MCQ
Ecosystem is defined as
  • A
    Relation between plants and animals
  • Relation between biotic and physical components
  • C
    Relation between producers and decomposers
  • D
    None of these

Answer

Correct option: B.
Relation between biotic and physical components
b
It’s obvious.

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

Find the correct palindromic sequence:

$5 'ATTGCAAT3'$

Which one is an example of triploid tissue
Correct chronological order of the steps occurring during gene therapy are

$I$. Lymphocytes are obtained from the patients

$II$. Lymphocytes are transferred to the culture dishes

$III$. Lymphocytes are transfected with the normal $ADA$ genes

$IV$. The transfected cell are returned to the patients

The chronological order should be

Which statement are correct from given statement ?
(i) In majority of the dicotyledonous plants primary root form.
(ii) Tap root system present in mustard plant or all dicotyledonous plants.
(iii) In monocotyledonous plants adventitious roots system present.
(iv) Fibrous root arises from the base of the stem after death of primary root.
(v) Roots arise from parts of the plant other than the radicle and are called pulvinus roots.
Statement I: Gingelly oil have lower melting point and hence remain as oil in winters.
Statement II: Lecithin is a phospholipid
Choose correct group for commensalism from the following

$(a)$ The cattle egret and grazing cattle

$(b)$ Barnacle balanus and Barnacle chathamalus

$(c)$ Goat and Abingdon turtle from Galapagosisland

$(d)$ Barnacles growing on the back of whale

In the modern system of nomenclature which one of the following enzyme occupies $1^{st}$ position
The oxygenation activity of $RuBisCo$ enzyme in photorespiration leads to the formation of 
Which one constitutes the dominant vegetation in colder regions?
Which one of the following pairs is correctly matched with regard to the codon and the amino acid coded by it ?