List of practice Questions

Which of the following soil horizon of a typical soil profile will have the highest abudance of organic matter?

Which of the following issue is NOT addressed by Eco-feminism?

Which of the following formula is correct to calculate "the average rate of change in the number of organisms per time, per organisms", in population growth rate ?
Where, N represent the number of organisms and t is the time.

Arrange the following forest types according to latitudinal zonation from equator towards poles
A. Deciduous Forest
B. Coniferous Forest
C. Grassland
D. Tundra Forest
E. Tropical rain Forest
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Arrange the following ecological succession in the lithosphere (rocks) from final to initial succession stage
A. Moss stage
B. Foliose - lichens stage
C. Herbaceous stage
D. Crustose - lichens Stage
E. Shrub stage
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Which of the following ecological pyramid is always inverted?

Diversity of habitat over the total landscape or geographical area is referred to as ..................

Match the LIST-I with LIST-II

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Match the LIST-I with LIST-II

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First "Earth Day" was celebrated on ...................

Gabriel phthalimide synthesis of amines produces

Peptide bond in proteins is strutcurally represented as

Fibrous protein is characterized by the presence of hydrogen and disulfide bonds. Examples of fibrous protein are
(A) Keratin
(B) Myosin
(C) Insulin
(D) Albumins
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Match List-I with List-II

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Which of the following gives the correct representation of zwitter ion of the given amino acid ?

The first step in conversion of aniline to 4-bromoaniline involves

Which of the following reagents will bring out the following transformation ?

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Amongst the following, the strongest base in the aqueous medium is :

Select the correct set of reagents required for conversion of the following chemical reactions

-OH group at which carbon center of glucose form a pyranose ring structure?

In nucleophilic addition reaction of HCN to ethanal, the hybridisation of the carbonyl carbon in the final product is

The correct increasing order of acidity of the following molecules is

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Conversion of carboxylic acid to hydrocarbon is carried out using

Sodium benzoate finds applications in

Iodoform reaction with sodium hypoiodite is used for detection of .