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Grade 11 Quizzes, Questions & Answers

Recent Grade 11 Quizzes

Mid Blastula Transition Quiz: Zygotic Genome Activation

Questions: 20 | Attempts: 10 | Last updated: Mar 6, 2026

Sample Question
What is the defining characteristic of holoblastic cleavage in an embryo?

The cleavage furrows pass completely through the entire egg

Only a small portion of the egg divides

The egg does not divide at all

The egg dissolves into the yolk

Holoblastic vs Meroblastic Quiz: Patterns of Division

Questions: 20 | Attempts: 11 | Last updated: Mar 6, 2026

Sample Question
What is the defining characteristic of holoblastic cleavage in an embryo?

The cleavage furrows pass completely through the entire egg

Only a small portion of the egg divides

The egg does not divide at all

The egg dissolves into the yolk

Advanced Polarization Concepts Quiz

Questions: 20 | Attempts: 11 | Last updated: Mar 6, 2026

Sample Question
Linear polarization means the electric field vector: ____

Rotates at constant rate always

Oscillates in one fixed plane

Is always zero

Points along the direction of travel

Checkpoint Inhibitors Quiz: Releasing the Immune Brakes

Questions: 20 | Attempts: 18 | Last updated: Mar 6, 2026

Sample Question
What are immune checkpoints naturally designed to do in a healthy human body?

Prevent the immune system from attacking healthy "self" cells

Accelerate the production of red blood cells

Directly digest bacterial cell walls

Create a physical barrier on the skin

Cancer Immune Evasion Quiz: How Tumors Hide

Questions: 20 | Attempts: 11 | Last updated: Mar 6, 2026

Sample Question
Which of the following describes the "downregulation of MHC class I" as a method of tumor survival?

The tumor stops displaying surface markers so cytotoxic T cells cannot find it

The tumor produces extra MHC markers to confuse the immune system

The tumor turns its MHC markers into red blood cells

The tumor uses MHC markers to eat white blood cells

The tumor makes MHC markers move to the brain

Linear and Circular Polarization Quiz

Questions: 20 | Attempts: 10 | Last updated: Mar 6, 2026

Sample Question
Linear polarization means the electric field vector: ____

Rotates at constant rate always

Oscillates in one fixed plane

Is always zero

Points along the direction of travel

Graft Versus Host Disease Quiz: When the Graft Attacks

Questions: 20 | Attempts: 10 | Last updated: Mar 6, 2026

Sample Question
What is the fundamental biological cause of graft-versus-host disease (gvhd)?

The donor's immune cells attack the recipient's healthy tissues

The recipient's immune cells attack the newly transplanted organ

The donor organ is too small for the recipient's body

The recipient has a bacterial infection in the bone marrow

The donor organ turns into a virus after surgery

Transplant Rejection Quiz: T Cell Attack Mechanisms

Questions: 20 | Attempts: 23 | Last updated: Mar 6, 2026

Sample Question
What is the fundamental cause of a biological attack on a donor organ, as explored in this transplant rejection quiz?

The immune system identifies the donor's mhc markers as foreign

The donor organ is too large for the recipient

The donor organ lacks a blood supply

The recipient has a high fever before surgery

The donor organ is made of different proteins than muscle

Progressive Era Review Quiz

Questions: 25 | Attempts: 14 | Last updated: Mar 6, 2026

Sample Question
What was the main goal of the Progressive movement?

To promote industrialization

To address social issues and injustices

To expand U.S. territories

To increase immigration

Dispersion, Apparent Depth, and Optical Reasoning

Questions: 20 | Attempts: 12 | Last updated: Mar 6, 2026

Sample Question
Dispersion occurs because refractive index depends on:

Mass of the object

Wavelength (colour) of light

Time of day

Loudness

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