Water pollution
Water pollution Water pollution is the contamination of water due to the addition of substances (i.e.,inorganic, organic, biological, radiological,etc.,) making it unfit for human use and growth of aquatic …
Air Pollution, Causes and Control Measures
Air pollution Air pollution is the addition of foreign particles, gases and other pollutants into the air which has an adverse effect on human beings, animals, vegetation, etc. It …
Environmental Pollutants
Environmental Pollutants Environmental pollutants are substances, chemicals or any other thing which change the natural balance of the environment and thus cause pollution. Pollutants stimulate, initiate or terminate the …
Ex-Situ Conservation of Biodiversity
Ex- Situ Conservation of Biodiversity Ex-Situ conservation means ‘out of site conservation’. It is the conservation of rare plants/ animals in places outside their natural habitat. Examples of ex-situ …
Conservation of Biodiversity
Conservation of Biodiversity Conservation of biodiversity is protection and management of biodiversity so as to maintain it at its optimum level and derive sustainable benefits for the present as …
Threats to Biodiversity
Threats to Biodiversity Biodiversity is under serious threat due to human activities. The range of animal and plant life in an ecosystem are being destroyed which is leading to …
Growth of Human Population Questions and Answers
Growth of Human Population MCQ (Multiple Choice Questions and Answers) Question l: Human population 1.5 million years ago was (A) 1 million (B) 5 million (C) 10 million (D) …
Technology for Medical Application Questions and Answers
Technology for Medical Application MCQ (Multiple Choice Questions and Answers) Question 1: Which of the following for the first time recorded the human electro-cardiogram? (A) Hans Berger (B) William …
Mental Health and Community Health Questions and Answers
Mental Health and Community Health MCQ (Multiple Choice Questions and Answers) Question 1: Which are intimately related? (A) Disease and health (B) Body and health (C) Body and mind …
Genetic Conservation and New Crops Questions and Answers
Genetic Conservation and New Crops MCQ (Multiple Choice Questions and Answers) Question 1: Ethiopia is the original home of (A) Coffee (B) Maize (C) Rice (D) Cabbage Answer: …