Chapter – 7 Weather, Climate and Adaptations to Climate Weather: Weather is theday-to-day condition ofthe atmosphere ata place influenced...

Chapter – 16 Water: A Precious Resource Water is essential for all living beings. No onecan imagine lifewithout water. Water exists in...

Chapter – 18 Waste water Story Waste water: Black-brown water whichis rich in lather , mixed withoil that goesdown the drains from skins,...