11) Article of constitution which states the states responsibilities towards protection and improvement of environment is1 pointarticle 51article 51 Aarticle 48AARTICLE 4812) NEP 2006 stands for1 pointnecessary environment protectionnational environment policynational education plannatural environment policy13)................ indicates pollution due to sewage.1 pointpresence of water hyacinthpresence of forestpresence of leguminous plantspresence of lichens14) In situ strategy which is divided into three zones:core zone, buffer zone and transition zone is1 pointsanturiesnational parkbotanical gardenbiosphere reserve15) India is divided into............ biogeographical regions1 point89101116) Among the 25 hotspots of the world , 2 are present in India are1 pointandaman and nicobar islandhimalayas and trans himalaysnorth and east indiawestern ghat and eastern himalayas17) Punjab biodiversity board estabilished in1 pointdec 2004dec 2005dec 2006dec 200718) The man made loss of biodiversity is called1 pointmass extinctiongenetic extinctionnatural extinctionanthropogenic extinction​