Silent valley is situated in
Kashmir
Kerala
Africa
America
- An area of soil is thoroughly wetted and allowed to drain until capillary movement of water is stopped.…
- Radiation is a health hazard as it causes
- Hie sequence blue green algae > crustose lichens » foliose lichens > mosses » shrubs » dicotyledonous…
- Which of the following functions performed by forests help most in controlling drought
- Biologists celebrate 5th June as
- A pollutant is any substance, chemical or other factor that changes
- One of these is a renewable source of energy:
- Soil particles arranged in order of increasing size are
- Humus is an example of
- First link in any food chain is green plant because
- When young plants are grazed too heavily they get killed because
- Biosphere is:
- Hydrilla is a
- Commensalism is
- Correct definition of ecosystem is :
- Which of the following is normally not at atmospheric pollutant
- The source of energy in the ecosystem is:
- Smog is a common pollutant in places having
- Carbon cycle includes
- Hie earliest settlers on barren lands are generally
- Laterization is a process which results in the
- Competition for food, light and space is most severe in
- The nitrifying bacteria which oxidise nitrite to nitrates include
- What is the major constituent of biomass of an organism
- The least porous soil among the following is
- . Biome is
- Plankton, Nekton and Itenthon are not the components of one of the following ecosystems:
- The biggest herbarium of India is
- A habitat of long severe winters and growing season limited to a few months of summer constitutes
- Autumn colouration of leaves appears only in