Chemistry
Which of the following is common in combustion and respiration ?
- oxygen
- release of heat and light
- natural process
- nitrogen.
Related Questions
Fuels which do not leave any residue on burning are:
- coal and wood
- coal and LPG
- wood and CNG
- LPG and CNG.
Respiration :
- is a slow process
- is a natural and continuous process
- takes place at body temperature
- all of the above
Which of the gas present in air is required for the synthesis of proteins in plants ?
- Oxygen
- Nitrogen
- Ozone
- Carbon dioxide
Which component of air controls the climatic conditions?
- Inert gases
- Oxygen
- Water vapour
- Nitrogen