Biodiversity and Conservation

Q1: What is biodiversity and why it’s necessary?

Answer:

Biodiversity is the natural world around us, and the variety of all of the different kinds of organisms – the plants, animals, insects, and microorganisms that live on our planet. Every one of these lives and work together in ecosystems to maintain and support life on earth, and exist in delicate balance.

Q2: How Many types of Biodiversity in our Planet?

Answer:

Biodiversity mainly three types are that genetic diversity, species diversity, and ecosystem diversity.

Q3: What is The Definition of Species Diversity?

Answer:

The number of species and the abundance of each species living in a particular area is known as species diversity.



Biodiversity and Conservation Notes Class 12 Chapter 13

CBSE Class 12 Science Notes Chapter 13 Biodiversity and Conservation are an important part of Class 12 Science Notes for quick revision. They will benefit from having challenging study material to use in preparing for the exam. Students can get CBSE Class 12th Science Notes Chapter 13 Biodiversity and Conservation, Biodiversity, Types of Biodiversity, Importance of Biodiversity, How Many Species on Earth and How Many Species in India, Causes and Reasons for Biodiversity under this chapter We protect biodiversity. This CBSE Class 10 Science Chapter Questions and Answers for Biodiversity and Conservation is helpful to remember well.

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Biodiversity

The term “biodiversity” describes the abundance and diversity of life on Earth. Biodiversity is one of the most complex and unique features of our world. Life cannot survive without biodiversity. The word  “biodiversity”   was first founded in the year 1985. The scientist Edward Wilson explained biodiversity as the combined diversity at all levels of biological organization”. It is necessary for natural as well as artificial ecosystems because both depend on biodiversity. The Biosphere, a diverse feature of nature, is covered. This includes variability among plants, animals, and microorganism species. Biodiversity includes the variety of different organisms and their relative frequencies in an ecosystem. It also depicts the organization of organisms at various levels....

Importance of Biodiversity

Biodiversity and its maintenance are crucial for sustaining life on Earth. Several of the reasons explaining the significance of biodiversity are:...

How Many Species Are There On Earth And How Many In India

It is a fundamental feature of life in our world Since it provides us with essential ecosystem services, including food, medicine, and natural resources. As per the IUCN (International Union for Conservation of Nature), there are around 8.7 million species on Earth, but only 1.2 million of these species have been scientifically described and Classified. Of these 1.2 million species that have been described, approximately 41,000 are considered threatened with extinction....

Pattern of Biodiversity

Different types of patterns of biodiversity are:...

Importance of Species Diversity

More diverse ecosystems are more productive. eg. An ecosystem with an exceptional variety of producer species will develop higher biomass to help the considerable biodiversity of consumer species. An ecosystem is more stable and sustainable when it has a greater biodiversity of species. The more diverse the ecosystem, the more considerable its ability to withstand environmental stresses such as drought or invasive infection. An ecosystem’s capacity to respond to any disaster is boosted by its species diversity.In communities with a biodiversity of species, each species can consume a varied proportion of the resources available as per their requirement. As an illustration, plants with smaller roots may access shallow soil’s water and minerals, while those with larger roots can access deeper soil. Rich biodiversity is necessary for ecosystem health and essential for the very survival of the people race on this world. Humans get several products from nature such as fruits, cereals, meat, wood, fiber, raisin, dyes, medicine, antibiotics, and other things.Biodiversity in large numbers supports large-scale interaction among organisms like- the food web....

Loss of Biodiversity

The biological diversity of our world has been rapidly decreasing and the accusing finger is directly pointing to human activities. Loss of biodiversity is primarily caused by overpopulation, urbanization and industrialization, and many other things. Human colonization of tropical Pacific islands has resulted in the disappearance of over 2,000 native bird species. According to the IUCN Red List (2004), 784 species have disappeared in the past 500 years, comprising 338 vertebrates, 359 invertebrates, and 87 plants. A few latest instances of recent extinctions are dodo (Mauritius), Quagga (Africa), Thylacine (Australia), Steller’s sea cow (Russia), and three sub-species (Bali, Javan, and Caspian) of the tiger. There have been 27 species that have disappeared in the past twenty years alone....

Causes of biodiversity Losses

The world is facing an accelerated rate of extinction of species highly As a consequence of human activities. The four major factors that cause of loss of biodiversity are referred to as The Evil Quartet”.these four major factors are mentioned below:...

Why Should We Conserve Biodiversity?

There are several reasons, some obvious and others not so obvious, but all of which are particularly important. They can be classified into three categories is that narrowly utilitarian, broadly utilitarian, and ethical....

Conservation of Species Diversity

Every species plays an important role in an ecosystem. Biodiversity is essential to conserve diversity because if it is once extinct, biodiversity can be preserved in a variety of ways....

FAQs on Biodiversity and Conservation

Q1: What is biodiversity and why it’s necessary?...