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Subjects
Science State Board
Class 10
Transportation in plants & Circulation in animals
Transportation in plants
9.
Transport of water in plants
Exercise condition:
4
m.
Choose the best ones:
(Note: There may be more than one correct answer)
1.
Which of these correctly defines root pressure?
It is a pressure created inside phloem to pull water
It is a pressure created inside xylem to pull more water
It is a pressure created inside xylem due to active transport of water and minerals
It is a pressure created inside phloem due to passive transport of water and minerals
2.
Which of these is a cohesive force?
Attraction between water molecules and xylem vessel
Attraction between water molecules
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