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Class 10 · Biology · Absorption by Roots
The movement of water through a semipermeable membrane from a dilute to a concentrated solution is:
1 markEasyMCQ
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11 questions
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Class 10 · Biology · Absorption by Roots
What happens to a plant cell when it is placed in a hypertonic solution?
3 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
Describe the structure of a root hair and state how it is adapted for absorption.
3 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
What is root pressure and what part does it play in the ascent of sap?
3 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
Distinguish between active and passive absorption of mineral salts by roots.
2 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
Define osmosis and state how it differs from diffusion.
2 marksEasyShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
A plant cell placed in a strong sugar solution will:
1 markMediumMCQ
- Answer available
Class 10 · Biology · Absorption by Roots
Describe an experiment to demonstrate osmosis using a potato osmoscope.
3 marksMediumStructured
- Answer available
Class 10 · Biology · Absorption by Roots
Distinguish between endosmosis and exosmosis, and give one example of each.
3 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
Define turgor pressure and wall pressure, and state the importance of turgidity to a plant.
3 marksMediumShort answer
- Answer available
Class 10 · Biology · Absorption by Roots
Define osmosis.
2 marksEasyShort answer