According to Robert May's global estimat...

According to Robert May's global estimate only _____________ of the total species have been recorded so far .

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Applying the Robert May's global estimate more than ______________ plant species and more than ______________ animals species is yet to be discovered and described in India .

According to Robert May , the global species diversity is about :

According to May's global estimates how many species of plants and animals, respectively, are yet to be discovered and described from India ? (a) 50,000 and 90, 000 (b) 3,00,000 and 90,000 (c) 3,00,000 and 1,00,000 (d) 1,00,000 and 3,00,000

How do ecologists estimate the total number of species present in the world ?

According to IUCN ( 2004 ) , the total number of plant and animal species described so far is slightly more than ____________________

A more conservative and scientifically sound estimate about the total number of species present on earth, was made by (a) Robert May (b) Paul Ehrlich (c) David Tilman (d) Both A and B

Assertion : Threatened species are those living species which have been greatly reduced in their number and are liable to become extinct if the causative factors continue. Reason : IUCN is an international organisation which maintains the IUCN red list of threatened species, to assess the conservation status of different species. (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c) If assertion is true but reason is false. (d) If both assertion and reason are false.

Read the following statements (i) Birth control pills are likely to cause cardiovascular problems (ii) A women who substitutes or takes the place of the real mother to nurse the embryo is called surrogate mother (iii) Numerous children have been produced by in vitro fertilisation but with some abnormalities (iv) Women plays a key role in the continuity of the family and human species (v) Foetal sex determinatio test should not be banned Which of the following pair consists of incorrect statements

In the following first order competing reactions: A + Reagent rarr Product B + Reagent rarr Product The ratio of K_1/ K_2 if only 50% of B will have been reacted.when 94% of A has been reacted is:

USHA PUBLICATION-BIODIVERSITY & CONSERVATION -ECERCISE

Identify W , X , Y and Z w.r.t. biodiversity among invertebrates :
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India with only world's land area posses species diversity of the wo...
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According to Robert May's global estimate only of the total species h...
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Applying the Robert May's global estimate more than plant species and...
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There are megadiverse countries and India ranks on global diversity ...
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Why the diversity of prokaryotes is not sure
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Which of the following is true ?
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Species diversity means
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Which of the following is wrong ?
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The three levels of biodiversity in the increasing hierarchial order i...
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diversity The global species diversity of insects is about
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Maximum biodiversity occurs in the latitudinal range of :
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Which of the following is correct ?
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Why biodiversity is rich in tropics ?
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The forest conservation Act was enacted in
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Conservation of wild animals and plants in sanctuaries and national pa...
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Corbet National Park is situated in
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The value of slope of regression ( Z ) of species - area relationship ...
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For a species - area relationship graph , for which of the values of Z...
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Which of the following statement is incorrect ?
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