Science — English

What is extinction in biological terms?
Extinction in biological terms refers to the complete disappearance of a species from the planet. This occurs when a species...
Added: 29 Jan 2000
Updated: 15 Nov 2025
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What is the difference between dominant and recessive traits in genetics?
The difference between dominant and recessive traits in genetics is based on allele expression. A dominant trait is expressed phenotypically...
Added: 29 Jan 2000
Updated: 28 Nov 2025
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What is the difference between mitosis and meiosis?
The difference between mitosis and meiosis lies primarily in their purpose and outcomes. Mitosis is a process of cell division...
Added: 29 Jan 2000
Updated: 25 Nov 2025
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What is the importance of research ethics in science?
The importance of research ethics in science cannot be overstated, as it ensures integrity, transparency, and accountability in scientific inquiry....
Added: 29 Jan 2000
Updated: 09 Nov 2025
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What does a catalyst do in a chemical reaction?
A catalyst in a chemical reaction is a substance that increases the reaction rate without being consumed in the process....
Added: 29 Jan 2000
Updated: 02 Nov 2025
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What is the significance of mycorrhizal fungi in plant health?
The significance of mycorrhizal fungi in plant health is profound, as they establish symbiotic relationships with plant roots. These fungi...
Added: 29 Jan 2000
Updated: 14 Nov 2025
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What is the force that causes objects to move toward each other?
The force that causes objects to move toward each other is known as gravity. It is a fundamental force of...
Added: 29 Jan 2000
Updated: 16 Nov 2025
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What is a toxin?
A toxin is a harmful substance produced either biologically or synthetically that can cause damage to living organisms. Toxins can...
Added: 29 Jan 2000
Updated: 21 Nov 2025
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What is the process called when a liquid becomes solid?
The process when a liquid becomes solid is called freezing. During freezing, a liquid's temperature decreases to below its freezing...
Added: 29 Jan 2000
Updated: 10 Nov 2025
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What role do producers play in an ecosystem?
Producers play a crucial role in an ecosystem as they are organisms that can convert light energy into chemical energy...
Added: 29 Jan 2000
Updated: 15 Nov 2025
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What is the primary method of heat transfer in fluids?
The primary method of heat transfer in fluids is convection. This process occurs when warmer, less dense portions of a...
Added: 29 Jan 2000
Updated: 29 Nov 2025
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What is a primary objective of paleontology?
A primary objective of paleontology is to study ancient life forms through the examination of fossils. This field seeks to...
Added: 29 Jan 2000
Updated: 01 Dec 2025
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What is the difference between a renewable and a non-renewable resource?
A renewable resource is a natural resource that can be replenished over time, such as solar energy, wind energy, and...
Added: 29 Jan 2000
Updated: 15 Nov 2025
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What is the lens of the eye responsible for focusing light?
The lens of the eye, known as the crystalline lens, is responsible for focusing light onto the retina. It changes...
Added: 29 Jan 2000
Updated: 01 Dec 2025
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How does an organism's environment affect its behavior?
An organism's environment significantly affects its behavior, influencing everything from feeding and mating to migration and territoriality. Behavioral adaptations arise...
Added: 29 Jan 2000
Updated: 18 Nov 2025
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Which layer of the Earth is made up of solid rock?
The layer of the Earth made up of solid rock is known as the lithosphere. This includes both the crust...
Added: 29 Jan 2000
Updated: 02 Nov 2025
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What is the process of genetic drift?
The process of genetic drift refers to changes in the frequency of genetic variants in a population due to random...
Added: 29 Jan 2000
Updated: 26 Nov 2025
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What type of electromagnetic spectrum wave has the highest energy?
The type of electromagnetic spectrum wave with the highest energy is gamma rays. These waves have the shortest wavelengths and...
Added: 29 Jan 2000
Updated: 19 Nov 2025
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What is a living fossil?
A living fossil refers to a species that has remained largely unchanged over millions of years and resembles fossilized forms...
Added: 29 Jan 2000
Updated: 02 Nov 2025
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What is the primary function of lungs in mammals?
The primary function of lungs in mammals is to facilitate gas exchange. They enable oxygen from the air to enter...
Added: 29 Jan 2000
Updated: 09 Nov 2025
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