Question

Answer my question please please please its urgent . read properly and answer .


Covid-19 lockdown has become a blessing for the endangered species. The animals are being seen in parts where they were not seen earlier due to human activities. One such aquatic species is the Gangetic dolphins which have become more visible in one of the Gangetic Dolphin Sanctuary of Bihar. This is due to lack of human activity on the Ganga during the ongoing novel corona virus disease (COVID-19) lockdown. It is a ‘blessing in disguise’ for dolphins in the Ganga River.
1. Find out the major causes of threat of this specie, to become endangered. (4 Points)
2. State the positive effects of the Covid-19 lockdown on these dolphins which are been visible again enjoying themselves in their natural habitat.

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Answer 1

1. (a) habitat modification; (b) occurrence of finite and geographically restricted local populations; (c) ratio of effective to estimate population size; (d) increasing risk of inbreeding depression in genetically isolated groups; (e) at‐risk behavioral attributes; and (f) direct fisheries–dolphin interactions.

2. They are getting plenty of food and they are smoothly moving from one place to another in the river as human interference has completely decreased. Dolphins are spotted more in cleaner and peaceful rivers.

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