An example of natural indicator is ____

Write any one of the natural indicators.

Turmeric paper is a natural indicator, along with turmeric indicator paper, we can also prepare other natural indicators mentioned in the table below. Carry on tests and record your observations on the given table.

Identify the correct set of natural indicators.

Collect different flowers and prepare their natural indicators with the help of filter paper.

Which of the following is/are true about indicators ? (i) Hibiscus and turmeric papers are examples for natural indicators (ii) Phenolpthalein and Methyl orange are examples for Synthetic indicators (iii) Indicators show different colours in acidic and basic solutions (iv) These tell us whether a substance is acidic or basic

Test the nature of lemon juice and milk sample with the help of natural indicators prepared from different flowers. Explain their nature.

Name some algae.

Which one is a natural indicator?

Name some bacteria.