This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Deforestation”. 1. What is the process of removal of forest cover of an area called? a) Afforestation b) Deforestation c) Pollution d) Greenhouse effect 2. By the end of the twentieth century what percent of the … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues”. These MCQs are created based on the latest CBSE syllabus and the NCERT curriculum, offering valuable assistance for exam preparation. 1. In which part of the atmosphere is the good ozone found? a) Ionosphere b) Stratosphere c) … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Greenhouse Effect and Global Warming”. 1. From which phenomenon is the term ‘Greenhouse effect’ derived? a) That occurs in a boathouse b) That occurs in a greenhouse c) That occurs in a blue house d) That … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Radioactive Wastes”. 1. Initially which energy was approved as a non-polluting way for generating electricity? a) Water energy b) Nuclear energy c) Solar energy d) Soil energy 2. Which of the following problem occurs due to … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Agro-Chemicals and their Effects”. 1. Which of the following is an agrochemical waste? a) Mobiles b) Pesticides c) Sludge d) Scrap 2. Which kind of pollution is caused mainly due to agrochemical waste? a) Soil b) … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Solid Wastes”. 1. What is every material that goes to trash known as? a) Liquid waste b) Solid waste c) Wastewater d) Kitchen waste 2. What are wastes from homes, hospitals, offices, schools, stores, etc., that … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Biomagnification and Eutrophication”. 1. Which of the following is the test to the determine amount of oxygen needed to oxidize all pollution materials? a) Biological Oxygen Demand b) Chemical Oxygen Demand c) Botanical Oxygen Demand d) … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues” for NEET Preparation. 1. What should be the amount of BOD in the drinking water? a) More than 1 ppm b) Less than 1 ppm c) 5 ppm d) 10 ppm 2. What amount of BOD indicates … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Water Pollution and its Control – 1”. 1. When the government of India did pass the Water (Prevention and Control of Pollution) Act? a) 1999 b) 1974 c) 1896 d) 2010 2. How much percent of … Read more
This set of Class 12 Biology Chapter 16 Multiple Choice Questions & Answers (MCQs) focuses on “Environmental Issues – Air Pollution and its Control”. 1. What is an undesirable change in physical, chemical, or biological characteristics of air, land, water, or soil due to the introduction of contaminants called? a) Succession b) Pollution c) Conservation … Read more
