What could have triggered mass extinctions of species in the past ?
What could have triggered mass extinctions of species in the past ?
Following are the various factors which have lead to the mass extinctions of species in the past $(i)$ Volcanic eruption $(ii)$ Earthquake $(iii)$ Extremes of temperatures $(iv)$ Glaciations $(v)$ Continental drift
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“When we conserve and protect the whole ecosystem, its biodiversity at all levels is protected.” This approach includes all of the following, excep
“When we conserve and protect the whole ecosystem, its biodiversity at all levels is protected.” This approach includes all of the following, excep
Assertion: Communities that comprise of more species tend to be more stable.
Reason: A higher number of species results in less animal variation in total biomass.
Assertion: Communities that comprise of more species tend to be more stable.
Reason: A higher number of species results in less animal variation in total biomass.
- [AIIMS 2017]
Nerve fibres conduct impulses in
Nerve fibres conduct impulses in
Silent valley is tropical evergreen forest located in
Silent valley is tropical evergreen forest located in
What does ‘Red’ indicate in the $\mathrm{IUCN}$ Red list $(2004)$ ?
What does ‘Red’ indicate in the $\mathrm{IUCN}$ Red list $(2004)$ ?