The organism which are present in tropical regions called
Mesotherms
Megatherms
Microthermas
Hekistotherms
Which of the following gas is most harmful for plants
$A$ : Some organisms can maintain internal homeostasis by means of physiological processes and are called
'Regulators'.
$R$ : 'Regulators' can maintain internal homeostasis only upto a limit of stressful conditions.
In which one of the following habitats does the diurnal temperature of soil surface vary most?
Choose odd one w.r.t., features of tropical rain forest
The instrument which measures wind velocity is