Water,pH and Macromolecules MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Water,pH and Macromolecules, a fundamental topic in the field of Biochemistry. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Water,pH and Macromolecules MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Water,pH and Macromolecules mcq questions that explore various aspects of Water,pH and Macromolecules problems. Each MCQ is crafted to challenge your understanding of Water,pH and Macromolecules principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Biochemistry tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Water,pH and Macromolecules MCQs are your pathway to success in mastering this essential Biochemistry topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Water,pH and Macromolecules. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Water,pH and Macromolecules knowledge to the test? Let's get started with our carefully curated MCQs!

Water,pH and Macromolecules MCQs | Page 2 of 8

Discover more Topics under Biochemistry

Q11.
The effectiveness or capacity of a buffer solution can be affected by

a.

molar concentration of the buffer components

b.

concentration of the conjugate base to the weak acid

c.

both (a) and (b)

d.

temperature of buffer components

Discuss
Answer: (c).both (a) and (b)
Q12.
Who discovered and described the blood groups (ABO) classification?

a.

Theodor Kocher

b.

Karl Landsteiner

c.

Otto Warburg

d.

Karl Hooper

Discuss
Answer: (b).Karl Landsteiner
Q13.
H₂O and CH₄ are both examples of

a.

molecules

b.

ions

c.

acids

d.

none of these

Discuss
Answer: (a).molecules
Q14.
Hydrogen bonds and hydrophilic interactions are types of

a.

weak chemical bonds that hold together the atoms within a molecule

b.

strong chemical bonds that hold together the atoms within a molecule

c.

weak chemical bonds that link together separate molecules

d.

strong chemical bonds that link together separate molecules

Discuss
Answer: (c).weak chemical bonds that link together separate molecules
Q15.
Which of the following organic groups are found in naturally occuring amino acids?

a.

Guanidinium ion

b.

Indole

c.

Imidazole

d.

All of these

Discuss
Answer: (d).All of these
Q16.
Polyprotic acids such as H₃PO₄, can act as acid-base buffers

a.

only in combination with polyprotic bases

b.

if their concentration is kept low

c.

at pH values around neutrality

d.

at pH values around any of their pKa's

Discuss
Answer: (d).at pH values around any of their pKa's
Q17.
The pH of a solution is determined by

a.

concentration of salt

b.

relative concentration of acids and bases

c.

dielectric constant of the medium

d.

environmental effect

Discuss
Answer: (b).relative concentration of acids and bases
Q18.
The reactions of molecules

a.

are the reactions of the functional groups

b.

are independent of the functional groups

c.

require an enzyme in all cases

d.

all of the above

Discuss
Answer: (a).are the reactions of the functional groups
Q19.
Which of the following indicates that the pK of an acid is numerically equal to the pH of the solution when the molar concentration of the acid and its conjugate base are equal?

a.

Michaelis-Menten equation

b.

Haldanes equation

c.

Henderson-Hasselbalch equation

d.

Hardy-Windberg law

Discuss
Answer: (c).Henderson-Hasselbalch equation
Q20.
Which of the following will easily dissolve in a polar solvent?

a.

gasoline (heptanes & octanes)

b.

methane

c.

argon

d.

sodium chloride

Discuss
Answer: (d).sodium chloride
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