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Biodiversity Levels and Concepts
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Biodiversity Levels and Concepts
Biodiversity Levels and Concepts
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1
Question
Who first used the term Biological Diversity and in which year?
Answer
Raymond F. Dasmann, 1968
2
Question
When did the term Biodiversity come into common usage in science and policy?
Answer
1980s
3
Question
Biodiversity includes which broad components?
Answer
Genes, species, and ecosystems
4
Question
What is one role of biodiversity in an ecosystem?
Answer
Builds ecosystem complexity through organism interactions
5
Question
How does biodiversity relate to assessing ecosystem health?
Answer
Used as a basic parameter to assess health of an ecosystem
6
Question
What forms of life does biodiversity encompass beyond large animals and plants?
Answer
Micro-organisms, domesticated and cultivated plants, seeds, germplasm
7
Question
What can happen if one component of biodiversity is altered?
Answer
Ecosystem may be affected
8
Question
What are the three fundamental hierarchical levels of biodiversity?
Answer
Genetic, species, ecosystem diversity
9
Question
What is genetic diversity?
Answer
Diversity within a species (intra-species)
10
Question
What is species diversity also known as?
Answer
Organismic diversity or taxonomic diversity
11
Question
What is ecosystem diversity?
Answer
Diversity at the habitat or ecological level
12
Question
In the flow diagram by Castri and Younes, what does Genetic Diversity connect?
Answer
Community, Population, Individual, cell, molecule
13
Question
In the Castri and Younes flow diagram, what does Species Diversity connect?
Answer
Kingdom, Phylum, Class, Order, Family, Genus, Species, Subspecies
14
Question
In the Castri and Younes flow diagram, what does Ecosystem Diversity connect?
Answer
Biosphere, Biome, Ecosystem, Patch, Habitat
15
Question
What is the broad purpose of Chapter 2 of Biodiversity and its Conservation?
Answer
Orient learners to biodiversity in India and its conservation importance
16
Question
What global environmental issues have increased focus on biodiversity?
Answer
Global warming and ozone depletion
17
Question
What are examples of genetic material included in biodiversity?
Answer
Seeds and germplasm
18
Question
How is biodiversity defined in simple terms in this text?
Answer
Combination of life-forms and their interactions in an area
19
Question
What happens to ecosystem strength when all organisms are present?
Answer
Ecosystem gains strength as building blocks interact
20
Question
What is meant by intra-species diversity?
Answer
Genetic variation within a single species
21
Question
What is meant by inter-species diversity?
Answer
Variation between different species
22
Question
What is meant by ecosystem diversity in practical terms?
Answer
Variation across habitats, biomes, ecosystems within an area
23
Question
What is the original meaning of ‘bio’ in biodiversity?
Answer
Life
24
Question
What is the meaning of ‘diverse’ in biodiversity?
Answer
Variety
25
Question
What causes the complexity of an ecosystem according to the text?
Answer
Interactions among organisms
26
Question
Name one external factor that has increased biodiversity’s importance recently.
Answer
Environmental politics addressing global warming or ozone depletion
27
Question
What is the definition of biodiversity according to the 1992 Earth Summit?
Answer
Variability among living organisms from all sources, including ecosystems, within and between species
28
Question
What is the significance of biodiversity in terms of life on Earth?
Answer
It is the essence of life and the web of life humans are part of
29
Question
What does biodiversity aim to measure at regional scales?
Answer
Genes, species, and ecosystems within a region
30
Question
What is the relationship between biodiversity and genetic material in seeds?
Answer
Germin plasm is part of biodiversity as genetic material