Ecosystem

What type of ecological pyramid would be obtained with following data? Secondary consumer : 120 g Primary consumer : 60 g Primary producer : 10 g

Which of the following representations shows the pyramid of numbers in a forest ecosystem?

Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels?

Identify the likely organisms (I, II) (III) and (IV) in the food web shown below

What type of human population is represented by the following age pyramid?

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks?

In the equation,$\mathrm{GPP}-R=\mathrm{NPP}$,$R$ represents:

Match List I with List II : List IList IIA. DecompositionI. Accumulation of dark coloured amorphous colloidal substanceB. DetritusII. Release of inorganic nutrients by the activity of microbes in soilC.…

Match List I with List II : List IList IIA. ProductivityI. Gross primary productivity minus respiration lossesB. Net primary productivityII. Rate of formation of new organic matter by consumersC. Gross primary…

Select the pairs of sedimentary biogeochemical cycles. I. Hydrogen cycle and water cycle II. Phosphorus Cycle and sulphur cycle III. Calcium cycle and magnesium cycle IV. Carbon cycle and nitrogen cycle

Match the trophic levels with their correct species examples in grassland ecosystem. (a) Fourth trophic level (i) Crow (b) Second trophic level (ii) Vulture (c) First trophic level (iii) Rabbit (d) Third trophic level…

In the equation GPP - R = NPP GPP is Gross Primary Productivity NPP is Net Primary Productivity R here is :