10

Covalent bonds, followed by Ionic, followed by Hydrogen Bonds

Question 11

Type of molecules that dissolve in water easily (“water-loving”)

Answer 11

Hydrophilic molecules

Question 12

Type of molecules that DON’T dissolve in water easily (“water-fearing”)

Answer 12

Hydrophobic molecules

Question 13

Organic molecules usually have a _____ “skeleton” that is modified by adding different _____________ ________.

Answer 13

Carbon; functional groups

Question 14

Acidity is ________ proportional to pH

Answer 14

inversely proportional