Science — English

What is the term for a variety of marine and terrestrial ecosystems?
The term for a variety of marine and terrestrial ecosystems is referred to as biodiversity. Biodiversity encompasses the variety of...
Added: 28 Apr 2000
Updated: 01 Dec 2025
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What is the term for the unit of measurement used for acidity?
The term for the unit of measurement used for acidity is pH. The pH scale ranges from 0 to 14,...
Added: 28 Apr 2000
Updated: 10 Nov 2025
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What atmospheric gases contribute to the greenhouse effect?
The atmospheric gases that contribute to the greenhouse effect include carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and water...
Added: 28 Apr 2000
Updated: 30 Nov 2025
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What is the essential process through which bonds are formed and broken?
The essential process through which bonds are formed and broken is called chemical bonding. Bonds form when atoms share or...
Added: 28 Apr 2000
Updated: 09 Nov 2025
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What is the term for the specialized cell types in multicellular organisms?
The term for the specialized cell types in multicellular organisms is somatic cells....
Added: 28 Apr 2000
Updated: 25 Nov 2025
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What is the main factor determining an ecosystem's biodiversity?
The specialized cell types in multicellular organisms are referred to as differentiated cells. Each type has specific functions, such as...
Added: 28 Apr 2000
Updated: 27 Nov 2025
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What is the taxonomic rank of species in biological classification?
The taxonomic rank of species in biological classification is the most specific level. A species is a group of organisms...
Added: 28 Apr 2000
Updated: 17 Nov 2025
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What is the major component of the cell membrane that provides fluidity?
The major component of the cell membrane that provides fluidity is phospholipids. These molecules have hydrophilic (water-attracting) heads and hydrophobic...
Added: 28 Apr 2000
Updated: 17 Nov 2025
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What is the definition of biomechanics?
The definition of biomechanics is the study of the mechanical principles that govern living organisms. It involves analyzing how forces...
Added: 28 Apr 2000
Updated: 03 Nov 2025
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What is the primary function of stem cells?
The primary function of stem cells is their ability to differentiate into various specialized cell types, playing a critical role...
Added: 28 Apr 2000
Updated: 14 Nov 2025
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What is the ultimate source of energy for most ecosystems?
The ultimate source of energy for most ecosystems is the sun. Through the process of photosynthesis, plants capture solar energy...
Added: 28 Apr 2000
Updated: 11 Nov 2025
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What is the relationship between energy and mass in Einstein's famous equation?
The relationship between energy and mass in Einstein's famous equation, E=mc², shows that energy (E) is directly proportional to mass...
Added: 28 Apr 2000
Updated: 02 Nov 2025
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What is the main ingredient in the Earth's crust?
The main ingredient in the Earth's crust is silicate minerals, primarily composed of silicon and oxygen. These minerals make up...
Added: 28 Apr 2000
Updated: 04 Nov 2025
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What chemical element is represented by the symbol 'Fe'?
The chemical element represented by the symbol 'Fe' is iron. It is a transition metal known for its ductility, malleability,...
Added: 28 Apr 2000
Updated: 03 Nov 2025
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What is the term for the study of immune responses?
The term for the study of immune responses is immunology. This field of science focuses on understanding how the immune...
Added: 28 Apr 2000
Updated: 13 Nov 2025
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What is the significance of using control variables in scientific experiments?
Using control variables in scientific experiments is significant because it helps ensure that any changes observed in the dependent variable...
Added: 28 Apr 2000
Updated: 09 Nov 2025
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What does a spectrometer measure?
A spectrometer measures the spectrum of light or other electromagnetic radiation. It can determine the intensity of light at different...
Added: 28 Apr 2000
Updated: 19 Nov 2025
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What is the role of the cerebrum in controlling movement?
The cerebrum plays a key role in controlling movement by integrating sensory information and coordinating motor functions. It enables voluntary...
Added: 28 Apr 2000
Updated: 19 Nov 2025
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What is the term for a biological community interacting with its environment?
The term for a biological community interacting with its environment is an ecosystem. An ecosystem encompasses all living organisms (biotic...
Added: 28 Apr 2000
Updated: 07 Nov 2025
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What is the primary structure of an atom?
The primary structure of an atom consists of its nucleus, which contains positively charged protons and neutral neutrons. Surrounding the...
Added: 28 Apr 2000
Updated: 29 Nov 2025
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