Science — English

In ecology, what is the term used to describe the maximum population size an environment can sustain?
In ecology, the term used to describe the maximum population size an environment can sustain is called carrying capacity. This...
Added: 17 Apr 2000
Updated: 15 Nov 2025
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What is the name given to the layer of gases surrounding a planet?
The layer of gases surrounding a planet is called the atmosphere. Earth's atmosphere is essential for supporting life, as it...
Added: 17 Apr 2000
Updated: 24 Nov 2025
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What phenomenon is responsible for the change of seasons on Earth?
The phenomenon responsible for the change of seasons on Earth is primarily the tilt of the Earth's axis and its...
Added: 17 Apr 2000
Updated: 10 Nov 2025
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What term describes the variety of different species in a given area?
The term that describes the variety of different species in a given area is biodiversity. Biodiversity is crucial for ecosystem...
Added: 17 Apr 2000
Updated: 15 Nov 2025
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What is the study of chemical compounds containing carbon?
The study of chemical compounds containing carbon is referred to as organic chemistry. This branch focuses on the structure, properties,...
Added: 17 Apr 2000
Updated: 03 Nov 2025
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What substance is produced during cellular respiration?
The substance produced during cellular respiration is mainly carbon dioxide (CO2). During this process, glucose is metabolized to release energy,...
Added: 17 Apr 2000
Updated: 11 Nov 2025
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What is the name of the test used to detect the presence of carbon dioxide?
The name of the test used to detect the presence of carbon dioxide is the Limewater test. When carbon dioxide...
Added: 17 Apr 2000
Updated: 27 Nov 2025
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What is the fundamental particle of light called?
The fundamental particle of light is called a photon. Photons are massless particles that carry electromagnetic energy and are responsible...
Added: 17 Apr 2000
Updated: 13 Nov 2025
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What mechanism allows birds to maintain a stable body temperature during flight?
The mechanism that allows birds to maintain a stable body temperature during flight is known as thermoregulation. Birds have physiological...
Added: 17 Apr 2000
Updated: 20 Nov 2025
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What process do animals use to convert food into energy?
The process that animals use to convert food into energy is called cellular respiration. This biochemical process breaks down glucose...
Added: 17 Apr 2000
Updated: 30 Nov 2025
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What is the term for the study of motion and the forces that affect it?
The term for the study of motion and the forces that affect it is called kinematics. Kinematics examines the relationships...
Added: 17 Apr 2000
Updated: 17 Nov 2025
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Which force is responsible for the acceleration of an object in free fall?
The force responsible for the acceleration of an object in free fall is gravity. This natural force pulls objects toward...
Added: 17 Apr 2000
Updated: 03 Nov 2025
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What type of mutation occurs in a single nucleotide?
The type of mutation that occurs in a single nucleotide is called a point mutation. This can involve the substitution,...
Added: 17 Apr 2000
Updated: 09 Nov 2025
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What is the name of the water cycle process where water moves from the surface to the atmosphere?
The name of the water cycle process where water moves from the surface to the atmosphere is evaporation. During evaporation,...
Added: 17 Apr 2000
Updated: 16 Nov 2025
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What is the primary source of carbon in the environment?
The primary source of carbon in the environment is carbon dioxide (CO2). This gas is a key component of the...
Added: 17 Apr 2000
Updated: 18 Nov 2025
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What is the term for the natural selection of favorable traits over generations?
The term for the natural selection of favorable traits over generations is adaptive evolution. This process enables populations to become...
Added: 17 Apr 2000
Updated: 17 Nov 2025
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What phenomenon describes the tendency of a substance to distribute evenly in a solution?
The phenomenon that describes the tendency of a substance to distribute evenly in a solution is known as diffusion. This...
Added: 17 Apr 2000
Updated: 03 Nov 2025
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Which enzyme is responsible for breaking down lactose?
The enzyme responsible for breaking down lactose is lactase. This enzyme catalyzes the hydrolysis of lactose into its component sugars,...
Added: 17 Apr 2000
Updated: 06 Nov 2025
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What is the main purpose of a scientific hypothesis?
The main purpose of a scientific hypothesis is to provide a testable and falsifiable explanation for a phenomenon. A hypothesis...
Added: 17 Apr 2000
Updated: 01 Dec 2025
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What is the process of determining an organism's genetic sequence called?
The process of determining an organism's genetic sequence is called sequencing. This involves analyzing DNA, RNA, or protein sequences to...
Added: 17 Apr 2000
Updated: 14 Nov 2025
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