Q. What is the term for the loss of a species from a particular habitat? (2020)
A.
Extinction
B.
Endangerment
C.
Extirpation
D.
Depletion
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Solution
Extirpation refers to the loss of a species from a particular habitat, while extinction refers to the loss of a species globally.
Correct Answer:
C
— Extirpation
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Q. What is the term for the loss of biodiversity due to habitat destruction? (2023)
A.
Overexploitation
B.
Pollution
C.
Habitat fragmentation
D.
Extinction
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Solution
Habitat fragmentation leads to the loss of biodiversity as it divides ecosystems and isolates species.
Correct Answer:
C
— Habitat fragmentation
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Q. What is the term for the loss of genetic diversity within a species? (2023)
A.
Genetic erosion
B.
Genetic drift
C.
Genetic bottleneck
D.
Genetic variation
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Solution
Genetic erosion refers to the loss of genetic diversity within a species, which can threaten its survival.
Correct Answer:
A
— Genetic erosion
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Q. What is the term for the loss of water vapor from the aerial parts of plants? (2020)
A.
Transpiration
B.
Evaporation
C.
Condensation
D.
Respiration
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Solution
Transpiration is the process of water vapor loss from the aerial parts of plants, mainly through stomata.
Correct Answer:
A
— Transpiration
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Q. What is the term for the loss of water vapor from the aerial parts of the plant?
A.
Transpiration
B.
Evaporation
C.
Condensation
D.
Respiration
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Solution
Transpiration is the process of water vapor loss from the aerial parts of the plant, mainly through stomata.
Correct Answer:
A
— Transpiration
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Q. What is the term for the lowest frequency of a sound wave in a harmonic series?
A.
Fundamental frequency
B.
Overtone
C.
Harmonic
D.
Resonance
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Solution
The lowest frequency in a harmonic series is called the fundamental frequency.
Correct Answer:
A
— Fundamental frequency
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Q. What is the term for the male gamete in flowering plants? (2023)
A.
Ovule
B.
Pollen grain
C.
Seed
D.
Ovary
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Solution
The male gamete in flowering plants is contained within the pollen grain.
Correct Answer:
B
— Pollen grain
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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 measure of a fluid's resistance to flow?
A.
Density
B.
Viscosity
C.
Pressure
D.
Temperature
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Solution
Viscosity is the measure of a fluid's resistance to flow, indicating how thick or thin the fluid is.
Correct Answer:
B
— Viscosity
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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 movement of water through a plant?
A.
Translocation
B.
Transpiration
C.
Absorption
D.
Diffusion
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Solution
Transpiration refers to the process of water movement through a plant and its evaporation from aerial parts, especially leaves.
Correct Answer:
B
— Transpiration
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Q. What is the term for the observable characteristics of an organism? (2022)
A.
Genotype
B.
Phenotype
C.
Allele
D.
Locus
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Solution
Phenotype refers to the observable characteristics of an organism, influenced by its genotype and environment.
Correct Answer:
B
— Phenotype
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Q. What is the term for the outermost whorl of a flower? (2018)
A.
Calyx
B.
Corolla
C.
Androecium
D.
Gynoecium
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Solution
The calyx is the outermost whorl of a flower, made up of sepals that protect the flower bud.
Correct Answer:
A
— Calyx
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Q. What is the term for the phenomenon where a liquid rises in a narrow tube against gravity? (2019)
A.
Capillarity
B.
Viscosity
C.
Surface Tension
D.
Hydrostatic Pressure
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Solution
The phenomenon where a liquid rises in a narrow tube against gravity is called capillarity.
Correct Answer:
A
— Capillarity
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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 phenomenon where warm air rises and cool air sinks?
A.
Convection
B.
Conduction
C.
Radiation
D.
Advection
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Solution
The phenomenon where warm air rises and cool air sinks is called Convection.
Correct Answer:
A
— Convection
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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 pressure difference that causes fluid to flow?
A.
Hydrostatic Pressure
B.
Dynamic Pressure
C.
Pressure Gradient
D.
Static Pressure
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Solution
The pressure difference that causes fluid to flow is known as the pressure gradient.
Correct Answer:
C
— Pressure Gradient
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Q. What is the term for the pressure exerted by a fluid at rest?
A.
Dynamic pressure
B.
Static pressure
C.
Hydrostatic pressure
D.
Atmospheric pressure
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Solution
Hydrostatic pressure is the pressure exerted by a fluid at rest due to the weight of the fluid above it.
Correct Answer:
C
— Hydrostatic pressure
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Q. What is the term for the pressure exerted by a vapor in equilibrium with its liquid?
A.
Saturation pressure
B.
Vapor pressure
C.
Boiling point
D.
Critical pressure
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Solution
Vapor pressure is the pressure exerted by a vapor in equilibrium with its liquid.
Correct Answer:
B
— Vapor pressure
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Q. What is the term for the process by which a liquid changes into a gas?
A.
Condensation
B.
Evaporation
C.
Sublimation
D.
Deposition
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Solution
Evaporation is the process by which a liquid changes into a gas.
Correct Answer:
B
— Evaporation
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Q. What is the term for the process by which a liquid changes to a gas?
A.
Condensation
B.
Evaporation
C.
Sublimation
D.
Deposition
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Solution
Evaporation is the process by which a liquid changes to a gas.
Correct Answer:
B
— Evaporation
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Q. What is the term for the process by which a liquid turns into vapor?
A.
Condensation
B.
Evaporation
C.
Sublimation
D.
Deposition
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Solution
Evaporation is the process by which a liquid turns into vapor.
Correct Answer:
B
— Evaporation
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