No. of questions -20
Time - 10 min
1.
Each tropical level has a certain mass of living material at a particular time called as the
2.
The standing crop is measured as the
3.
Producers in an aquatic ecosystem
4.
Which one of the following is called as “farmer’s friend”?
5.
________ break down detritus into smaller particles
6.
Plant capture only ______ of the PAR and this amount of energy sustains the entire living world
7.
In ecosystem, GFC stands for
8.
The green plant in the ecosystem are called
9.
Generally, primary consumers will be
11.
Bacteria and fungal enzymes degrade detritus into simpler inorganic substances. This process is called as
12.
_______ favours decompositions
13.
Humification leads to accumulation of a dark coloured amorphous substance called _______
14.
The process of breaks down complex organic matter into inorganic substances is called as
16.
Primary productivity depends on
17.
Decomposition rate is slower if
18.
Decomposers are also known as
19.
The rate of formation of new organic matter by consumers is called as
20.
Who breaks down complex organic matter into inorganic substances like CO2, water etc.
