Advertisements
Advertisements
प्रश्न
Fill in the blank
Green plants need ________________to prepare food.
Advertisements
उत्तर
Green plants need CO2 water and light to prepare food.
APPEARS IN
संबंधित प्रश्न
Classify Carbon dioxide. Also give a balanced equation to prepare it.
Give two examples of modern fuels.
Give a reason why nitrogen is filled in food packets and not oxygen.
State the utility of oxygen for respiration in plants
Of the total volume of air – 4/5th is nitrogen. State the utility or consequence of this ratio.
______ gas is given to the patients having breathing problems.
Aerated water contains
Match the following:
| 1. | More industrial cities | a. | dust particles |
| 2. | Coastal areas | b. | Humidity |
| 3. | Rainy season | c. | Carbon dioxide |
| 4. | Windy places | d. | water vapour |
______ is used as a substitute for compressed air in tyres.
Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles were formed all around inside the bottle. Help Garima to know why it so happened?
