GCSE Edexcel Biology Investigating plant growth responses: Paul investigated the effect of

Question

Paul investigated the effect of sunlight on the growth of the shoots of four plants.
The shoots were treated in the following way.
Shoot A had no changes made to it.
Shoot B had the tip of the shoot removed.
Shoot C had a black cap placed over the tip.
Shoot D had a clear cap placed over the tip.
The diagram shows the shoots after one week.

(a) (i) Complete the sentence by putting a cross (X) in the box next to your answer.

The growth response shown by shoot A and shoot D is an example of:

A 
negative geotropism

B 
negative phototropism

C 
positive geotropism

D 
positive phototropism

Paul investigated the effect of sunlight on the growth of the shoots of four plants - Edexcel - GCSE Biology - Question 3 - 2016 - Paper 1

Worked Solution & Example Answer:Paul investigated the effect of sunlight on the growth of the shoots of four plants - Edexcel - GCSE Biology - Question 3 - 2016 - Paper 1

(i) Complete the sentence by putting a cross (X) in the box next to your answer.

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