Q. Which organelle is responsible for energy production in the cell?
A.
Nucleus
B.
Ribosome
C.
Mitochondria
D.
Endoplasmic Reticulum
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Solution
Mitochondria are known as the powerhouse of the cell, where ATP is produced through cellular respiration.
Correct Answer:
C
— Mitochondria
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Q. Which organelle is responsible for producing ATP?
A.
Nucleus
B.
Ribosome
C.
Mitochondria
D.
Endoplasmic Reticulum
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Solution
Mitochondria are known as the powerhouse of the cell, where ATP is produced through cellular respiration.
Correct Answer:
C
— Mitochondria
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Q. Which part of the brain is responsible for regulating heart rate and breathing?
A.
Cerebrum
B.
Cerebellum
C.
Medulla oblongata
D.
Thalamus
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Solution
The medulla oblongata controls autonomic functions such as heart rate and breathing.
Correct Answer:
C
— Medulla oblongata
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Q. Which part of the brain is responsible for regulating heart rate?
A.
Cerebrum
B.
Cerebellum
C.
Medulla oblongata
D.
Thalamus
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Solution
The medulla oblongata controls autonomic functions, including heart rate and breathing.
Correct Answer:
C
— Medulla oblongata
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Q. Which part of the cell is responsible for packaging and modifying proteins?
A.
Golgi apparatus
B.
Lysosome
C.
Nucleus
D.
Mitochondria
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Solution
The Golgi apparatus modifies, sorts, and packages proteins for secretion or delivery to other organelles.
Correct Answer:
A
— Golgi apparatus
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Q. Which part of the Indian Constitution contains the Fundamental Rights? (2022)
A.
Part I
B.
Part III
C.
Part IV
D.
Part V
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Solution
Fundamental Rights are enshrined in Part III of the Indian Constitution.
Correct Answer:
B
— Part III
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Q. Which part of the Indian Constitution deals with the Directive Principles of State Policy?
A.
Part III
B.
Part IV
C.
Part V
D.
Part VI
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Solution
The Directive Principles of State Policy are enshrined in Part IV of the Indian Constitution.
Correct Answer:
B
— Part IV
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Q. Which part of the nervous system controls involuntary actions?
A.
Central nervous system
B.
Peripheral nervous system
C.
Autonomic nervous system
D.
Somatic nervous system
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Solution
The autonomic nervous system controls involuntary actions such as heart rate, digestion, and respiratory rate.
Correct Answer:
C
— Autonomic nervous system
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Q. Which part of the plant is primarily responsible for nutrient absorption?
A.
Leaves
B.
Stems
C.
Roots
D.
Flowers
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Solution
Roots are the primary organs for nutrient and water absorption from the soil, anchoring the plant and providing stability.
Correct Answer:
C
— Roots
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Q. Which part of the plant is primarily responsible for the uptake of water and minerals? (2020)
A.
Leaves
B.
Stems
C.
Roots
D.
Flowers
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Solution
Roots are specialized for absorbing water and nutrients from the soil, making them crucial for plant growth.
Correct Answer:
C
— Roots
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Q. Which particle is responsible for carrying the electromagnetic force? (2019)
A.
Electron
B.
Photon
C.
Neutron
D.
Proton
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Solution
The photon is the force carrier for electromagnetic interactions.
Correct Answer:
B
— Photon
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Q. Which phenomenon is characterized by a significant drop in temperature and heavy snowfall? (2023)
A.
Heatwave
B.
Blizzard
C.
Drought
D.
Tornado
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Solution
A blizzard is characterized by a significant drop in temperature and heavy snowfall, often accompanied by strong winds.
Correct Answer:
B
— Blizzard
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Q. Which phenomenon is characterized by a sudden increase in temperature in the stratosphere?
A.
Tornado
B.
Heatwave
C.
Stratospheric warming
D.
Cold front
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Solution
Stratospheric warming is characterized by a sudden increase in temperature in the stratosphere.
Correct Answer:
C
— Stratospheric warming
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Q. Which pigment is primarily responsible for photosynthesis in plants?
A.
Chlorophyll a
B.
Carotenoids
C.
Xanthophylls
D.
Anthocyanins
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Solution
Chlorophyll a is the main pigment involved in photosynthesis, absorbing light energy to convert carbon dioxide and water into glucose and oxygen.
Correct Answer:
A
— Chlorophyll a
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Q. Which pigment is primarily responsible for the absorption of light in photosynthesis?
A.
Chlorophyll a
B.
Carotenoids
C.
Xanthophylls
D.
Chlorophyll b
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Solution
Chlorophyll a is the main pigment involved in photosynthesis, absorbing light primarily in the blue and red wavelengths.
Correct Answer:
A
— Chlorophyll a
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Q. Which pigment is primarily responsible for the green color of plants?
A.
Carotenoids
B.
Chlorophyll
C.
Xanthophyll
D.
Anthocyanins
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Solution
Chlorophyll is the pigment that gives plants their green color and is essential for photosynthesis, allowing plants to absorb light energy.
Correct Answer:
B
— Chlorophyll
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Q. Which pigment is responsible for the red color in plants? (2021)
A.
Chlorophyll
B.
Carotenoids
C.
Anthocyanins
D.
Xanthophylls
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Solution
Anthocyanins are pigments that give red, purple, and blue colors to many plants.
Correct Answer:
C
— Anthocyanins
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Q. Which pigment is responsible for the red color in some plants? (2019)
A.
Chlorophyll
B.
Carotenoids
C.
Anthocyanins
D.
Xanthophylls
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Solution
Anthocyanins are pigments that give red, purple, and blue colors to many plants, especially in fruits and flowers.
Correct Answer:
C
— Anthocyanins
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Q. Which process describes the movement of water from the roots to the leaves of a plant?
A.
Translocation
B.
Transpiration
C.
Absorption
D.
Capillarity
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Solution
Translocation refers to the movement of water and nutrients through the plant, specifically from the roots to the leaves.
Correct Answer:
A
— Translocation
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Q. Which process describes the movement of water from the roots to the leaves?
A.
Translocation
B.
Transpiration
C.
Absorption
D.
Capillarity
Show solution
Solution
Translocation refers to the movement of water and nutrients through the plant, specifically from the roots to the leaves.
Correct Answer:
A
— Translocation
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Q. Which process do plants use to convert sunlight into chemical energy? (2019)
A.
Respiration
B.
Photosynthesis
C.
Fermentation
D.
Transpiration
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Solution
Photosynthesis is the process by which plants convert sunlight into chemical energy stored in glucose.
Correct Answer:
B
— Photosynthesis
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Q. Which process involves the conversion of light energy into chemical energy?
A.
Respiration
B.
Transpiration
C.
Photosynthesis
D.
Fermentation
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Solution
Photosynthesis is the process by which plants convert light energy into chemical energy stored in glucose.
Correct Answer:
C
— Photosynthesis
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Q. Which process involves the movement of water across a semipermeable membrane?
A.
Diffusion
B.
Osmosis
C.
Active transport
D.
Facilitated diffusion
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Solution
Osmosis is the process of water movement across a semipermeable membrane from an area of lower solute concentration to an area of higher solute concentration.
Correct Answer:
B
— Osmosis
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Q. Which process involves the movement of water from the roots to the leaves of a plant?
A.
Transpiration
B.
Photosynthesis
C.
Glycolysis
D.
Respiration
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Solution
Transpiration is the process where water is absorbed by plant roots and moves through the plant to evaporate from the leaves.
Correct Answer:
A
— Transpiration
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Q. Which process involves the movement of water from the roots to the leaves?
A.
Transpiration
B.
Photosynthesis
C.
Respiration
D.
Germination
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Solution
Transpiration is the process through which water is absorbed by plant roots and then evaporated from the leaves, creating a continuous flow of water.
Correct Answer:
A
— Transpiration
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Q. Which prominent leader was associated with the formation of the Forward Bloc in 1939? (1939)
A.
Mahatma Gandhi
B.
Jawaharlal Nehru
C.
Subhas Chandra Bose
D.
Sardar Patel
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Solution
Subhas Chandra Bose formed the Forward Bloc in 1939 to unite various factions of the Indian National Congress.
Correct Answer:
C
— Subhas Chandra Bose
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Q. Which river is known as the 'Sorrow of Bihar'?
A.
Ganges
B.
Kosi
C.
Yamuna
D.
Brahmaputra
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Solution
The Kosi River is known as the 'Sorrow of Bihar' due to its frequent flooding.
Correct Answer:
B
— Kosi
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Q. Which schedule of the Indian Constitution contains the list of states and union territories? (2016)
A.
First Schedule
B.
Second Schedule
C.
Third Schedule
D.
Fourth Schedule
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Solution
The First Schedule of the Indian Constitution contains the names of the states and union territories.
Correct Answer:
A
— First Schedule
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Q. Which schedule of the Indian Constitution contains the list of the State List? (2023)
A.
First Schedule
B.
Seventh Schedule
C.
Ninth Schedule
D.
Tenth Schedule
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Solution
The Seventh Schedule of the Indian Constitution contains the distribution of powers between the Union and the States, including the State List.
Correct Answer:
B
— Seventh Schedule
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Q. Which schedule of the Indian Constitution contains the list of the states and union territories? (2016)
A.
First Schedule
B.
Second Schedule
C.
Third Schedule
D.
Fourth Schedule
Show solution
Solution
The First Schedule of the Indian Constitution contains the names of the states and union territories.
Correct Answer:
A
— First Schedule
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