Snapquiz - Tropism and Plant Hormones

This is the Snapquiz on Tropism and Plant Hormones. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. Which of the following is true?

Hormones increase cell growth in shoots and increase cell growth in roots.
Hormones reduce cell growth in shoots and increase cell growth in roots.
Hormones reduce cell growth in shoots and reduce cell growth in roots.
Hormones increase cell growth in shoots and reduce cell growth in roots.


Question 2. Gravitropism is growth towards what?

A heat source.
Up.
A light source.
Down.


Question 3. Phototropism is growth towards what?

A water source.
Down.
Up.
A light source.


Question 4. What effect do hormones have on the growth of shoots?

The cells increase in width.
The cells elongate.
The cells slow their growth.
The cells recede.


Question 5. Why do plants grow towards the light?

Hormones cause leaves to pull the plant towards the light.
Hormones cause the side of the plant in the light to get shorter.
Hormones cause shoots to bend.
Hormones cause cell elongation on the shaded side of shoots.


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