Define an ecosystem
A system which comprises the physical enviroment and the organisms living therein.
To which one of the following type of vegetation does rubber belong to?
Tundra
Tidal
Himalayan
Tropical evergreen
Which one of the following states is the Simlipal Bio-reserve located?
Punjab
Delhi
Orissa
West Bengal
Which one of the following bio-reserves of India is not included in the world network of bio-reserve?
Manas
Gulf of Mannar
Dihang- Dibang
Nanda Devi
Cinchona trees are found in the areas of rainfall more than
100 cm
70 cm
50 cm
Less than 50 cm