EASY
Lower Secondary Stage 8
IMPORTANT
Earn 100

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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Important Questions on Obtaining Food

EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Investigating photosynthesis in pondweed>Q A5

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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EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 8
What is the function of spongy cell in a leaf?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 9
In which of the cells does most photosynthesis occur?
MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 9
Explain how the palisade cells are adapted for photosynthesis?
MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 10
What gas from the air needs to enter the leaves through a stoma, for photosynthesis?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 11
 Which cell brings the liquid raw material for photosynthesis into a leaf?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 12
Describe how oxygen gets into the air from inside a leaf?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 1 - Obtaining Food>Exercise 4>Q 13
What do we call water when it is a gas?