| January 18th, 2018 03:14 PM | |
| prince karak | Re: ahe-1 ignou As you want here I am giving below IGNOU - AHE1 Human Environment Assignment on your demand : ASSIGNMENT (Tutor Marked Assignment) Course Code: AHE-01 Assignment Code: AHE-01/TMA/ 2017 Maximum Marks: 100 1. Differentiate between the following pairs: (i) Toxic substance and hazardous substance (ii) Desert and Grassland (iii) Mutualism and Commensalism (iv) Family and Kingship (v) Perihelion orbital and aphelion orbital of the sun. (5×2=10) 2. Write short notes on the following : (i) Man made environment (ii) Pyramid of energy (iii) Causes of desertification due to human activities (iv) Water as an important Non-living resource (v) Environment (Protection) Act of India (4×5=20) 3. (a) What is a population histogram? What type of information can be obtained from the population histograms? (b) Describe the effects of air pollution on non biological systems. (5) (5) 4. (a) Discuss the positive and negative aspects of high yielding plant varieties. (b) Explain with the help of suitable examples the reasons for the occurrence of higher rate of mental illness in the city dwellers who have migrated from rural areas. (c) Explain briefly the concept of new global economic system. (4) (3) (3) 5. (a) Draw a well labeled diagram of the Nitrogen cycle. (b) Describe the steps involved in the primary and secondary treatment of sewage water in order to make it suitable for drinking purpose. (5) (5) 6. (a) Describe the measures that are used to rehabilitate degraded land. (b) Differentiate between waste reuse and waste recycling. (c) Write the name of the potential alternative products that can be produced from the following crop residues: (i) Cashew apple – (ii) Cotton leaves – (iii) Sorghum sticks, sugar cane trash IGNOU - AHE1 Human Environment Assignment     |
| January 18th, 2018 03:12 PM | |
| Unregistered | Re: ahe-1 ignou Hi buddy here I have come to obtain IGNOU - AHE1 Human Environment Assignment , so would you plz tell me here from where I can collect it ?? |
| December 9th, 2015 02:40 PM | |
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