7. Conservation of Plants And Animals Class 8 Science [LATEST] Solutions Additional Questions With Solutions in English - CBSE Study
NCERT Solutions for Class 8 Science are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important 7. Conservation of Plants And Animals with detailed explanations and step-by-step answers for better exam preparation. Each Additional Questions With Solutions is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 8 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Science.
Class 8 English Medium Science All Chapters:
7. Conservation of Plants And Animals
4. Additional Questions With Solutions
Conservation of Plant and Animals
Ques: What are the main causes of deforestation?
Ans: The main causes of deforestation are as below;(i) Procuring land for cultivation.
(ii) Building houses and factories.
(iii) Making furniture or using wood as fuel
(iv) Heavy droughts
Ques: What is deforestation?
Ans: Completely destroying the forest for fulfilling the specific purpose of wood or land is known as deforestation.
Ques: What results may occur of deforestation?
Ans: Results of deforestation;
(i) Deforestation increases the temperature and pollution level on the earth.
(ii) It increases the level of carbon dioxide in the atmosphere.
(iii) Ground water level also gets lowered.
(iv) Deforestation disturbs the balance in nature.
(v) Cutting of trees continues, rainfall and the fertility of the soil will decrease.
(vi) Three will be increased chances of natural calamities such as floods and droughts.
Ques: What is the cause of droughts?
Ans: The increase in temperature on the earth disturbs the water cycle and may reduce rainfall. This could cause droughts.
Ques: Name that gas which absorbs heat radiations produced by the earth.
Ans: Carbon dioxide.
Ques: Define desertification.
Ans: Gradually the fertile land gets converted into deserts. It is called desertification.
Ques: What is Sanctuary?
Ans: Areas where animals are protected from any disturbance to them and their habitat.
Ques: What does biodiversity mean?
Ans: Biological diversity or biodiversity refers to the variety of organisms existing on the earth, their interrelationships and their relationship with the environment.
Ques: What are biosphere reserves the areas meant?
Ans: Biosphere reserves are the areas meant for conservation of biodiversity.
Ques: Define Biosphere Reserve.
Ans: Large areas of protected land for conservation of wild life, plant and animal resources and traditional life of the tribals living in the area.
Ques: What is national park?
Ans: National Park : Areas reserved for wild life where they can freely use the habitats and natural resources.
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