The environment encompasses both living and nonliving elements surrounding us, including physical, chemical, and natural forces. It comprises land, water, air, plants, and animals. Human interaction with the environment leads to modifications according to their requirements. The NCERT Solutions for Chapter 1 in Class 7 Geography are valuable resources designed to elucidate and resolve complex concepts for students. These solutions serve as ideal study materials to clarify doubts and ensure a comprehensive understanding of the subject matter.
The NCERT Solutions for Class 7 Geography Social Science Chapter 1 - Environment are tailored to help the students master the concepts that are key to success in their classrooms. The solutions given in the PDF are developed by experts and correlate with the CBSE syllabus of 2023-2024. These solutions provide thorough explanations with a step-by-step approach to solving problems. Students can easily get a hold of the subject and learn the basics with a deeper understanding. Additionally, they can practice better, be confident, and perform well in their examinations with the support of this PDF.
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Students can access the NCERT Solutions for Class 7 Geography Social Science Chapter 1 - Environment. Curated by experts according to the CBSE syllabus for 2023–2024, these step-by-step solutions make SST- Geography much easier to understand and learn for the students. These solutions can be used in practice by students to attain skills in solving problems, reinforce important learning objectives, and be well-prepared for tests.
Give reasons.
(i) Man modifies his environment.
(ii) Plants and animals depend on each other.
(i) Man modifies his environment to fulfil his basic needs, as it is the basic life support system. He builds houses to live in and industries to work in, which modifies the environment and also its mineral wealth. Humans have used the fossils for their own development, disturbing the ecological system and animal habitats.
(ii) Plants and animals are interdependent on each other because plants are the producers, and animals are the consumers. Plants release oxygen in the atmosphere, which is inhaled by human beings and humans exhale carbon dioxide, which helps plants in producing their own food.
Answer the following questions.
(i) What is an ecosystem?
(ii) What do you mean by natural environment?
(iii) Which are the major components of the environment?
(iv) Give four examples of a human-made environment.
(v) What is lithosphere?
(vi) Which are the two major components of the biotic environment?
(vii) What is a biosphere?
(i) The system formed by the interaction of all living organisms with each other and with the physical and chemical factors of the environment in which they live, all linked by the transfer of energy and material, is called an ecosystem.
(ii) The basic components and organisms that are naturally present in the environment without any human involvement, like the land, water, air, plants and animals, comprise the natural environment.
(iii) Components of the environment include
Natural Components (Air, Water, Land and Living things)
Human-made Components (Components created by human beings)
Human Components (Human populations)
(iv) Four examples of the human-made environment are buildings, parks, industries and bridges.
(v) The solid crust or the hard top layer of the earth is called the lithosphere. It is made up of rocks and minerals and is covered by a thin layer of soil. It is an irregular surface with various landforms like mountains, plateaus, plains, etc.
(vi) Plants and animals are the two major components of the biotic environment.
(vii) Biosphere or the living world is the narrow zone of earth where land, water and air interact with each other to support life. The plant and animal kingdoms together form the biosphere.
Tick the correct answer.
(i) Which is not a natural ecosystem?
(a) Desert
(b) Aquarium
(c) Forest
(ii) Which is not a component of the human environment?
(a) Land
(b) Religion
(c) Community
(iii) Which is a human-made environment?
(a) Mountain
(b) Sea
(c) Road
(iv) Which is a threat to the environment?
(a) Growing plant
(b) Growing population
(c) Growing crops
(i) b
(ii) a
(iii) c
(iv) b
Match the following.
(i) Biosphere |
(a) blanket of air which surrounds the earth |
(ii) Atmosphere |
(b) domain of water |
(iii) Hydrosphere |
(c) gravitational force of the earth |
(iv) Environment |
(d) our surroundings |
(e) narrow zone where the land water and the air interacts |
|
(f) relation between the organisms and their surroundings |
(i) Biosphere |
(e) narrow zone where the land water and the air interacts |
(ii) Atmosphere |
(a) blanket of air which surrounds the earth |
(iii) Hydrosphere |
(b) domain of water |
(iv) Environment |
(d) our surroundings |
The NCERT solution for Class 7 Chapter 1: Environment is important as it provides a structured approach to learning, ensuring that students develop a strong understanding of foundational concepts early in their academic journey. By mastering these basics, students can build confidence and readiness for tackling more difficult concepts in their further education.
Yes, the NCERT solution for Class 7 Chapter 1: Environment is quite useful for students in preparing for their exams. The solutions are simple, clear, and concise allowing students to understand them better. They can solve the practice questions and exercises that allow them to get exam-ready in no time.
You can get all the NCERT solutions for Class 7 Geography Chapter 1 from the official website of the Orchids International School. These solutions are tailored by subject matter experts and are very easy to understand.
Yes, students must practice all the questions provided in the NCERT solution for Class 7 Geography Chapter 1: Environment as it will help them gain a comprehensive understanding of the concept, identify their weak areas, and strengthen their preparation.
Students can utilize the NCERT solution for Class 7 Geography Chapter 1 effectively by practicing the solutions regularly. Solve the exercises and practice questions given in the solution.