Environment & Ecology — Major (End Semester) 2021 question paper
MMMUT Computer Science and Engineering previous year question paper for Environment & Ecology (BSM-144), semester 1, Major (End Semester) 2021. All 17 questions are listed below, each with a written answer on Nexsus.
Paper details
Subject: Environment & Ecology (BSM-144)
Branch: Computer Science and Engineering
Semester: 1
Exam: Major (End Semester) 2021
Questions: 17
Questions asked in Environment & Ecology Major (End Semester) 2021
Q1. Attempt any Four parts of the following.
Q1(a). Comment "Environmental chemistry has a multidisciplinary nature". Justify the statement. [5 marks]
Q1(b). What is sewage treatment and explain the main steps in sewage treatment? [5 marks]
Q1(c). Give the difference between Natural and anthropogenic soil pollution. [5 marks]
Q1(d). What is the artificial sweetening agent? Give some examples [5 marks]
Q1(e). What are Toxic organic compounds (TOC's)? List the sources TOC [5 marks]
Q1(f). What are the Antioxidants ? [5 marks]
Q2. Attempt any Three parts of the following.
Q2(a). Explain ozone layer depletion and its importance to our environment. [5 marks]
Q2(b). Which types of gascous are responsible for the greenhouse effect? Also, explain the greenhouse effect. [5 marks]
Q2(c). Discuss the different types of water pollutants. [5 marks]
Q2(d). Explain both effects Bactericidal effect and remanent effect. [5 marks]
Q3. Attempt any Three parts of the following
Q3(a). How can Soil Pollution be Controlled and what are the negative consequences of soil pollution? [5 marks]
Q3(b). Explain the disposal of solid waste management. [5 marks]
Q3(c). Define the following terms - 1. Detergents 2. Dyes [5 marks]
Q3(d). What are the advantages of chemical herbicides over mechanical herbicides? Are herbicides toxic to humans? [5 marks]