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संबंधित प्रश्न
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
Choose the correct answer:
In ascent of sap water reaches upwards ____________
Differentiate between the following
Permeable and Semi-permeable membrane.
Give Technical Term for the following.
The tissue responsible for the ascent of sap in plants.
A thin strip of epidermal cells of a leaf was observed in a drop of water. They all looked turgid and normal.
(a) Draw a diagram of such a cell.
(b) Draw a diagram of a cell if this strip is transferred to a strong concentrated solution of sugar. What is term used for the effect on the cells ?
Multiple Choice Question:
In soil, water available for absorption by root is ______.
What is the composition of an outer layer of root hair?
Roots of the plants absorb water from the soil through the process of ____________.
Aquatic animals like fish excrete their wastes in gaseous form as ______.
Look at Figure. Draw another figure of the same set-up as would be observed after a few hours.
