BIO 181 Lab Midterm Grand Canyon
University 2024/2025 Exam Questions
and Correct Answers | New Update
What are the five steps in the scientific method? - 🧠ANSWER ✔✔1)
Making observations
2) Formulating a hypothesis
3) designing an experiment to test the hypothesis
4) Presenting and analyzing results
5) Interpreting and communicating results.
What is the function of a carbohydrate? - 🧠ANSWER ✔✔Catalyzing
biochemical reactions
What is the function of a lipid? - 🧠ANSWER ✔✔Serving as a source of fuel
What is the function of a nucleic acid? - 🧠ANSWER ✔✔Storing or
transmitting genetic information
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, What is the principle behind Benedict's test? - 🧠ANSWER ✔✔to detect the
presence of carbohydrates, monosaccharides, and disaccharides contains
reducing sugar. reagent is clear blue
What is the principle behind Lugol's test? - 🧠ANSWER ✔✔Detects the
presence of starch in food samples, black, orange/yellow color
Whats the principle behind Biuret test? - 🧠ANSWER ✔✔Reagent is light
blue, used to determine the presence of proteins in a food sample. Violet
color if tru
What are the factors affecting the rate of diffusion? - 🧠ANSWER ✔✔- Mass
of solute
- temperature of environment
-Solvent density
- distance traveled
- Size (molecular weight) of diffusing particle
-concentration of a particle
- pH and solubility of a diffusing particle
- permeability of a membrane across which a particle diffuses
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
University 2024/2025 Exam Questions
and Correct Answers | New Update
What are the five steps in the scientific method? - 🧠ANSWER ✔✔1)
Making observations
2) Formulating a hypothesis
3) designing an experiment to test the hypothesis
4) Presenting and analyzing results
5) Interpreting and communicating results.
What is the function of a carbohydrate? - 🧠ANSWER ✔✔Catalyzing
biochemical reactions
What is the function of a lipid? - 🧠ANSWER ✔✔Serving as a source of fuel
What is the function of a nucleic acid? - 🧠ANSWER ✔✔Storing or
transmitting genetic information
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, What is the principle behind Benedict's test? - 🧠ANSWER ✔✔to detect the
presence of carbohydrates, monosaccharides, and disaccharides contains
reducing sugar. reagent is clear blue
What is the principle behind Lugol's test? - 🧠ANSWER ✔✔Detects the
presence of starch in food samples, black, orange/yellow color
Whats the principle behind Biuret test? - 🧠ANSWER ✔✔Reagent is light
blue, used to determine the presence of proteins in a food sample. Violet
color if tru
What are the factors affecting the rate of diffusion? - 🧠ANSWER ✔✔- Mass
of solute
- temperature of environment
-Solvent density
- distance traveled
- Size (molecular weight) of diffusing particle
-concentration of a particle
- pH and solubility of a diffusing particle
- permeability of a membrane across which a particle diffuses
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
