Q. Which of the following is a feature of the kingdom Protista? (2021)
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A.
All are multicellular
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B.
All are autotrophic
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C.
Eukaryotic and mostly unicellular
-
D.
Prokaryotic
Solution
The kingdom Protista consists of eukaryotic organisms that are mostly unicellular.
Correct Answer: C — Eukaryotic and mostly unicellular
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Q. Which of the following is a feature of the living world? (2019)
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A.
All living organisms are unicellular
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B.
All living organisms are multicellular
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C.
Living organisms exhibit complex organization
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D.
Living organisms do not respond to their environment
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 feature of the parliamentary system of government in India?
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A.
Bicameral legislature
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B.
Single executive
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C.
Fixed tenure
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D.
Direct elections
Solution
India has a bicameral legislature consisting of the Lok Sabha and the Rajya Sabha.
Correct Answer: A — Bicameral legislature
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Q. Which of the following is a feature of the phylum Annelida? (2022)
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A.
Body divided into segments
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B.
Presence of a shell
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C.
Radial symmetry
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D.
Exoskeleton
Solution
Annelids, such as earthworms, are characterized by their segmented bodies.
Correct Answer: A — Body divided into segments
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Q. Which of the following is a feature of the phylum Arthropoda? (2023)
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A.
Presence of a backbone
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B.
Jointed appendages
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C.
Soft body
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D.
Radial symmetry
Solution
Arthropods are known for their jointed appendages, which aid in movement and feeding.
Correct Answer: B — Jointed appendages
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Q. Which of the following is a feature of the phylum Echinodermata? (2020)
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A.
Radial symmetry
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B.
Exoskeleton made of chitin
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C.
Jointed appendages
-
D.
Body divided into segments
Solution
Echinoderms exhibit radial symmetry and have a calcareous endoskeleton.
Correct Answer: A — Radial symmetry
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Q. Which of the following is a feature of the phylum Platyhelminthes? (2019)
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A.
Coelomate body plan
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B.
Flat body shape
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C.
Jointed appendages
-
D.
Presence of a shell
Solution
Platyhelminthes, or flatworms, are characterized by their flat body shape and lack of a coelom.
Correct Answer: B — Flat body shape
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Q. Which of the following is a feature of the phylum Porifera? (2020)
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A.
Body is segmented
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B.
Presence of a true coelom
-
C.
Body is porous
-
D.
Radial symmetry
Solution
Porifera, or sponges, are characterized by their porous bodies that allow water to flow through.
Correct Answer: C — Body is porous
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Q. Which of the following is a feature of the Plantae kingdom? (2023)
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A.
Heterotrophic nutrition
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B.
Cell walls made of chitin
-
C.
Photosynthetic autotrophs
-
D.
Unicellular organisms
Solution
The Plantae kingdom is characterized by photosynthetic autotrophs, which produce their own food through photosynthesis.
Correct Answer: C — Photosynthetic autotrophs
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Q. Which of the following is a feature of viruses? (2020)
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A.
Cellular structure
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B.
Metabolism
-
C.
Reproduction only in host cells
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D.
Photosynthesis
Solution
Viruses can only reproduce inside host cells, as they lack cellular structure and metabolism.
Correct Answer: C — Reproduction only in host cells
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Q. Which of the following is a feature of webmail services? (2022)
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A.
Requires software installation
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B.
Accessible from any device with internet
-
C.
Limited storage capacity
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D.
Only available on desktop
Solution
Webmail services are accessible from any device with internet access, making them very convenient.
Correct Answer: B — Accessible from any device with internet
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Q. Which of the following is a flagship program aimed at improving sanitation and hygiene in rural areas?
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A.
Swachh Bharat Mission
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B.
Pradhan Mantri Gram Sadak Yojana
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C.
National Rural Livelihoods Mission
-
D.
Bharatmala Pariyojana
Solution
The Swachh Bharat Mission is a flagship program aimed at improving sanitation and hygiene in rural areas.
Correct Answer: A — Swachh Bharat Mission
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Q. Which of the following is a flagship program aimed at improving sanitation in rural areas? (2014)
-
A.
Swachh Bharat Mission
-
B.
Pradhan Mantri Awas Yojana
-
C.
National Rural Livelihood Mission
-
D.
Beti Bachao Beti Padhao
Solution
The Swachh Bharat Mission is a flagship program aimed at improving sanitation and hygiene in rural areas.
Correct Answer: A — Swachh Bharat Mission
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Q. Which of the following is a form of asexual reproduction? (2021)
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A.
Fertilization
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B.
Budding
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C.
Pollination
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D.
Conjugation
Solution
Budding is a form of asexual reproduction where a new organism develops from an outgrowth or bud.
Correct Answer: B — Budding
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Q. Which of the following is a form of vegetative propagation? (2021)
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A.
Cutting
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B.
Budding
-
C.
Binary fission
-
D.
Spore formation
Solution
Cutting is a method of vegetative propagation where a part of a plant is used to grow a new plant.
Correct Answer: A — Cutting
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Q. Which of the following is a form of vegetative reproduction? (2023)
-
A.
Cuttings
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B.
Budding
-
C.
Binary fission
-
D.
Spore formation
Solution
Cuttings are a form of vegetative reproduction where a part of the plant is used to grow a new plant.
Correct Answer: A — Cuttings
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Q. Which of the following is a function in Excel? (2023)
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A.
SUM
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B.
ADD
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C.
TOTAL
-
D.
CALCULATE
Solution
SUM is a built-in function in Excel used to add numbers.
Correct Answer: A — SUM
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Q. Which of the following is a function in Microsoft Excel? (2023)
-
A.
SUM
-
B.
PRINT
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C.
SAVE
-
D.
OPEN
Solution
The function 'SUM' is used in Microsoft Excel to add numbers.
Correct Answer: A — SUM
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Q. Which of the following is a function of carbohydrates?
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A.
Energy source
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B.
Hormone production
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C.
Genetic coding
-
D.
Cell membrane structure
Solution
Carbohydrates primarily serve as an energy source for living organisms.
Correct Answer: A — Energy source
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Q. Which of the following is a function of cytokinins in plant development? (2023)
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A.
Promote leaf senescence
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B.
Delay aging of leaves
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C.
Inhibit cell division
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D.
Promote root growth
Solution
Cytokinins are known to delay leaf senescence and promote cell division, enhancing growth.
Correct Answer: B — Delay aging of leaves
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Q. Which of the following is a function of cytokinins in plants? (2019)
-
A.
Promoting leaf senescence
-
B.
Stimulating root growth
-
C.
Inhibiting cell division
-
D.
Promoting shoot development
Solution
Cytokinins promote shoot development and are involved in delaying leaf senescence.
Correct Answer: D — Promoting shoot development
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Q. Which of the following is a function of cytokinins? (2019)
-
A.
Promoting leaf senescence
-
B.
Stimulating lateral bud growth
-
C.
Inhibiting cell division
-
D.
Promoting root growth
Solution
Cytokinins stimulate lateral bud growth and delay leaf senescence.
Correct Answer: B — Stimulating lateral bud growth
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Q. Which of the following is a function of epithelial tissue? (2023)
-
A.
Transport
-
B.
Absorption
-
C.
Secretion
-
D.
All of the above
Solution
Epithelial tissue performs various functions including transport, absorption, and secretion.
Correct Answer: D — All of the above
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Q. Which of the following is a function of ethylene in plants? (2022)
-
A.
Promotes leaf growth
-
B.
Stimulates root development
-
C.
Inhibits fruit ripening
-
D.
Promotes senescence
Solution
Ethylene promotes senescence, which is the aging process in plants, leading to leaf drop and fruit ripening.
Correct Answer: D — Promotes senescence
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Q. Which of the following is a function of lipids?
-
A.
Energy storage
-
B.
Catalysis
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C.
Genetic information
-
D.
Structural support
Solution
Lipids are primarily used for energy storage in organisms.
Correct Answer: A — Energy storage
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Q. Which of the following is a function of plasma in the blood? (2021)
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A.
Transporting oxygen
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B.
Transporting nutrients and hormones
-
C.
Fighting infections
-
D.
Clotting blood
Solution
Plasma is the liquid component of blood that carries nutrients, hormones, and waste products throughout the body.
Correct Answer: B — Transporting nutrients and hormones
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Q. Which of the following is a function of proteins in the body?
-
A.
Energy storage
-
B.
Hormonal regulation
-
C.
Transport of molecules
-
D.
All of the above
Solution
Proteins serve multiple functions in the body, including energy storage, hormonal regulation, and transport of molecules.
Correct Answer: D — All of the above
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Q. Which of the following is a function of proteins?
-
A.
Energy storage
-
B.
Hormonal regulation
-
C.
Genetic information
-
D.
Cell membrane structure
Solution
Proteins play a crucial role in hormonal regulation among other functions.
Correct Answer: B — Hormonal regulation
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Q. Which of the following is a function of saliva? (2022)
-
A.
Digestion of fats
-
B.
Digestion of proteins
-
C.
Digestion of carbohydrates
-
D.
Absorption of nutrients
Solution
Saliva contains amylase, which begins the digestion of carbohydrates in the mouth.
Correct Answer: C — Digestion of carbohydrates
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Q. Which of the following is a function of system software? (2019)
-
A.
Word processing
-
B.
Database management
-
C.
File management
-
D.
Web browsing
Solution
File management is a function of system software, which helps manage files on a computer.
Correct Answer: C — File management
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