EASY
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How does an altitudinal gradient affect biodiversity?

Important Questions on Biodiversity and Its Conservation

MEDIUM
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Statement I: Amazon rain forest is called the lungs of our planet.
Statement II: The number of species per unit area is called species richness.
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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
An ecologist samples trees in multiple forest plots to determine species richness. Which ONE of the following can help determine the adequacy of sampling effort?
MEDIUM
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Identify the incorrect statement
1. Speciation is generally a function of time
2. Tropical environment is less seasonal, relatively more constant and predictable
3. Solar energy contributes to high productivity
4. Temperate regions have remained relatively undisturbed for millions of years.
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
'Species - Area relationships' was given by which scientist?
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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
A graph of species richness vs area on log-log axis is:
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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Organisms living in constant environmental conditions get
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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
The correct equation depicting species area relationship is:
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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
The regression co-efficient for frugivorous birds in tropical forests of different continents is
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Which one of the following statements is a general feature of global species diversity?
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity

Match for M and N with the species-area relationship shown in the graphic representation below and choose the correct option.

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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
The largely tropical Amazonian rain forest in South America has _____ numbers of bird species.
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Alexander Von Humboldt described for the first time:
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity

The given graph represents

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Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
The exponent z of the species-area curve measured at continental scales is
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
According to Alexander von Humboldt:
EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Which of the following regions of the globe exhibits the highest species diversity?
MEDIUM
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity

Consider the following four statements A–D and select the option with both statements that are incorrect:

(a) Species diversity decreases as we move from the equator towards the poles.

(b) Tropics harbour less species than the temperate regions.

(c) Columbia has nearly 1400 species of birds.

(d) Diversity of communities over a landscape is termed as β–diversity.

MEDIUM
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Which is not a reason for maximum diversity in the tropics?
MEDIUM
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity

Correct equation for A is

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EASY
Biology>Ecology and Environment>Biodiversity and Its Conservation>Patterns of Biodiversity
Species–Area relationship was given by