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Class 8 Science Chapter 5 Important Question Answers - Conservation of Plants and Animals

Q1: What is deforestation, and what are some natural causes of deforestation?
Ans: 
Deforestation is the clearing of forests and using the land for other purposes. Some natural causes of deforestation include forest fires and severe droughts.DeforestationDeforestationQ2: Explain the consequences of deforestation on the environment.
Ans:
 Deforestation leads to increased temperature, pollution, higher levels of carbon dioxide in the atmosphere, decreased groundwater levels, disturbed water cycle, reduced rainfall, and changes in soil properties.PollutionPollutionQ3: How does deforestation contribute to global warming, and what are its effects?
Ans: 
Deforestation increases carbon dioxide levels in the atmosphere, leading to global warming as carbon dioxide traps heat rays. This can disturb the water cycle and cause droughts.

Q4: List some products we get from forests, and discuss whether we will face a shortage of these products if tree-cutting continues.
Ans:
 Some products from forests include wood, paper, medicines, and various forest-based resources. If tree-cutting continues, we may face a shortage of these products.PaperPaperQ5: What are wildlife sanctuaries, and how do they contribute to conservation?
Ans:
 Wildlife sanctuaries are protected areas where killing or capturing animals is prohibited. They provide suitable living conditions for wild animals and help protect them from threats.Chandigarh Wildlife SanctuariesChandigarh Wildlife SanctuariesQ6: Explain the significance of biosphere reserves in conserving biodiversity.
Ans:
 Biosphere reserves help conserve biodiversity by preserving the variety of plants, animals, and microorganisms found in an area. They also protect the culture of that area.Biosphere ReservesBiosphere ReservesQ7: Define endemic species and provide examples from the Pachmarhi Biosphere Reserve.
Ans: 
Endemic species are those found exclusively in a particular area. Examples from Pachmarhi Biosphere Reserve include the giant squirrel, sal, wild mango, bison, and flying squirrel.Flying SquirrelFlying SquirrelQ8: What is the importance of preserving endemic species, and what threats do they face?
Ans: 
Preserving endemic species is important for maintaining biodiversity. Endemic species face threats from habitat destruction, increasing population, and the introduction of new species.

Q9: What is the concept of a species, and why is it important for conservation efforts?
Ans:
 A species is a group of populations capable of interbreeding, and it is important for conservation efforts because it helps identify and protect distinct groups of organisms.SpeciesSpeciesQ10: Describe the role of National Parks in conservation, and discuss the importance of Satpura National Park.
Ans: 
National Parks protect ecosystems, flora, fauna, landscapes, and historic objects. Satpura National Park is significant for its diverse wildlife, including tigers and endangered animals.Satpura National ParkSatpura National ParkQ11: What is Project Tiger, and why was it launched in India?
Ans: 
Project Tiger was launched to protect and ensure the survival of the tiger population in India, which was facing a decline.Class 8 Science Chapter 5 Important Question Answers - Conservation of Plants and AnimalsQ12: Explain the term "endangered animals" and mention some examples.
Ans: BarasinghaBarasingha
Endangered animals are species whose numbers are diminishing to the point where they might face extinction. Examples include lions, elephants, wild buffaloes, and barasingha.Wild BuffaloesWild BuffaloesQ13: What is the Red Data Book, and why is it important in conservation?
Ans: 
The Red Data Book is a record of endangered animals and plants. It is important for monitoring and protecting species at risk of extinction.Class 8 Science Chapter 5 Important Question Answers - Conservation of Plants and AnimalsQ14: What are migratory birds, and why do they migrate?
Ans: 
Migratory birds are those that fly to different areas due to climatic changes, especially for laying eggs in warmer climates when their natural habitat becomes inhospitable.Migratory BirdsMigratory BirdsQ15: How can recycling paper contribute to conservation efforts, and what other benefits does paper recycling offer?
Ans:
 Recycling paper can help save trees, energy, and water needed for paper manufacturing. It also reduces the use of harmful chemicals in paper production.RecyclingRecycling

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FAQs on Class 8 Science Chapter 5 Important Question Answers - Conservation of Plants and Animals

1. What is conservation of plants and animals?
Ans. Conservation of plants and animals refers to the protection and preservation of plant and animal species and their habitats to prevent their extinction. It involves various measures such as creating national parks, wildlife sanctuaries, and implementing laws and regulations to ensure the sustainable use of natural resources.
2. Why is conservation of plants and animals important?
Ans. Conservation of plants and animals is important because it helps maintain the ecological balance in our environment. It ensures the survival of various species, including endangered ones, and preserves biodiversity. Conservation also helps in maintaining the natural resources and ecosystems that are essential for our own well-being.
3. How can we conserve plants and animals?
Ans. There are several ways to conserve plants and animals. Some of the effective measures include setting up protected areas like national parks and wildlife sanctuaries, implementing strict laws against poaching and illegal trade of wildlife, promoting sustainable practices in agriculture and forestry, and raising awareness among the public about the importance of conservation.
4. What are the threats to plants and animals?
Ans. Plants and animals face various threats that endanger their survival. These threats include habitat destruction due to deforestation and urbanization, pollution of air and water, climate change, overexploitation through hunting and fishing, introduction of invasive species, and diseases. Human activities are often the main cause of these threats.
5. How can individuals contribute to the conservation of plants and animals?
Ans. Individuals can contribute to the conservation of plants and animals in several ways. They can support conservation organizations and initiatives through donations or volunteering. They can also practice sustainable lifestyles by reducing their consumption of resources, recycling, and using eco-friendly products. Additionally, spreading awareness about conservation and advocating for stricter environmental regulations can make a significant impact.
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