Question
Explain Structure of ecosystem.

Answer

Structure of Ecosystem :
(1) Abiotic (non-living) components: It includes (i) inorganic substances as macronutrients (C, H, O, P, K, N, S, Mg and Ca) and (ii) micronutrients (Mn, Cu, Mo, B, Zn, Fe, and Cl, Co, Ni, V) etc.
(2) Organic materials - as proteins, carbohydrates, lipids etc.,
(3) Environmental factors as -
(a) The climatic factors-(light, temperature, wind, precipitation, humidity etc.)
(b) The edaphic factors-Soil, Water and Air

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Why are proteins synthesized by spirulina called single cell proteins?
Highlight any four areas where genetic modification of plants has been useful.
Differentiate between pericarp and perisperm.
Refer to the diagram given below and answer the questions that follows:

  1. The diagram shown above is insulin or proinsulin, justify.
  2. How is mature insulin synthesised?
A mature embryo-sac in a flowering plant may possess 7-cells, but 8-nuclei. Explain with the help of a diagram only.
A cross was carried out between two pea plants showing the contrasting traits of heightof the plant. The result of the cross showed 50% of parental characters.
  1. Work out the cross with the help of a Punnett square.
  2. Name the type of the cross carried out.
Draw a labelled diagram of a sectional view of human ovary showing various stages of follicle growing in it.### Draw well labelled diagram of T.S. of human ovary showing various follicles.###Draw a labelled diagram of transverse section showing, various stages of follicle development, ovulation in female ovary.
Point out the interaction between :
(a) Cuscuta growing on some angiospermic tree
(b) Orchid growing on a mango tree
(c) Wasp pollinating fig inflorescence
(d) Smaller branches disappeared when Balanus dominated on the coast of Scotland
(e) Mycorrhizae on the roots of higher plants
(f) Birds and Cattle
Give a main difference between Down's Syndrome and Turner's Syndrome.
Explain the Importance of Bacillus thurangiensis in bioloical control of Insects.