Science — English

What is the primary chemical that gives plants their green color?
The primary chemical that gives plants their green color is chlorophyll. This pigment is crucial for photosynthesis, allowing plants to...
Added: 20 Feb 2000
Updated: 13 Nov 2025
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What is a tissue culture?
A tissue culture is a technique used to grow cells, tissues, or organs outside their natural environment under controlled conditions....
Added: 20 Feb 2000
Updated: 04 Nov 2025
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What is the chemical process that converts glucose into pyruvate called?
The chemical process that converts glucose into pyruvate is called glycolysis. This metabolic pathway occurs in the cytoplasm of cells...
Added: 20 Feb 2000
Updated: 17 Nov 2025
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What is a primary ecological concern?
A primary ecological concern is the loss of biodiversity, which threatens the stability and health of ecosystems. Biodiversity loss can...
Added: 20 Feb 2000
Updated: 20 Nov 2025
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What is the study of animal behavior in response to stimuli called?
The study of animal behavior in response to stimuli is called ethology. This branch of biology examines how animals interact...
Added: 20 Feb 2000
Updated: 28 Nov 2025
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What is a biological index?
A biological index is a tool used to assess the health and quality of an ecosystem by measuring the presence...
Added: 20 Feb 2000
Updated: 29 Nov 2025
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What process involves the excretion of waste materials from living organisms?
The process involves the excretion of waste materials from living organisms is known as excretion. This biological process is vital...
Added: 20 Feb 2000
Updated: 26 Nov 2025
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What is biogeochemical cycling?
Biogeochemical cycling refers to the movement of essential elements and compounds, such as carbon, nitrogen, and phosphorus, through biological, geological,...
Added: 20 Feb 2000
Updated: 12 Nov 2025
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What is the main purpose of the endothermic reaction?
The main purpose of the endothermic reaction is to absorb energy, usually in the form of heat, from the surroundings....
Added: 20 Feb 2000
Updated: 23 Nov 2025
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What is the significance of ecological niches?
The significance of ecological niches lies in their role in determining how different species adapt to and utilize resources in...
Added: 20 Feb 2000
Updated: 06 Nov 2025
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What is the primary function of the thyroid gland?
The primary function of the thyroid gland is to regulate metabolism through the production and secretion of key hormones, including...
Added: 20 Feb 2000
Updated: 22 Nov 2025
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What is the impact of industrial farming on biodiversity?
The impact of industrial farming on biodiversity is largely negative, contributing to habitat destruction, monocultures, and the overuse of chemical...
Added: 20 Feb 2000
Updated: 21 Nov 2025
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What is the phenomenon that causes water to flow from areas of high concentration to low concentration?
The phenomenon that causes water to flow from areas of high concentration to low concentration is known as osmosis. This...
Added: 20 Feb 2000
Updated: 25 Nov 2025
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What is the significance of genetic markers?
The significance of genetic markers lies in their ability to identify specific genes associated with traits or diseases within populations....
Added: 20 Feb 2000
Updated: 24 Nov 2025
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What is the primary method of communication within an ecosystem?
The primary method of communication within an ecosystem is through chemical signals, including pheromones and other metabolites that facilitate interaction...
Added: 20 Feb 2000
Updated: 04 Nov 2025
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What process do organisms use to maintain stable internal conditions?
Organisms use the process of homeostasis to maintain stable internal conditions despite external environmental changes. This involves regulating various physiological...
Added: 20 Feb 2000
Updated: 01 Dec 2025
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What is a population?
A population refers to a group of individuals of the same species that live in a specific geographic area and...
Added: 20 Feb 2000
Updated: 12 Nov 2025
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What is the equation used to calculate force in physics?
The equation used to calculate force in physics is expressed as \( F = ma \), where \( F \)...
Added: 20 Feb 2000
Updated: 15 Nov 2025
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What is the impact of habitat fragmentation on species?
Habitat fragmentation negatively impacts species by isolating populations, which can lead to reduced genetic diversity, increased vulnerability to extinction, and...
Added: 20 Feb 2000
Updated: 30 Nov 2025
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What is the term used to describe an element that cannot be broken down into simpler substances?
The term used to describe an element that cannot be broken down into simpler substances is called an element. Elements...
Added: 20 Feb 2000
Updated: 06 Nov 2025
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