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cisce.org : ICSE Environmental Applications Question Paper Council For Indian School Certificate Examinations

Orgnisation : Council For Indian School Certificate Examinations
Exam :ICSE (Class X) Environmental Applications
Document type : Question Paper
Website : cisce.org

Download Sample/Model Question Papers :https://www.pdfquestion.in/uploads/cisce.org/5898-Environmental%20Applications.pdf

Environmental Applications Question Paper :

SECTION A (40 Marks)
Attempt all questions from this Section

Related : Council For Indian School Certificate Examinations ICSE Technical Drawing Question Paper : www.pdfquestion.in/5895.html

Question 1 :
(a) State any two consequences of siltation in waterways. [2]
(b) What are toxic wastes? [2]
(c) State the scope and limitation of biogas as a kitchen fuel. [2]
(d) What is meant by community forestry? State its one importance. [2]

(e) Suggest two methods which are implemented in Curitiba for traffic management. [2]
(f) State two reasons for water recycling. [2]
(g) Explain activated sludge. Give an example. [2]
(h) What are CFC’s? [2]

(i) State three disadvantages associated with the construction of dams on waterways. [3]
(j) Mention three advantages of hydel power over coal. [3]
(k) Name a newly evolved technique of water management and explain it. [3]
(l) What is Natural Resource Accounting? Give an example. [3]

(m) Mention three advantages of Remote Sensing Satellites. [3]
(n) State any three ways of controlling the traffic problem in a metropolitan city in India. [3]

(o) Eco-friendly technologies, despite being environment friendly have not found many takers in India. Give three reasons justifying this statement. [3]
(p) Explain how decomposition of waste in open areas has an adverse impact on human health. [3]

Section B : (60 Marks)
Attempt any four questions from this Section
Question 2 :
(a) What is a Cyclone Separator? Describe the mechanism of a Cyclone Separator with the help of a diagram. [5]

(b) Enumerate the advantages and disadvantages of
(i) Land fills.
(ii) Chemical fertilizers. [5]
(c) Explain the work done by Tarun Bharat Sangh in soil conservation. [5]

Question 3 :
(a) Explain the role of Environment Impact Assessment (EIA) in environment protection. [5]
(b) Explain the impact of globalization on developing countries. [5]
(c) What is remote sensing? Explain the role of remote sensing in environmental monitoring. [5]

Question 4 :
(a) Explain the effect of using wood as fuel on the environment. [5]
(b) What is meant by dry compost toilets? Explain the eco-friendliness of these toilets over the conventional toilets. [5]
(c) What does sustainability mean? What is the role of inter-governmental organizations in saving the environment? [5]

Question 5 :
(a) Explain the roof top water harvesting technique with the help of a neat diagram. [5]
(b) Gandhi’s model of decentralized governance is the most successful form of governance. Explain. [5]
(c) How does the impounding of waterways by building dams affect the environment? [5]

Question 6 :
(a) Explain the role of NGOs in sustaining a better environment. [5]
(b) The graph given below shows the concentration of Suspended Particulate Matter (SPM) in the atmosphere in the various locations A, B, C, D and E of a country.

Study the graph and answer the questions that follow
:
(i) State any two reasons that contribute to the increase in the SPM concentration in different locations. [2]
(ii) List any two harmful effects on health caused by Suspended Particulate Matter (SPM). [2]

(iii) Explain the role of legislation for control of the SPM emissions from vehicles. [2]
(iv) Briefly explain any four initiatives that can be taken to reduce the emission of SPM in locations A and B. [4]

Question 7 :
(a) Define a resource. What are the difficulties encountered in assigning monetary values to resources? [5]
(b) List any five non-conventional sources of energy and state their advantages. [5]
(c) Suggest five methods to reduce waste generation in metropolitan cities. [5]

Syllabus :
THEORY – 100 Marks
1. Caring for our Basic Resources
(i) Caring for our Soil

(a) Causes and consequences of soil erosion
:
Study improper land use, deforestation, overgrazing, etc and also the impact of soil erosion on food production, generation of wastelands, silting of waterways and dams.

(b) Soil conservation strategies :
** Contour bunding.
** Tree breaks.
** Check dams.
A study of solutions and their applicability. Examples such as Auroville’s work and Tarun Bharat Sangh’s work.

(c) Fuel wood crisis :
To develop an understanding in students that a very large section of Indians still use firewood as fuel, the impact it has on nature in terms of a fast dwindling resource and the pressure put on surviving forests. Impact on health of the poor, particularly women, from inhaling the smoke.

(d) Waste generation – its toxicity and its impact on life and land :
The politics of waste dumping, the unmanageable wastes that we generate, leaching of toxins from land fills into water bodies, agricultural lands, and issues around incinerating waste.

(e) Treatment of wastes :
** Effluent treatment plants.
** Biological treatment.

** Strategies to reuse waste. Evolving solutions to treat wastes. The scope and limitation of end of the pipe treatment.
** Combating deforestation. JFM, community forestry.

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