Science — English

What is the term for when an organism's body temperature changes with the environment?
The term for when an organism's body temperature fluctuates with its environment is called ectothermy or poikilothermy. Ectothermic organisms, such...
Added: 24 Apr 2000
Updated: 05 Nov 2025
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What is the term for a single-celled organism?
A single-celled organism is referred to as a unicellular organism. These organisms, such as bacteria and archaea, consist of only...
Added: 24 Apr 2000
Updated: 16 Nov 2025
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What is the term for the process by which cells inflate and deflate with water?
The process by which cells inflate and deflate with water is known as osmosis. This phenomenon occurs when water moves...
Added: 24 Apr 2000
Updated: 29 Nov 2025
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What is the name of the process by which organisms break down glucose to produce energy?
The process by which organisms break down glucose to produce energy is called cellular respiration. This biochemical pathway occurs in...
Added: 24 Apr 2000
Updated: 11 Nov 2025
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What is the primary impact of climate change on polar ice caps?
The primary impact of climate change on polar ice caps is the accelerated melting of ice. This phenomenon contributes to...
Added: 24 Apr 2000
Updated: 09 Nov 2025
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What phenomenon measures the relationship between force, mass, and acceleration?
The phenomenon that measures the relationship between force, mass, and acceleration is described by Newton's second law of motion. This...
Added: 24 Apr 2000
Updated: 20 Nov 2025
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What is the time it takes for half of a radioactive substance to decay called?
The time it takes for half of a radioactive substance to decay is called its half-life. This term reflects the...
Added: 24 Apr 2000
Updated: 18 Nov 2025
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What is the main role of phytoplankton in aquatic ecosystems?
The main role of phytoplankton in aquatic ecosystems is to serve as the foundation of the food web. These microscopic...
Added: 24 Apr 2000
Updated: 12 Nov 2025
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What is the term for the process of transforming nitrogen gas into ammonia?
The term for the process of transforming nitrogen gas into ammonia is known as nitrogen fixation. This crucial process involves...
Added: 24 Apr 2000
Updated: 20 Nov 2025
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What is the process of burning called in scientific terms?
The process of burning is scientifically referred to as combustion. This exothermic reaction occurs when a fuel combines with oxygen,...
Added: 24 Apr 2000
Updated: 30 Nov 2025
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What is the term for the primary energy source of cells?
The term for the primary energy source of cells is adenosine triphosphate (ATP). ATP serves as the energy currency for...
Added: 24 Apr 2000
Updated: 30 Nov 2025
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What is the role of the capillaries in the circulatory system?
The role of the capillaries in the circulatory system is to facilitate the exchange of gases, nutrients, and waste products...
Added: 24 Apr 2000
Updated: 16 Nov 2025
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What type of bond forms when electrons are transferred between atoms?
A ionic bond forms when electrons are transferred from one atom to another, resulting in the creation of charged ions....
Added: 24 Apr 2000
Updated: 21 Nov 2025
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What is the significance of enzymes in biochemical reactions?
Enzymes are significant in biochemical reactions as they serve as catalysts, speeding up reactions by lowering the activation energy required....
Added: 24 Apr 2000
Updated: 14 Nov 2025
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What is the term for the protective layer surrounding the cell?
The term for the protective layer surrounding the cell is the cell membrane. Also known as the plasma membrane, it...
Added: 24 Apr 2000
Updated: 29 Nov 2025
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What is the role of the nephrons in the human body?
The role of the nephrons in the human body is to filter blood and produce urine. They are the functional...
Added: 24 Apr 2000
Updated: 04 Nov 2025
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What kind of chemical reaction occurs during combustion?
A combustion reaction is a type of exothermic chemical reaction where a substance, typically a fuel, reacts rapidly with oxygen,...
Added: 24 Apr 2000
Updated: 10 Nov 2025
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What is the scientific discipline that focuses on the interactions of organisms within ecosystems?
The scientific discipline that focuses on the interactions of organisms within ecosystems is known as ecology. This field examines how...
Added: 24 Apr 2000
Updated: 05 Nov 2025
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Which organelle is responsible for detoxifying harmful substances in cells?
The organelle responsible for detoxifying harmful substances in cells is the smooth endoplasmic reticulum (SER). It is involved in the...
Added: 24 Apr 2000
Updated: 28 Nov 2025
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What is the primary role of the cerebellum in the brain?
The primary role of the cerebellum in the brain is to coordinate and regulate muscle movement, balance, and posture. It...
Added: 24 Apr 2000
Updated: 30 Nov 2025
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