List of practice Questions

Xerarch is

Which of the following is not a in-situ conservation method?

Majority of organisms are restricted to narrow range of salinity, are called as :

The no. of individuals of the same species that have come into the habitat from elsewhere during the time period under consideration known as:

The population size of a community is technically called population density and designated as:

Match List I with List II

LIST I(Wild Life Sanctuary)		LIST II(State)
A	Singalala	I	West Bengal
B	Talchhapar	II	Madhya Pradesh
C	Binsar	III	Uttarakhand
D	Bori	IV	Rajasthan

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Arrange the following species in their increasing number in a aquatic food chain.
(A) Phytoplankton
(B) Zooplankton
(C) Small fishes
(D) Large fishes
(E) Fish eating bird
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International Ozone day is celebrated on :

'Saving the forests as trees give us oxygen and better air quality'. The ecological philosophy of the above mentioned sentence was coined by:

Which of the following statements about sustainable development is incorrect?

Which one of the following idea is promoted by 'Earth first' ?

Match List I with List II

LIST I		LIST II
A	Amensalism	I	Interaction is favourable to both species
B	Competition	II	One species is inhibited while the other species is unaffected
C	Commensalism	III	Adversely affects both species
D	Mutualism	IV	Encouraged to open Bank Account

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Aniline upon heating with conc. HNO₃ and concentrated H₂SO₄ mixture gives.

Match List I with List II

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Which of the following will not be sweet in taste?

Match List I with List II

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Match List I with List II

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Which of the following will act as antiseptic as well as disinfectant?

Arrange the following sets of compounds in order of their increasing boiling points.
A. Pentan-1-ol
B. Butan-1-ol
C. Butan-2-ol
D. Ethanol
E. Propan-1-ol
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Monochlorination of toulene in sunlight followed by hydrolysis with aq NaOH yields.

When phenol is treated with chloroform in the presence of NaOH, the major product formed is?

Match List I with List II

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Arrange the following three compounds in order of decreasing acidity.

Reaction of nitrous acid with aliphatic primary amine in cold gives.

Match List I with List II

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