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


Question 2. 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 3. Which hormone controls both phototropism and gravitropism?

Oestrogen.
Adrenaline.
Auxin.
Ethylene.


Question 4. In which side of a plant shoot do the hormones controlling growth collect?

The top side.
The side away from the sun.
The side facing the sun.
The bottom side.


Question 5. In which side of a plant root do the hormones controlling growth collect?

The top side.
The side away from the sun.
The side facing the sun.
The bottom side.


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