BSC 1005 VALENCIA TEST 1: CH 1-3 QUESTIONS AND
ANSWERS
What name is given to the following reaction?glycerol + 3 fatty acids → triglyceride + 3
water molecules - Answers - dehydration reaction
Sugar dissolves when stirred into water. The sugar is the ________, the water is the
________, and the sweetened water is the ________. - Answers - Solute, solvent,
solution
Which of the following is lowest in unsaturated fats? - Answers - beef
Table sugar is ________. - Answers - sucrose, a disaccharide
Which of these results would you predict to occur if climate change results in increased
warming global temperatures? - Answers - The tree line (at which it is too cold for trees
to grow) moves toward the north and south poles.
Which of the following is an acid? - Answers - HCl
In the following reaction, galactose is a ______.galactose + glucose → lactose + water -
Answers - monomer
The following molecule is best described as a(n) ________.CH3-CH2-CH2-CH2 -
Answers - Organic Compound
Relative to a pH of 6, a pH of 4 has a ________. - Answers - 100 times higher H+
concentration
The way Earth moves about the sun is most like ________. - Answers - an electron
moving around the nucleus of an atom
The branch of biology that explains both the diversity and the unity of life is ______. -
Answers - evolution
How can radiation be controlled and safely used in medicine? - Answers - Apply
radiation to specific parts of the body at controlled doses.
More than half of all known species are ________ - Answers - insects
Which of the following are the proper components of the scientific method? - Answers -
observation, question, hypothesis, prediction, experiment, results, conclusion
ANSWERS
What name is given to the following reaction?glycerol + 3 fatty acids → triglyceride + 3
water molecules - Answers - dehydration reaction
Sugar dissolves when stirred into water. The sugar is the ________, the water is the
________, and the sweetened water is the ________. - Answers - Solute, solvent,
solution
Which of the following is lowest in unsaturated fats? - Answers - beef
Table sugar is ________. - Answers - sucrose, a disaccharide
Which of these results would you predict to occur if climate change results in increased
warming global temperatures? - Answers - The tree line (at which it is too cold for trees
to grow) moves toward the north and south poles.
Which of the following is an acid? - Answers - HCl
In the following reaction, galactose is a ______.galactose + glucose → lactose + water -
Answers - monomer
The following molecule is best described as a(n) ________.CH3-CH2-CH2-CH2 -
Answers - Organic Compound
Relative to a pH of 6, a pH of 4 has a ________. - Answers - 100 times higher H+
concentration
The way Earth moves about the sun is most like ________. - Answers - an electron
moving around the nucleus of an atom
The branch of biology that explains both the diversity and the unity of life is ______. -
Answers - evolution
How can radiation be controlled and safely used in medicine? - Answers - Apply
radiation to specific parts of the body at controlled doses.
More than half of all known species are ________ - Answers - insects
Which of the following are the proper components of the scientific method? - Answers -
observation, question, hypothesis, prediction, experiment, results, conclusion
