Welcome to the Quiz!

This quiz contains 11 questions from a mix of 1 subtopics.

Which of the following are plant hormones?

Ethene

Gibberellin 

Adrenaline 

Auxin

Testosterone 

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3

What are auxins?

A specialised cell type 

Plant stem cells

A family of plant hormones

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1

What are three uses of auxins in agriculture and horticulture?

In fertilisers, rooting powders and to promote more, larger, flowers

In weedkillers, rooting powders and to promote growth in tissue culture

In weedkillers, to induce flowering and to promote ripening of fruit

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1

Auxins stimulate cells to grow and divide, so how can they be used as weedkillers?

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2

What is the benefit of selective weedkillers?

They help plants grow 

They kill some plants but not all

They kill all plants they comes into contact with

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1

Which option below is describing dormancy?

Male and female gametes fuse to create new offspring

Seeds begin to develop and grow

Seeds are inactive and do not grow or develop

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1

Which option below is describing the process of germination?

Seeds begin to develop and grow

Male and female gametes fuse to create new offspring

Seeds are inactive and do not grow or develop

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1

Which plant hormone can stimulate a plant to geminate?

Gibberellin

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1

Illustration of three apples with leaves indicating fruit ripening.

Which hormone is responsible for inducing fruit to ripen?

Ethene

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1

Explain how ethene is used in the transport of food. 

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4

Which plant hormone is found in rooting powder?

Ethene

Gibberellin 

Auxin

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1