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

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


Question 2. Which of the following do plants not grow towards?

Gravity.
Water.
Sound.
Light.


Question 3. Why do plants grow towards the light?

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


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

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


Question 5. Phototropism is growth towards what?

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


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