Upper layer of water in a single body of water is known as

Related MCQs

• The main atmospheric layer near the surface of earth is
• The pyramid of numbers in a single tree is
• The lower limit of water availability is soil is known as
• Minamata disease was caused by pollution of water by
• The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as
• Drinking of fluoride containing water results :
• Many freshwater animals cannot live for long in sea water and vice versa mainly because of the
• A graphic representation of number of individuals of different species belonging to each trophic level in a an ecosystem is known as
• Respiratory roots are known as
• The gradual physiological adjustment to slowly changing new environmental conditions is known as