Skip to main content

Back to the full dot-point answer

SingaporeCombined ScienceQuick questions

Biology: Plants and Nutrition

Quick questions on Photosynthesis and leaf structure: N(A)-Level Combined Science Biology

1short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is testing a leaf for starch?
Show answer
A leaf can be tested for starch to show it has photosynthesised. After removing the green colour, iodine solution is added: it turns blue-black if starch is present, and stays orange-brown if it is not.

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All Combined ScienceQ&A pages