Geography CBSE Class 10 Forest and Wild Resources SAQ. Ans. Biodiversity is the sum total of all the varieties of species of plants, animals and micro-organisms living on the earth. It also includes the habitat in which they live.
What is biodiversity class 10 forest and wild resources?
Geography CBSE Class 10 Forest and Wild Resources SAQ. Ans. Biodiversity is the sum total of all the varieties of species of plants, animals and micro-organisms living on the earth. It also includes the habitat in which they live.
What is biodiversity and its types?
Biodiversity and its Types 1 Biodiversity Definition. “Biodiversity is the variation among living organisms from different sources including terrestrial, marine and desert ecosystems, and the ecological complexes of which they are a part.” 2 Types of Biodiversity. ... 3 Importance Of Biodiversity. ... 4 Biodiversity in India. ...
What are some examples of biodiversity in a grassland?
A single grassland can contain a wide range of species, from beetles to snakes to antelopes. Ecosystems that host the most biodiversity tend to have ideal environmental conditions for plant growth, like the warm and wet climate of tropical regions. Ecosystems can also contain species too small to see with the naked eye.
Which areas of the world have high biodiversity?
Some areas in the world, such as areas of Mexico, South Africa, Brazil, the southwestern United States, and Madagascar, have more biodiversity than others. Areas with extremely high levels of biodiversity are called hotspots.
What is biodiversity class 10?
Biodiversity is the number and variety of plants, animals and other organisms that are living in an ecosystem. Biodiversity is a measure of the variety of organisms that exist in different ecosystems.
What is biodiversity in geography?
The term biodiversity (from “biological diversity”) refers to the variety of life on Earth at all its levels, from genes to ecosystems, and can encompass the evolutionary, ecological, and cultural processes that sustain life.
What is biodiversity short answer?
Biodiversity is all the different kinds of life you'll find in one area—the variety of animals, plants, fungi, and even microorganisms like bacteria that make up our natural world. Each of these species and organisms work together in ecosystems, like an intricate web, to maintain balance and support life.
What is biodiversity and why is it important class 10?
Biodiversity refers to the variety of life on the Earth. Biodiversity includes the total number of species of plants, animals, and microorganisms living on the earth. Biodiversity is important for human lives because: To maintain ecological balance.
What is biodiversity introduction?
Biodiversity is the variety of living species on Earth – plants, animals and microorganisms – and the ecosystems they form. An ecosystem is the name given to all living species that live together in a stable community, interacting with one another and their physical environment.
What is biodiversity Mcq?
Biodiversity refers to all living organisms that exist on earth and cooperate for sustainable living. Irrespective of size and species, biodiversity includes plants, animals, microorganisms, etc.
What is biodiversity class 10 Brainly?
Brainly User. Answer: The variety of plant and animal life in the world or in a particular habitat, a high level of which is usually considered to be important and desirable. This is known as biodiversity.
What is biodiversity essay?
Essay on Biodiversity– Biodiversity is the presence of different species of plants and animals on the earth. Moreover, it is also called biological diversity as it is related to the variety of species of flora and fauna. Biodiversity plays a major role in maintaining the balance of the earth.
What is biodiversity for 9th class?
Biodiversity is defined as the total number of plants and animals found in a given area. It is essentially a measurement of all genetic, species, and ecosystem levels.
What is biodiversity India?
India is the world's 8th most biodiverse region with a 0.46 BioD score on diversity index, 102,718 species of fauna and 23.39% of the nation's geographical area under forest and tree cover in 2020.
What is biodiversity and its type?
Biodiversity refers to the variety of species both flora and fauna present in an area. It can be classified into following three types: Genetic diversity: It is the diversity within species. Species Diversity: It is the diversity between species. ecosystem diversity: It is the diversity between ecosystems.
What is biodiversity with diagram?
It refers to the variability's among species of plants, animals and microorganisms; ecosystems; ecosystem including terrestrial, aerial, marine and other aquatic system and ecological complexes of which they are part. In simpler terms, biodiversity is the assemblage of different life forms (Fig. 19.1).
What is biodiversity?
Biodiversity is the variation among living organisms from different sources including terrestrial, marine and desert ecosystems, and the ecological...
What are the different types of biodiversity?
The three types of biodiversity are: Species Diversity Genetic Diversity Ecological Diversity
What is ecological diversity?
Ecological biodiversity refers to the variations in the plant and animal species living together and connected by food chains and food webs.
What is the role of biodiversity in maintaining environmental balance?
Biodiversity boosts ecosystem productivity where each species, no matter how small, all has an important role to play. For example, A larger number...
What is the importance of biodiversity?
Importance of Biodiversity: Biodiversity has a number of functions on the Earth. These are as follows: Maintaining the balance of the ecosystem: R...
What is biodiversity?
Biodiversity describes the richness and variety of life on earth. It is the most complex and important feature of our planet. Without biodiversity, life would not sustain. The term biodiversity was coined in 1985. It is important in natural as well as artificial ecosystems.
What is biodiversity in biology?
It refers to variabilities among plants, animals and microorganism species. Biodiversity includes the number of different organisms and their relative frequencies in an ecosystem. It also reflects the organization of organisms at different levels. Biodiversity holds ecological and economic significance.
What is the difference between ecological diversity and biodiversity?
An ecosystem is a collection of living and non-living organisms and their interaction with each other. Ecological biodiversity refers to the variations in the plant and animal species living together and connected by food chains and food webs.
Why is biodiversity important?
Biodiversity holds ecological and economic significance. It provides us with nourishment, housing, fuel, clothing and several other resources. It also extracts monetary benefits through tourism. Therefore, it is very important to have a good knowledge of biodiversity for a sustainable livelihood. Also Read: Flagship Species.
What is biodiversity in ecosystems?
It is the diversity observed among the different ecosystems in a region. Diversity in different ecosystems like deserts, rainforests, mangroves, etc., include ecological diversity. Also Read: Biodiversity in Plants and Animals.
What are the medicinal plants that are used in the National Parks?
Wild plants such as Cinchona and Foxglove plant are used for medicinal purposes. Wood, fibres, perfumes, lubricants, rubber, resins, poison and cork are all derived from different plant species. The national parks and sanctuaries are a source of tourism. They are a source of beauty and joy for many people.
What is the most diverse country in the world?
Biodiversity in India . India is one of the most diverse nations in the world. It ranks ninth in terms of plant species richness. Two of the world’s 25 biodiversity hotspots are found in India. It is the origin of important crop species such as pigeon pea, eggplant, cucumber, cotton and sesame.
What is the definition of biodiversity?
Biodiversity. Biodiversity is a term used to describe the enormous variety of life on Earth. It can be used more specifically to refer to all of the species in one region or ecosystem. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans.
Which countries have the most biodiversity?
Some areas in the world, such as areas of Mexico, South Africa, Brazil, the southwestern United States, and Madagascar, have more biodiversity than others. Areas with extremely high levels of biodiversity are called hotspots.
What are the species that live in grassland?
A single grassland can contain a wide range of species, from beetles to snakes to antelopes. Ecosystems that host the most biodiversity tend to have ideal environmental conditions for plant growth, like the warm and wet climate of tropical regions. Ecosystems can also contain species too small to see with the naked eye.
What is genetic diversity?
genetic diversity. Noun. difference or variety of units of inheritance (genes) in a species. hotspot. Noun. area that contains a significant level of biodiversity and is threatened with destruction. naturalist. Noun. person who studies the natural history or natural development of organisms and the environment.
How many species will be wiped out in the next century?
These threats have caused an unprecedented rise in the rate of species extinction. Some scientists estimate that half of all species on Earth will be wiped out within the next century. Conservation efforts are necessary to preserve biodiversity and protect endangered species and their habitats.
What are some examples of species that are only found in some particular region usually isolated by natural or geographical barriers?
The species which are only found in some particular region usually isolated by natural or geographical barriers. The examples of such species are the Andaman teal, Nicobar pigeon, Andaman wild pig, etc.
What is the Biological Loss of Forest and Wildlife?
(i) Biological loss of forest and wildlife has increasingly marginalised and impoverished many indigenous and other forest dependent communities, who directly depend on various components of the forest and wildlife for food, drink, medicine, culture, spirituality, etc.
What are virgin forests called?
Such beliefs have preserved several virgin forests in pristine form called Sacred Groves (the forests of God and Goddesses}. These patches of forest or parts,of large forests have been left untouched by the local people and any interference with them is banned.
How many square kilometers of forests were cleared in 1951?
Ans. . (i) Since 1951, over 5,000 square kilometres of forests were cleared for river valley projects. (ii) Clearing of forests is still continuing because of new projects like the Sardar Sarovar Project, the Ranjit Sagar Dam Project, etc. Many wildlife sanctuaries are seriously threatened due to large scale mining activities.
What is the difference between endangered and normal species?
Ans. Normal species are the species whose population levels are considered to be normal for their survival , such as cattle, sal, pine, rodents, etc. Whereas the endangered species are the species which are in danger of extinction.
What are some examples of endangered species?
The survival of such species is difficult if the negative factors that have led to a decline in their population continue to operate. Black buck, crocodile, Indian wild ass, Indian rhino, lion tailed macaque, etc., are examples of endangered species. Q.5.
