<p>What is the main idea behind “Joint Forest Management Concept” introduced by the Government of India?</p>

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What is the main idea behind “Join | Class 12 Biology Chapter Environmental Issues, Environmental Issues NCERT Solutions

Welcome to the NCERT Solutions for Class 12 Biology - Chapter Environmental Issues. This page offers a step-by-step solution to the specific question from Exercise 0, Question 8: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 8:

What is the main idea behind “Joint Forest Management Concept” introduced by the Government of India?

Answer:

The concept of Joint Forest Management (JFM) has been introduced by the Government of India in 1980s. So, to work in the close association with the local communities for protecting and managing forests. And, this type of cooperation, the communities get benefits of various forest products (example: fruits, gum, rubber etc.) and thus the forest can be conserved in a sustainable (the ability to be maintained or the avoidance of natural resources in order to maintain the ecological balance) manner.

Other Questions of Chapter Environmental Issues

Is it true that carpets and curtains/drapes placed on the floor or wall surfaces can reduce noise level. Explain briefly?

Q: List all the wastes that you generate, at home, school or during your Trips to other places, could you very easily reduce? Which would be Difficult or rather impossible to reduce?

It is a common practice to plant trees and shrubs near the boundary walls of buildings. What purpose do they serve?

What do you understand by biomagnificatron?

Q: Why ozone hole forms over Antarctica? How will enhanced ultraviolet Radiations affect us?

Q: What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a river.

Q: What measures, as an individual, you would take to reduce environmental pollution?

Q: Discuss briefly the following:
(a) Greenhouse gases
(b) Catalytic converter
(c) Ultraviolet B

Q: Write critical notes on the following:
(a) Eutrophication
(b) Biological magnification
(c) Groundwater depletion and ways for its replenishment

Q: Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

Popular questions of class 12 Biology

Q: What is spermatogenesis? Briefly describe the process of spermatogenesis.

Q: Why is reproduction essential for organisms? Answer

Q: Write a short note on
(a) Adaptations of desert plants and animals
(b) Adaptations of plants to water scarcity
(c) Behavioural adaptations in animals
(d) Importance of light to plants
(e) Effect of temperature or water scarcity and the adaptations of animals.

Q: With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.

Q: What is DNA fingerprinting? Mention its application.

Q: What is oogenesis? Give a brief account of oogenesis.

Q: Describe the structure of a seminiferous tubule.

Q: What is triple fusion? Where and how does it take place? Name the nuclei involved in triple fusion.

Q: With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.

Q: Explain the Law of Dominance using a monohybrid cross.

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Taking examples under each category, discuss upstream and downstream processing.

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Q: If a population growing exponentially double in size in 3 years, what is the intrinsic rate of increase (r) of the population?

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Which type of food would have lactic acid bacteria. Discuss their useful application.

Give the full form of ELISA. Which disease can be detected using it? Discuss the principle underlying the test.

Q: Explain briefly
(a) PCR
(b) Restriction enzymes and DNA
(c) Chitinase

Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Environmental Issues.
Review previous year question papers to get an idea of how such questions may be framed in exams.
Practice answering questions within the time limit to improve your speed and accuracy.
Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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