12th Grade Biology Quizzes, Questions & Answers

Spark curiosity and test your child’s 12th grade Biology knowledge with our engaging quizzes! Perfect for practice at home or in the classroom—encourage learning through play and exploration.

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Class Xii MCQ Test- Biomolecules

TIME ALLOTTED: 40 MINUTES NEGATIVE MARKING OF -1 MARKS FOR INCORRECT ANSWERS

Questions: 30 | Attempts: 2704 | Last updated: Feb 21, 2025

Sample Question
The helical structure of protein is stabilized by

Hydrogen bonds

Ether bonds

Peptide bonds

Dipeptide bonds

Metabolism And Enzymes Trivia Questions! Biology Quiz

There are a lot of processes that take place in living things, and these processes take place at a low or increased rate. For metabolism to take place, there have to be some enzymes involved. Take up the quiz below and get to see...

Questions: 30 | Attempts: 1399 | Last updated: Nov 25, 2024

Sample Question
Which of the following describe(s) some aspect of metabolism?

Synthesis of macromolecules

Breakdown of macromolecules

Control of enzyme activity

A and B only

A, B, and C

Chapter 11: Nervous System And Action Potentials

Explore the fundamentals of the nervous system and action potentials in Chapter 11. This quiz covers key topics such as ion concentration, membrane potentials, glial cells, neurotransmitters, and channel states, essential for...

Questions: 15 | Attempts: 1139 | Last updated: Apr 21, 2025

Sample Question
Concerning concentration differences across the plasma membrane (at rest), there is

More K+ and Na+ outside the cell than inside

More K+ and Na+ inside the cell than outside

More K+ outside the cell than inside and more Na+ inside the cell than outside

More K+ inside the cell than outside and more Na+ outside the cell than inside.

Biology 1406 Exam 2

The 'Biology 1406 Exam 2' assesses understanding of cellular processes such as facilitated transport, membrane fluidity, osmosis, and exocytosis. It tests key skills in analyzing how cells interact with their environments and...

Questions: 65 | Attempts: 412 | Last updated: Jan 20, 2023

Sample Question
How is glucose (a large and polar molecule) transported inside the cell passively?

Facilitated transport

Osmosis

Simple diffusion

Active transport

Bio Chapter 10 Quiz

This quiz focuses on bacterial reproduction, specifically binary fission, and explores the structure and function of bacterial cells.

Questions: 44 | Attempts: 376 | Last updated: Mar 21, 2023

Sample Question
Why do bacteria divide?

To spread from host to host.

To replicate themselves.

As a source to find food.

12th Grade Biology Quizzes, Questions & Answers

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