In a particular climatic condition, which components of detritus determines its
a. slower decomposition
b. quicker decomposition ?Solution in Tamil

Certain data related to number of individuals of two ecosystems are given below.

a. Construct the ecological pyramids of two ecosystems.
b. Name the type of ecosystem I and II.
c. What will be the nature of pyramid of energy in these two ecosystems ?

The graph shown below relates the mean net primary productivity of certain biomes. Analyse it and answer the following.
a. What do you mean by Net Primary Productivity ?
b. How does the mean primary productivity of aquatic biome differ from that of a tropical rain forest ? Why ?

Which one of the following has the largest population in a food chain ?

In the Pie charts (a) and (b) drawn below to show the global animal diversity, which groups of animals would you name and write on the areas shaded black in (a) and (b). In which kind of habitat would you find these groups of animals?

a. Invertebrates b. Vertebrates

Evolve a strategy for conserving water in your area.

In a particular climatic condition, decomposition rate is slower if:

Decomposition rate is slow if detritus is rich in

In a particular climatic condition, decomposition rate is slower if detritus is

Select the correct statement(s) (A) The factors affecting decomposition are chemical nature of detritus and the climatic factors (B) If detritus is rich in lignin, and chitin decomposition is very fast (C ) Decomposition is very slow, if the detritus is rich in nitrogen (D) Detritus is the raw material for decomposition

The rate of decomposition of detritus is accelerated

The raw material for decomposition, the detritus includes

In a particular climatic condition, decomposition rate is slower if 

the rate of decomposition increases if detritus is rich in

the rate of decomposition increases if detritus is rich in

Select the correct statement(s)
(A) The factors affecting decomposition are chemical nature of detritus and the climatic factors
(B) If detritus is rich in lignin, and chitin decomposition is very fast
(C ) Decomposition is very slow, if the detritus is rich in nitrogen
(D) Detritus is the raw material for decomposition