NCERT Solutions for Class 5 EVS Chapter 12 What If It Finishes - FREE PDF Download
FAQs on NCERT Solutions for Class 5 EVS Chapter 12 - What If It Finishes
Q1. Where do we use Petroleum?
Ans: Kerosene, petrol, diesel, engine oil, fuel for aircraft, LPG, wax, coaltar, grease, etc. are obtained from petroleum. It is also used in manufacturing plastics and paints.
Q2. How is Petroleum extracted? Why is it considered a treasure from the earth?
Ans: Scientists make use of special techniques and machines to reach deep inside the earth. The oil is found at selected places only unlike water. The smelly, sticky and thick oil is then pumped up. The impure oil is sent to the refinery for cleaning and separating the impurities. For the ample benefits it provides, petroleum is considered a treasure from the earth.
Q3. What is Chapter 12 of Class 5 EVS about?
Ans: Chapter 12 of Class 5 EVS is all about natural resources like petrol and diesel and their importance. The chapter focuses on how these resources are needed in the environment and teaches us that we should use them carefully so that future generations can have access to them as well. These resources are limited. Thus, they will not last forever. The chapter also deals with pollution and vehicles.
Q4. Where do we get petrol and diesel from?
Ans: It is common knowledge that obtaining petrol and diesel is not an easy task, so the prices of these resources are high. Petrol and diesel are treasures from the Earth, and as such, these are obtained from deep down. Special machines are used to extract them and make them into the current form available from petrol pumps. This refined petrol is then used for a variety of other purposes.
Q5. Why should petrol and diesel be preserved for the future?
Ans: Petrol and diesel are natural resources. It is known that they will not last forever. All resources are finite to some extent. Thus, there is an urgent need to preserve it for future generations as every drop of these resources counts. Preservative measures need to be taken so that these resources are available in the future as well. Switching off the engine while stopping the car is one way to do so.
Q6. How do the NCERT Solutions Class 5 EVS Chapter 12 benefits students?
Ans: Vedantu's expert-created NCERT Solutions assist students by giving them an opportunity for a thorough understanding of the topics. There are self-questioning paragraphs that give a proper insight into the question paper pattern related to Chapter 12. The solutions offer students a way to assess their knowledge level. Vedantu's solutions help students excel in their exams with a proper understanding of natural resources, their importance, and preservation. The solutions provided by Vedantu are free of cost. They are also available on the Vedantu Mobile app.
Q7. What are the key points to be understood from Chapter 12, ‘What If it Finishes’ of Class 5 EVS?
Ans: 'What If it Finishes' is a chapter that teaches students about natural resources like petrol and diesel. The key points that can be incurred from this chapter include:
Natural resources and their importance
Petrol and diesel
Limited availability of these resources
Need for preserving these resources for the future
All these key ideas are conveyed through an interesting narrative that is fun and enjoyable for the students.