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Plant Hormones Quizzes, Questions & Answers

All Grades

Top Trending Plant Hormones Quizzes

Reaching New Heights: Gibberellins Function

This quiz covers gibberellins and their functions in plants, featuring 20 questions designed for students in Grade 11. You will explore key concepts like plant growth, seed germination, and how gibberellins influence these...

Questions: 20 | Attempts: 19 | Last updated: Mar 8, 2026

Sample Question
What is the primary role of gibberellins in a developing plant stem?

Promoting cell elongation and division

Stopping the plant from growing too tall

Turning the stem into a flower

Protecting the stem from insects

Creating sugar through photosynthesis

The Ripening Signal: Ethylene Hormone Explained

This quiz contains 20 questions about ethylene, a plant hormone that plays a key role in fruit ripening and other growth processes. You'll explore how ethylene affects plants, why it's important for agriculture, and its impact on...

Questions: 20 | Attempts: 14 | Last updated: Mar 8, 2026

Sample Question
Unlike most other plant hormones, what is the physical state of ethylene at room temperature?

A gas

A liquid

A solid

A plasma

A crystal

The Stress Signal: Abscisic Acid Function

This quiz contains 20 questions about the function of abscisic acid, a crucial plant hormone involved in stress responses. You will explore concepts like drought tolerance, seed dormancy, and the regulation of stomatal closure....

Questions: 20 | Attempts: 14 | Last updated: Mar 8, 2026

Sample Question
What is the primary role of Abscisic Acid (ABA) during a period of severe drought?

Stimulating stomatal closure to conserve water

Increasing the rate of photosynthesis

Promoting the growth of large leaves

Speeding up the flowering process

Encouraging the intake of CO2

Chasing the Sun: Auxins in Plants Explained

This quiz features 20 questions about auxins, the plant hormones that help control growth and response to light. Understanding auxins is essential for grasping how plants develop and adapt to their environment. You will explore...

Questions: 20 | Attempts: 12 | Last updated: Mar 8, 2026

Sample Question
What is the primary function of auxin in the stem of a plant?

Promoting cell elongation

Stopping leaf growth

Speeding up flower death

Transporting water to leaves

Creating oxygen for the roots

The Fountain of Youth: Cytokinins in Plants

This quiz features 20 questions about cytokinins in plants, designed for students in Grade 11. You'll explore how these plant hormones influence growth, cell division, and the aging process in plants. Understanding cytokinins is...

Questions: 20 | Attempts: 11 | Last updated: Mar 8, 2026

Sample Question
What is the primary cellular process stimulated by the presence of cytokinins?

Cytokinesis (cell division)

Photolysis of water

Glycolysis

DNA denaturation

Apoptosis

Plant Hormones Quizzes, Questions & Answers

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