Define heliophytes and sciophytes.Name a plant from your locality that is either heliophyte or sciophyte.
Heliophytes also called sun-loving plants, these are those which require full exposure to the sun for their optimum growth.
E.g., Mango, Sunflower,
Sciophytes also called shade-loving plants, are those plants that require reduced light intensity.
E.g., Lycopodium, Abies, Taxus
Name the term used to describe a single dominant species that dictates community structure
$A$ : 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.
Keystone species deserve protection because these
Organisms occupying similar ecological niche but different geographical areas of distribution are called as
Soil porosity is maximum in