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प्रश्न
Raisins put in water absorb water by the process of _________.
(a) diffusion
(b) osmosis
(c) transpiration
(d) excretion
उत्तर
(b)
Raisins put in water absorbs water by the process of osmosis.
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संबंधित प्रश्न
Raisins are formed by drying grapes. The process that takes place during formation of raisins from grapes is .................... .
(a) Absorption
(b) Osmosis
(c) Diffusion
(d) Dehydration
In human beings the blood goes to the heart in one cycle once.
The percentage of water absorbed by raisins is calculated on dividing …………. by initial weight.
(a) Final weight
(b) Increased weight
(c) Decreased weight
(d) None of the above
Draw a neat labelled diagram of vertical section of the human heart.
______________ artery takes the blood to the lungs for oxygenation.
Write two points of differences between arteries and veins.
Fill in the blank and rewrite the completed statement:
____________ artery takes the blood to the lungs for oxygenation.
