Gemma Young and Mark Levesley Solutions for Exercise 3: Investigating photosynthesis in pondweed

Author:Gemma Young & Mark Levesley

Gemma Young Science Solutions for Exercise - Gemma Young and Mark Levesley Solutions for Exercise 3: Investigating photosynthesis in pondweed

Attempt the free practice questions from Exercise 3: Investigating photosynthesis in pondweed with hints and solutions to strengthen your understanding. Cambridge Lower Secondary Science Stage 8 : Student's book solutions are prepared by Experienced Embibe Experts.

Questions from Gemma Young and Mark Levesley Solutions for Exercise 3: Investigating photosynthesis in pondweed with Hints & Solutions

EASY
Lower Secondary Stage 8
IMPORTANT

The diagram shows how to collect the gas from pondweed plan a way of showing that the gas is Oxygen and not carbon dioxide.

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EASY
Lower Secondary Stage 8
IMPORTANT

Make a prediction and explain why oxygen evolves during the process of photosynthesis and not carbon dioxide.

EASY
Lower Secondary Stage 8
IMPORTANT

Explain, why do you need a lamp while doing the laboratory experiment by below showed setup, which proves the evolution of oxygen gas during the process of photosynthesis?

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EASY
Lower Secondary Stage 8
IMPORTANT

Why do we use a glass funnel in the experiment and not a white plastic one, in the experiment that proves that oxygen is evolved during the process of photosynthesis as shown below?

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EASY
Lower Secondary Stage 8
IMPORTANT

How would you stay safe while doing the experiment that shows that oxygen is evolved during the process of photosynthesis using the following setup?

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