Advertisements
Advertisements
प्रश्न
State the importance of the solubility of CO2 and O2 in water.
एका वाक्यात उत्तर
Advertisements
उत्तर
- Fish extracts the oxygen from the water and expels water through the gills. Fish can survive in water only through the dissolved oxygen present in water.
- Aquatic plants make use of dissolved carbon dioxide for photosynthesis.
- Carbon dioxide dissolved in water reacts with limestone to form calcium bicarbonate.
- Marine organisms such as snails, oysters, etc., extract calcium carbonate from calcium bicarbonate to build their shells.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Which property of water enables it to modify the climate?
What is the effect of impurities present in the water on the melting point and boiling point of water?
Define
Henry's law
Explain why:
Fused CaCl2 or conc. H2SO4 is used in a desiccator.
What do you understand by permanent hardness?
Give a balanced equation for the following conversion:
Calcium sulphate in permanent hard water to calcium carbonate using sodium carbonate.
Define ‘eutrophication’.
Match Column I with Column II
| Column I | Column II | ||
| (a) | Ground water | (i) | Solid form of water |
| (b) | Bawri | (ii) | Wastage of water |
| (c) | Snow | (iii) | Water management |
| (d) | Drip irrigation | (iv) | Small water |
| (e) | Leaking taps | (v) | Water table |
A jumbled word is given here. Write the correct form of the word.
CHARREGE
From where do the following usually get water? In which form is water present in them?
Animals
