Skip to content
Menu
All Notes
Ask
Practice
Course
MCQ
Flashcard
Audio
eBooks
Start studying
AP Biology Notes
AS Level Biology Notes
A Level Biology Notes
O Level Biology Notes
IB Biology Notes
AQA GCSE Biology
IGCSE Biology Notes
Video
Ask AI
Login
MCQ Categories
AP Biology MCQ
Biological Macromolecules
Elements of Life
Biochemistry MCQ
Cell Biology MCQ
Genetics MCQ
MCQ on Epistasis
Microbiology MCQ
Most Probable Number (MPN) Test
Neuroscience MCQ
121
Which hormone plays a key role in water reabsorption in humans?
A:
Insulin
B:
Aldosterone
C:
Antidiuretic hormone (ADH)
D:
Thyroxine
122
What is osmoregulation?
A:
Balancing oxygen levels
B:
Maintaining water and salt balance
C:
Regulating blood pressure
D:
Controlling glucose levels
123
How do cells communicate with each other?
A:
Through diffusion
B:
Via cell junctions
C:
By cell division
D:
Through osmosis
124
What is the primary role of the nucleus in a cell?
A:
Energy production
B:
Storage of genetic information
C:
Protein synthesis
D:
Waste removal
125
Which component is found in plant cells but not in animal cells?
A:
Cell membrane
B:
Mitochondria
C:
Chloroplasts
D:
Ribosomes
126
What is the function of lysosomes?
A:
Photosynthesis
B:
Digestion of waste
C:
Energy production
D:
Cell division
127
Which structure is responsible for packaging and distributing proteins?
A:
Endoplasmic reticulum
B:
Golgi apparatus
C:
Lysosome
D:
Cell wall
128
What is the function of ribosomes?
A:
Energy production
B:
Protein synthesis
C:
DNA replication
D:
Lipid synthesis
129
Which type of cell lacks a nucleus?
A:
Eukaryotic cell
B:
Prokaryotic cell
C:
Stem cell
D:
Muscle cell
130
What organelle is known as the powerhouse of the cell?
A:
Ribosome
B:
Golgi apparatus
C:
Mitochondria
D:
Lysosome
« Previous
1
…
11
12
13
14
15
…
43
Next »
Create Quiz
Quiz Leaderboard
1st
Debabrata
Score: 100%
Questions: 20
2nd
Debabrata
Score: 100%
Questions: 20
3rd
Debabrata
Score: 100%
Questions: 20
4th
Sourav
Score: 90%
Questions: 20
5th
Priyanka
Score: 90%
Questions: 10
6th
Nischal
Score: 90%
Questions: 10
7th
Vesnce
Score: 45%
Questions: 20
8th
Hector
Score: 40%
Questions: 10
9th
Hykss
Score: 20%
Questions: 10
How leaderboard works
Click "Create Mock Test" to start a quiz.
Select categories and the number of questions, then click "Submit" to begin.
After completing the quiz, enter your name and email, then click "Submit" to view your score.
Your score is shown as a percentage (e.g., 5 correct out of 10 is 50%).
The leaderboard displays your name, score percentage, and total questions answered.
Click here to Create Mock Test
⚠️
Click on your ad blocker icon in your browser's toolbar
Select "Pause" or "Disable" for this website
Refresh the page if it doesn't automatically reload
Continue to Site
Search for: