$A$ kind of similarity found in polar regions and high altitudes is
- AHigh temperature,low precipitation and deciduous forest
- BLow temperature,snowfall,scanty or no vegetation
- CModerate rainfall,high temperature,no vegetation
- DHigh humidity,high rainfall,low temperature
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Animals living in colder regions have shorter tails and ears compared to animals living in warmer regions. This phenomenon is called:
Nearly all plants and an overwhelming majority $(99\;\%)$ of animals are categorised as
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View SolutionWhich of the following organisms do not enter a state of dormancy to escape environmental stress?
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View SolutionMatch the following adaptations in Column $I$ with the respective organisms in Column $II$. Column $I$ Column $II$ $i$. Thick cuticle on leaf surface $a$. Desert lizards $ii$. Leaves reduced to spines $b$. Archaebacteria $iii$. Burrow into sand to escape from heat $c$. Desert plants $iv$. Hot springs $d$. Opuntia
| Column $I$ | Column $II$ |
| $i$. Thick cuticle on leaf surface | $a$. Desert lizards |
| $ii$. Leaves reduced to spines | $b$. Archaebacteria |
| $iii$. Burrow into sand to escape from heat | $c$. Desert plants |
| $iv$. Hot springs | $d$. Opuntia |
Animals floating or swimming in the surface film of water are called:
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