Q. What is the term for the male reproductive part of a flower? (2023)
A.
Pistil
B.
Stamen
C.
Ovary
D.
Style
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Solution
The stamen is the male reproductive part of the flower, consisting of the anther and filament.
Correct Answer: B — Stamen
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Q. What is the term for the maximum amount of adsorbate that can be adsorbed on a given mass of adsorbent? (2020)
A.
Adsorption capacity
B.
Saturation point
C.
Equilibrium concentration
D.
Adsorption isotherm
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Solution
The maximum amount of adsorbate that can be adsorbed on a given mass of adsorbent is referred to as the adsorption capacity.
Correct Answer: A — Adsorption capacity
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Q. What is the term for the maximum amount of adsorbate that can be adsorbed on a unit mass of adsorbent? (2020)
A.
Adsorption capacity
B.
Adsorption isotherm
C.
Saturation point
D.
Adsorption efficiency
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Solution
The maximum amount of adsorbate that can be adsorbed on a unit mass of adsorbent is referred to as the adsorption capacity.
Correct Answer: A — Adsorption capacity
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Q. What is the term for the maximum amount of solute that can be adsorbed on a given mass of adsorbent? (2023)
A.
Adsorption capacity
B.
Saturation point
C.
Equilibrium concentration
D.
Adsorption isotherm
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Solution
The maximum amount of solute that can be adsorbed on a given mass of adsorbent is referred to as the adsorption capacity.
Correct Answer: A — Adsorption capacity
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Q. What is the term for the maximum amount of solute that can be adsorbed on a surface? (2021)
A.
Saturation point
B.
Adsorption capacity
C.
Equilibrium constant
D.
Surface tension
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Solution
The maximum amount of solute that can be adsorbed on a surface is referred to as the adsorption capacity.
Correct Answer: B — Adsorption capacity
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Q. What is the term for the maximum population size that an environment can sustain? (2020)
A.
Carrying capacity
B.
Population density
C.
Biotic potential
D.
Ecological footprint
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Solution
Carrying capacity is the maximum number of individuals of a particular species that an environment can support sustainably.
Correct Answer: A — Carrying capacity
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Q. What is the term for the movement of water across a semi-permeable membrane?
A.
Diffusion
B.
Osmosis
C.
Active transport
D.
Facilitated diffusion
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Solution
Osmosis is the movement of water across a semi-permeable membrane from an area of lower solute concentration to an area of higher solute concentration.
Correct Answer: B — Osmosis
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Q. What is the term for the movement of water through a plant against gravity?
A.
Translocation
B.
Transpiration
C.
Capillarity
D.
Hydrolysis
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Solution
Transpiration refers to the process of water movement through a plant and its evaporation from aerial parts, which helps in moving water against gravity.
Correct Answer: B — Transpiration
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Q. What is the term for the movement of water through a plant from roots to leaves?
A.
Translocation
B.
Transpiration
C.
Absorption
D.
Evaporation
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Solution
Translocation refers to the movement of water and nutrients through the plant, specifically from roots to leaves.
Correct Answer: B — Transpiration
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Q. What is the term for the phenomenon where a liquid's surface behaves like a stretched elastic membrane?
A.
Surface Tension
B.
Capillarity
C.
Viscosity
D.
Hydrostatic Pressure
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Solution
Surface tension is the phenomenon where a liquid's surface behaves like a stretched elastic membrane due to cohesive forces.
Correct Answer: A — Surface Tension
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Q. What is the term for the physical location of a gene on a chromosome? (2019)
A.
Allele
B.
Locus
C.
Genotype
D.
Phenotype
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Solution
The physical location of a gene on a chromosome is called a locus.
Correct Answer: B — Locus
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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 process of forming gametes? (2021)
A.
Mitosis
B.
Meiosis
C.
Fertilization
D.
Budding
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Solution
Meiosis is the process that leads to the formation of gametes, reducing the chromosome number by half.
Correct Answer: B — Meiosis
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Q. What is the term for the process of muscle fibers increasing in size? (2023)
A.
Hypertrophy
B.
Atrophy
C.
Hyperplasia
D.
Dystrophy
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Solution
Hypertrophy refers to the increase in size of muscle fibers, often as a result of resistance training.
Correct Answer: A — Hypertrophy
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Q. What is the term for the process of urine formation? (2020)
A.
Filtration
B.
Reabsorption
C.
Secretion
D.
All of the above
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Solution
Urine formation involves filtration, reabsorption, and secretion processes in the nephron.
Correct Answer: D — All of the above
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Q. What is the term for the process where a solid adsorbs a liquid or gas? (2022)
A.
Absorption
B.
Adsorption
C.
Desorption
D.
Sorption
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Solution
Adsorption is the process where a solid attracts and holds molecules of a liquid or gas on its surface.
Correct Answer: B — Adsorption
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Q. What is the term for the process where an organism develops from an unfertilized egg? (2020)
A.
Asexual reproduction
B.
Parthenogenesis
C.
Budding
D.
Fission
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Solution
Parthenogenesis is a form of asexual reproduction where an organism develops from an unfertilized egg.
Correct Answer: B — Parthenogenesis
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Q. What is the term for the temperature at which a substance changes from liquid to gas? (2023)
A.
Melting point
B.
Boiling point
C.
Freezing point
D.
Sublimation point
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Solution
The temperature at which a substance changes from liquid to gas is called the boiling point.
Correct Answer: B — Boiling point
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Q. What is the term for the transfer of pollen from anther to stigma? (2020)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Propagation
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Solution
The transfer of pollen from the anther to the stigma is called pollination.
Correct Answer: B — Pollination
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Q. What is the term for the transfer of pollen from one flower to another? (2023)
A.
Self-pollination
B.
Cross-pollination
C.
Fertilization
D.
Germination
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Solution
Cross-pollination refers to the transfer of pollen from the anther of one flower to the stigma of another flower.
Correct Answer: B — Cross-pollination
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Q. What is the term for the transfer of pollen from the anther to the stigma of the same flower? (2019)
A.
Self-pollination
B.
Cross-pollination
C.
Autogamy
D.
Geitonogamy
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Solution
Self-pollination refers to the transfer of pollen from the anther to the stigma of the same flower, leading to fertilization.
Correct Answer: A — Self-pollination
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Q. What is the term for the transfer of pollen from the male part to the female part of a flower? (2021)
A.
Fertilization
B.
Pollination
C.
Germination
D.
Propagation
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Solution
Pollination is the transfer of pollen from the male part (anther) to the female part (stigma) of a flower.
Correct Answer: B — Pollination
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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 for the volume of air that can be forcibly exhaled after a normal exhalation? (2023)
A.
Tidal volume
B.
Vital capacity
C.
Expiratory reserve volume
D.
Inspiratory reserve volume
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Solution
Expiratory reserve volume is the amount of air that can be forcibly exhaled after the end of a normal exhalation.
Correct Answer: C — Expiratory reserve volume
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Q. What is the term independent of x in the expansion of (2x - 3)^8?
A.
-256
B.
256
C.
-512
D.
512
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Solution
The term independent of x is given by C(8,4) * (2x)^4 * (-3)^4 = 70 * 16 * 81 = -256.
Correct Answer: A — -256
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Q. What is the term independent of x in the expansion of (3x - 2)^6?
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Solution
The term independent of x occurs when k = 3. Using the binomial theorem, the term is C(6,3) * (3x)^3 * (-2)^(6-3) = 20 * 27 * -8 = -4320.
Correct Answer: C — 40
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Q. What is the term used for the maximum amount of solute that can be adsorbed on a surface? (2023)
A.
Saturation point
B.
Adsorption isotherm
C.
Langmuir constant
D.
Adsorption capacity
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Solution
The term 'adsorption capacity' refers to the maximum amount of solute that can be adsorbed on a surface under specific conditions.
Correct Answer: D — Adsorption capacity
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Q. What is the term used for the process of removing adsorbed molecules from a surface? (2020)
A.
Desorption
B.
Absorption
C.
Sorption
D.
Adsorption
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Solution
Desorption is the process of removing adsorbed molecules from a surface, while adsorption is the process of molecules adhering to a surface.
Correct Answer: A — Desorption
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Q. What is the term used for the scientific study of classification? (2022)
A.
Phylogeny
B.
Taxonomy
C.
Morphology
D.
Ecology
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Solution
Taxonomy is the scientific study of classification, naming, and identifying organisms.
Correct Answer: B — Taxonomy
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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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