Ecosystem Test - 3

Temperate or tepid latitudes of the globe lie between the tropics and the polar regions. Deciduous forests are found here.

Lotic refers to fresh flowing water.

The tropical evergreen forests usually occur in areas receiving more than 200 cm of rainfall and having a temperature of 15 to 30°C. The leaves of forest trees have adapted to cope with exceptionally high rainfall. Leaves of many tropical rain forests have a drip tip. These drip tips enable rain drops to run off quickly. Plants need to shed water to avoid growth of fungus and bacteria in the warm, wet tropical rain forests.

The limnetic zone is the well-lit, open surface waters in a lake, away from the shore.

The collection of minute or microscopic organisms that inhabit the surface layer of a body of water

Potamogeton is a genus of aquatic, mostly freshwater, plants of the family Potamogetonaceae. It is a submerged aquatic plant which is always found just below the surface of water.

It is a greenhouse gas produced by paddy fields.

It is the movement of any of the natural circulation pathways of the essential elements of living matter.

It is an oxygen carrier and a hemoprotein found in the nitrogen-fixing root nodules of leguminous plants.

Fusion of male and female gametes in plants, called as fertilization. It does not require sunlight.