Question

Beetroot is an example of a bioindicator. Which one of the following is a correct advantage of bioindicators?

1.Bioindicators are naturally occurring and are found in organisms such as plants.

2.Bioindicators produce a spectrum of colours, which can be used to determine how acidic or alkaline a solution is.


3.Bioindicators can be used to tell us the pH of a solution.

Answer 1

Answer:

(1) and (2)

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Answer 2

1 is correct I I think so

Explanation:

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