1st Biochemistry Exam (Alcantara)
Quiz by Ed Alcantara
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Measure skills
from any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
With a free account, teachers can
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
25 questions
Show answers
- Q1Many biosystems require hydrogen bonds. In other words,the hydrogen gives up an electron to another molecule.the electronegative pole of one molecule attracts the electropositive pole of another.hydrogen shares an electron with another molecule.hydrogen shifts between molecules.30s
- Q2Carbon:(a) absorbs energy when it combines with oxygen.(c) releases energy when oxidized.(b) possesses a large amount of free energy in a reduced form.(e) Both (b) and (c) are correct.(d) releases free energy when reduced.30s
- Q3Entropy:(a) is a state function of a system that describes the degree of order.(e) Both (a) and (b) are correct.(d) can neither be created nor destroyed.(c) always decreases in a closed system.(f) Both (a) and (c) are correct.(b) always increases in a closed system.30s
- Q4A solution that has a pH of 5:(f) Both (b) and (d) are correct.(b) has half the hydrogen ion concentration of a solution with a pH of 10.(a) has twice the hydrogen ion concentration of a solution with a pH of 10.(c) is acidic.(d) is basic.(e) Both (a) and (c) are correct.30s
- Q5L and D forms of a molecule:(b) rotate light in different directions.(c) have atoms arranged differently around all carbons.(e) Both (a) and (b) are correct.(d) are identical.(a) are isomers.30s
- Q6Chitin is essential for the call wall of which of the ff microorganisms?EubacteriaArchaebacteriaFungiAnimal30s
- Q7_________________ is the control center of the cell.MitochondriaCell nucleusGolgi apparatusCell wall30s
- Q8The ff are true about eukaryotes, except:With one nucleus.Plant and animals are made up of eukaryotic cells.None of the them.Anucleate30s
- Q9If a substance has a pH of 7 this is known as:NeutralAcidicBasicNone of the above.30s
- Q10The only neutral substance is ____________.H2OHydrogenCarbonNone of the above30s
- Q11The meaning of pH is:Hydrogen peroxidePower of HeliumPhilippinesPower of Hydrogen30s
- Q12If a substance has a pH of more than 7:None of the above.Both acidic and basic.BasicAcidic30s
- Q13Which of the ff is associated with hereditary information?FatsProteinCarbohydratesNucleic acid30s
- Q14According to the Healthline website, One large egg (50 grams) provides 6.3 grams of ___________.ProteinCarbohydratesNone of the aboveNucleic acid30s
- Q15The basic unit of heredity.AlleleAll of the aboveGeneGenetics30s