) ECOMARK scheme is a scheme to label the1 pointenvironment friendly producteconomically important productgross domestic productindustrial product20) All the plants ,animals and microorganisms found within area are reffered to as1 pointecosystembiodiversityenvironmentindicators21)Quinine used for malaria treatment is obtained from1 pointtulsidigitoxincinchonaneem22) Each species has particular role to play in its environment, which is known as it's1 pointecological nicheecological areahabitatresource23) ENVIS stands for1 pointenvironmental information systemnational environment information systemenvironment and information systemenvironment information set up24) Dodo, African zebra, Tesmanian wolf are1 pointendangered speciesextinct speciesrare speciesvulnerable species25)Red billed ox pecker and Black rhinoceros interaction is called as1 pointparasitismamensalismprotocooperationmutualism​