Advertisements
Advertisements
प्रश्न
Explain why do vegetables and fruits get damaged during severe frost?
उत्तर
Vegetables and fruits get damaged during severe fruits because the water present in them on freezing expands and burst open the cell walls of cells.
APPEARS IN
संबंधित प्रश्न
Observe the following graph. Considering the change in volume of water as its temperature is raised from 0°C, discuss the difference in the behaviour of water and other substances. What is this behaviour of water called?
Explain the following:
In cold regions in winter, the rocks crack due to anomalous expansion of water.
What do you mean by the anomalous expansion of water?
At what temperature is the density of water is maximum? State its value.
Describe an experiment to show that water has maximum density at 4°C. What important consequences follow this peculiar property of water? Discuss the importance of this phenomenon in nature.
Explain the following
Fishes survive in ponds even when the atmospheric temperature is well below 0°C.
Write the name.
The instrument used to study anomalous behaviour of water.
Name the following diagram appropriately.
