Science — English

What is the common measure of acidity in liquids?
The common measure of acidity in liquids is the pH scale, which ranges from 0 to 14. A pH value...
Added: 03 Feb 2000
Updated: 26 Nov 2025
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What type of energy is stored in the bonds of chemical compounds?
The type of energy stored in the bonds of chemical compounds is referred to as chemical energy. This energy can...
Added: 03 Feb 2000
Updated: 03 Nov 2025
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What is the role of phosphate in living organisms?
The role of phosphate in living organisms is vital for energy transfer and storage, primarily through ATP (adenosine triphosphate). Phosphates...
Added: 03 Feb 2000
Updated: 09 Nov 2025
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What is the role of enzymes in the digestive system?
The role of enzymes in the digestive system is to facilitate the breakdown of food molecules into simpler, absorbable forms....
Added: 03 Feb 2000
Updated: 28 Nov 2025
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What is an environmental variable?
An environmental variable is any factor that can influence an ecosystem's structure and function. Examples include temperature, precipitation, soil composition,...
Added: 03 Feb 2000
Updated: 20 Nov 2025
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What phenomenon causes the seasons to change on Earth?
The phenomenon that causes the seasons to change on Earth is the tilt of the planet's axis relative to its...
Added: 03 Feb 2000
Updated: 04 Nov 2025
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What is the common impact of pollution on human health?
The common impact of pollution on human health includes an increase in respiratory issues, cardiovascular diseases, and other chronic conditions....
Added: 03 Feb 2000
Updated: 13 Nov 2025
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What is the impact of climate on species distribution?
The impact of climate on species distribution includes influencing habitats, migration patterns, and the timing of life cycles. Changes in...
Added: 03 Feb 2000
Updated: 07 Nov 2025
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What is the significance of studying evolution in modern biology?
The significance of studying evolution in modern biology lies in its ability to explain the diversity of life on Earth....
Added: 03 Feb 2000
Updated: 27 Nov 2025
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What is a method of studying biodiversity?
A method of studying biodiversity is through field surveys and species inventories. Researchers collect data on various species within an...
Added: 03 Feb 2000
Updated: 05 Nov 2025
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What is the main function of the kidney in the excretory system?
The main function of the kidney in the excretory system is to filter waste products and excess substances from the...
Added: 03 Feb 2000
Updated: 02 Nov 2025
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What is a field experiment in ecology?
A field experiment in ecology involves studying ecological processes in the natural environment rather than controlled laboratory settings. This method...
Added: 03 Feb 2000
Updated: 01 Dec 2025
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What is the role of the stomata in gas exchange?
The role of the stomata in gas exchange is crucial for photosynthesis and respiration in plants. These tiny openings on...
Added: 03 Feb 2000
Updated: 07 Nov 2025
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What fundamental force is responsible for holding atomic nuclei together?
The fundamental force responsible for holding atomic nuclei together is the strong nuclear force. This force acts over short distances...
Added: 03 Feb 2000
Updated: 30 Nov 2025
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What is the role of carbon in living organisms?
The role of carbon in living organisms is fundamental as it forms the backbone of most biological molecules, including proteins,...
Added: 03 Feb 2000
Updated: 18 Nov 2025
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What is the term for the study of energy and its transformations?
The term for the study of energy and its transformations is thermodynamics. This field examines how energy is transferred and...
Added: 03 Feb 2000
Updated: 08 Nov 2025
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What is the scientific term for a substance that speeds up a chemical reaction?
The scientific term for a substance that speeds up a chemical reaction is an enzyme or a catalyst. Enzymes lower...
Added: 03 Feb 2000
Updated: 27 Nov 2025
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What is a species?
A species is defined as a group of organisms that can interbreed and produce fertile offspring. Members of the same...
Added: 03 Feb 2000
Updated: 13 Nov 2025
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What is the common method for assessing water quality?
The common method for assessing water quality is through a series of chemical tests and biological assessments. These involve measuring...
Added: 03 Feb 2000
Updated: 14 Nov 2025
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What is a benchmark in ecological studies?
A benchmark in ecological studies is a standard or reference point used to measure and evaluate ecosystem health and biodiversity....
Added: 03 Feb 2000
Updated: 16 Nov 2025
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