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d. 30 – 35
The physical position and functional role of a species within the community.
c. A zone of transition between two communities
c. by both
Lemon juice and vinegar.
The process of depositing any desired metal on another material by means of electricity is called electroplating.
The ebonite rod acquires negative charge on rubbing with wool.
Light is an invisible energy, which causes in us the sensation of vision.