Water- A precious resource: Water- A precious resource
Slide 2: Our question is : Where do plants go when they die?
OUR ANSWER: OUR ANSWER When plants die they fall. Its tissues are decomposed into simple compounds. They are decomposed by microbes present in the soil. The decaying plant matter is called HUMUS
As humus decomposes, plant residues are converted into usable form. These are stored in the soil, and are taken up by living plants as food.: As humus decomposes, plant residues are converted into usable form. These are stored in the soil, and are taken up by living plants as food.
Slide 5: PICTURE GALLERY
Slide 6: Now we are going to case study on Ganga river
Case study on pollution in Ganga river: Case study on pollution in Ganga river The Ganges is a river in India which historically has been of high religious and cultural significance and in modern times has been known for being very polluted. An estimated 2,000,000 people ritually bathe daily in the river, which is considered holy by the Hindus. In the Hindu religion it is said to flow from the hair of Shiva. The spiritual and religious significance is greater than any other river on the planet. While the Ganges may be considered holy, there are some problems associated with the ecology. It is filled with chemical wastes, sewage and even human and animal remains which carry major health risks by either direct bathing in the dirty, or by drinking .
Slide 8: PICTURE GALLERY
Made by: Lubna Fathima Nadia Natasha : Made by: Lubna Fathima Nadia Natasha