Diversity in Living World - The Living World
Q. What is the basic unit of classification in biology? (2020)
A.
Species
B.
Genus
C.
Family
D.
Order
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Solution
The basic unit of classification in biology is the species, which is defined as a group of organisms that can interbreed and produce fertile offspring.
Correct Answer: A — Species
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Q. What is the primary characteristic that distinguishes living organisms from non-living things? (2020)
A.
Ability to reproduce
B.
Ability to move
C.
Ability to grow
D.
Ability to respond to stimuli
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Solution
The primary characteristic that distinguishes living organisms from non-living things is their ability to reproduce, which is essential for the continuation of species.
Correct Answer: A — Ability to reproduce
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Q. What is the primary method of reproduction in bacteria? (2021)
A.
Binary fission
B.
Budding
C.
Fragmentation
D.
Sexual reproduction
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Solution
Bacteria primarily reproduce asexually through binary fission, where a single cell divides into two identical cells.
Correct Answer: A — Binary fission
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Q. What is the scientific name of the domestic cat? (2023)
A.
Canis lupus
B.
Felis catus
C.
Equus caballus
D.
Bos taurus
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Solution
The scientific name of the domestic cat is Felis catus, following the binomial nomenclature system.
Correct Answer: B — Felis catus
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Q. What is the scientific study of living organisms called? (2021)
A.
Botany
B.
Zoology
C.
Biology
D.
Ecology
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Solution
Biology is the scientific study of living organisms.
Correct Answer: C — Biology
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Q. What is the term for the process by which living organisms maintain a stable internal environment? (2019)
A.
Metabolism
B.
Homeostasis
C.
Reproduction
D.
Adaptation
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Solution
Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.
Correct Answer: B — Homeostasis
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Q. What is the term for the variety of life in the world or in a particular habitat or ecosystem? (2020)
A.
Biodiversity
B.
Ecology
C.
Biogeography
D.
Conservation
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Solution
Biodiversity refers to the variety of life in the world or in a particular habitat or ecosystem, encompassing species diversity, genetic diversity, and ecosystem diversity.
Correct Answer: A — Biodiversity
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Q. What is the term used for the scientific study of living organisms? (2020)
A.
Biology
B.
Zoology
C.
Botany
D.
Ecology
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Solution
Biology is the scientific study of living organisms.
Correct Answer: A — Biology
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Q. What term is used to describe the scientific study of living organisms? (2022)
A.
Biology
B.
Zoology
C.
Botany
D.
Ecology
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Solution
Biology is the scientific study of living organisms, encompassing various sub-disciplines such as zoology and botany.
Correct Answer: A — Biology
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Q. What term is used to describe the variety of life in the world or in a particular habitat or ecosystem? (2022)
A.
Biodiversity
B.
Ecology
C.
Biology
D.
Genetics
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Solution
Biodiversity refers to the variety of life in the world or in a particular habitat or ecosystem.
Correct Answer: A — Biodiversity
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Q. Which of the following classifications is the most inclusive? (2019)
A.
Species
B.
Genus
C.
Family
D.
Kingdom
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Solution
Kingdom is the most inclusive classification among the options provided, encompassing a large group of related organisms.
Correct Answer: D — Kingdom
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Q. Which of the following domains includes organisms that are primarily unicellular and prokaryotic? (2023)
A.
Eukarya
B.
Archaea
C.
Bacteria
D.
Both Bacteria and Archaea
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Solution
Both Bacteria and Archaea are domains that include primarily unicellular and prokaryotic organisms.
Correct Answer: D — Both Bacteria and Archaea
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Q. Which of the following domains includes prokaryotic organisms? (2022)
A.
Eukarya
B.
Bacteria
C.
Archaea
D.
Both Bacteria and Archaea
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Solution
Both Bacteria and Archaea are domains that include prokaryotic organisms, which lack a nucleus.
Correct Answer: D — Both Bacteria and Archaea
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Q. Which of the following is a characteristic feature of living organisms? (2019)
A.
Ability to move
B.
Ability to grow
C.
Ability to respond to stimuli
D.
All of the above
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Solution
All of the options listed are characteristic features of living organisms.
Correct Answer: D — All of the above
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Q. Which of the following is a characteristic feature of viruses? (2020)
A.
Cellular structure
B.
Metabolism
C.
Reproduction without a host
D.
Protein coat
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Solution
Viruses have a protein coat (capsid) and lack cellular structure and metabolism, requiring a host to reproduce.
Correct Answer: D — Protein coat
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Q. Which of the following is a characteristic of all living organisms? (2023)
A.
Ability to photosynthesize
B.
Ability to move from one place to another
C.
Ability to respond to stimuli
D.
Ability to produce heat
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Solution
The ability to respond to stimuli is a characteristic of all living organisms, allowing them to interact with their environment.
Correct Answer: C — Ability to respond to stimuli
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Q. Which of the following is a feature of the living world? (2019)
A.
All living organisms are unicellular
B.
All living organisms are multicellular
C.
Living organisms exhibit complex organization
D.
Living organisms do not respond to their environment
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Solution
Living organisms exhibit complex organization, which is a key feature of life, distinguishing them from non-living entities.
Correct Answer: C — Living organisms exhibit complex organization
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Q. Which of the following is a non-living component of an ecosystem? (2022)
A.
Plants
B.
Animals
C.
Water
D.
Bacteria
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Solution
Water is a non-living component of an ecosystem, while plants, animals, and bacteria are living components.
Correct Answer: C — Water
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Q. Which of the following kingdoms includes organisms that are primarily autotrophic? (2019)
A.
Animalia
B.
Fungi
C.
Plantae
D.
Protista
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Solution
The kingdom Plantae includes organisms that are primarily autotrophic, meaning they produce their own food through photosynthesis.
Correct Answer: C — Plantae
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Q. Which of the following levels of organization is the highest? (2020)
A.
Cell
B.
Tissue
C.
Organ
D.
Organism
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Solution
The organism level of organization is the highest, as it encompasses all systems and structures functioning together as a single living entity.
Correct Answer: D — Organism
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Q. Who is known as the father of taxonomy? (2019)
A.
Charles Darwin
B.
Carl Linnaeus
C.
Gregor Mendel
D.
Louis Pasteur
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Solution
Carl Linnaeus is known as the father of taxonomy for developing the system of naming organisms using binomial nomenclature.
Correct Answer: B — Carl Linnaeus
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