MEDIUM
Lower Secondary Stage 8
IMPORTANT
Earn 100

Explain how root hairs help cells to absorb substances quickly. 

Important Questions on Respiration and Circulation

MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 24>Q 4

What apparatus has magnified the cells in the given figure?

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MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 24>Q 5
Make a labelled diagram of a root hair cell, showing all its parts. 
MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 25>Q 6
How are xylem cells adapted to their function?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 26>Q 7
How is water lost from a plant?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 26>Q 8
What happens in transpiration?
MEDIUM
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Investigating water transport in stems>Q A1
What variables affect how far water moves in a stem at a certain time?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 28>Q 9
What substances do phloem tissue transport?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 2 - Respiration and Circulation>Exercise 28>Q 9
What does xylem transport?