BIO 101 Exam #1 BIOD 101 Module 2, Module 3,
Module 4, Module 5, module 6 & BIOD 101 Mega
Final Exam Q&A Portage Learning (Compilation of
Comprehensive Exam Sets) Ultimate Guide for Yr.
2026/2027
BIO 101 / BIOD 101 Complete Exam Bundle Modules 2-6 & Mega Final Exam |
Portage Learning | 2026/2027 Updated
About This Study Guide
This comprehensive compilation covers **BIO 101 / BIOD 101** at Portage
Learning, including **Modules 2, 3, 4, 5, 6** and the **Mega Final Exam**. All
questions are verified with detailed rationales, organized by module for easy study.
MODULE 2: CHEMISTRY OF LIFE & BIOLOGICAL MOLECULES
Q1. What are the four major macromolecules found in living organisms?
A) Proteins, carbohydrates, lipids, and nucleic acids
B) Proteins, sugars, fats, and vitamins
1
,C) Carbohydrates, lipids, nucleic acids, and minerals
D) Proteins, nucleic acids, vitamins, and water
☑ Correct Answer: A
RATIONALE: The four major macromolecules essential for life are proteins,
carbohydrates, lipids, and nucleic acids. Each plays critical roles in cellular
structure and function .
Q2. Which of the following is NOT a function of proteins in the body?
A) Enzymatic catalysis
B) Energy storage
C) Structural support
D) Transport of molecules
☑ Correct Answer: B
RATIONALE: Energy storage is primarily a function of carbohydrates and lipids.
Proteins function as enzymes, structural components, transporters, and signaling
molecules .
2
,Q3. The monomer of a nucleic acid is called a:
A) Amino acid
B) Monosaccharide
C) Nucleotide
D) Fatty acid
☑ Correct Answer: C
RATIONALE: Nucleotides are the monomers of nucleic acids (DNA and RNA).
Each nucleotide consists of a phosphate group, a sugar, and a nitrogenous base .
Q4. Which type of bond links amino acids together in a protein?
A) Hydrogen bond
B) Ionic bond
C) Peptide bond
3
, D) Disulfide bond
☑ Correct Answer: C
RATIONALE: Amino acids are linked together by peptide bonds, which form
between the carboxyl group of one amino acid and the amino group of another
during dehydration synthesis .
Q5. Which of the following is an example of a monosaccharide?
A) Sucrose
B) Lactose
C) Glucose
D) Starch
☑ Correct Answer: C
RATIONALE: Glucose is a monosaccharide (simple sugar). Sucrose and lactose
are disaccharides; starch is a polysaccharide .
4
Module 4, Module 5, module 6 & BIOD 101 Mega
Final Exam Q&A Portage Learning (Compilation of
Comprehensive Exam Sets) Ultimate Guide for Yr.
2026/2027
BIO 101 / BIOD 101 Complete Exam Bundle Modules 2-6 & Mega Final Exam |
Portage Learning | 2026/2027 Updated
About This Study Guide
This comprehensive compilation covers **BIO 101 / BIOD 101** at Portage
Learning, including **Modules 2, 3, 4, 5, 6** and the **Mega Final Exam**. All
questions are verified with detailed rationales, organized by module for easy study.
MODULE 2: CHEMISTRY OF LIFE & BIOLOGICAL MOLECULES
Q1. What are the four major macromolecules found in living organisms?
A) Proteins, carbohydrates, lipids, and nucleic acids
B) Proteins, sugars, fats, and vitamins
1
,C) Carbohydrates, lipids, nucleic acids, and minerals
D) Proteins, nucleic acids, vitamins, and water
☑ Correct Answer: A
RATIONALE: The four major macromolecules essential for life are proteins,
carbohydrates, lipids, and nucleic acids. Each plays critical roles in cellular
structure and function .
Q2. Which of the following is NOT a function of proteins in the body?
A) Enzymatic catalysis
B) Energy storage
C) Structural support
D) Transport of molecules
☑ Correct Answer: B
RATIONALE: Energy storage is primarily a function of carbohydrates and lipids.
Proteins function as enzymes, structural components, transporters, and signaling
molecules .
2
,Q3. The monomer of a nucleic acid is called a:
A) Amino acid
B) Monosaccharide
C) Nucleotide
D) Fatty acid
☑ Correct Answer: C
RATIONALE: Nucleotides are the monomers of nucleic acids (DNA and RNA).
Each nucleotide consists of a phosphate group, a sugar, and a nitrogenous base .
Q4. Which type of bond links amino acids together in a protein?
A) Hydrogen bond
B) Ionic bond
C) Peptide bond
3
, D) Disulfide bond
☑ Correct Answer: C
RATIONALE: Amino acids are linked together by peptide bonds, which form
between the carboxyl group of one amino acid and the amino group of another
during dehydration synthesis .
Q5. Which of the following is an example of a monosaccharide?
A) Sucrose
B) Lactose
C) Glucose
D) Starch
☑ Correct Answer: C
RATIONALE: Glucose is a monosaccharide (simple sugar). Sucrose and lactose
are disaccharides; starch is a polysaccharide .
4
