Science — English

What is the effect of ocean warming on marine ecosystems?
Ocean warming affects marine ecosystems by altering temperature and chemistry of ocean waters, which impacts species distribution, breeding cycles, and...
Added: 09 Feb 2000
Updated: 29 Nov 2025
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What is the difference between mechanical and chemical weathering?
The difference between mechanical weathering and chemical weathering lies in the processes that break down rocks. Mechanical weathering involves physical...
Added: 09 Feb 2000
Updated: 20 Nov 2025
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What is the genetic structure that can exist as either dominant or recessive?
The genetic structure that can exist as either dominant or recessive is referred to as alleles. Alleles are different forms...
Added: 09 Feb 2000
Updated: 24 Nov 2025
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What is the main function of stoma in plant leaves?
The main function of stoma in plant leaves is gas exchange. Stoma are small openings located primarily on the leaf...
Added: 09 Feb 2000
Updated: 04 Nov 2025
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What is the term for a non-living factor in an ecosystem?
A non-living factor in an ecosystem is referred to as an abiotic factor. Examples include temperature, water, soil composition, and...
Added: 09 Feb 2000
Updated: 28 Nov 2025
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What is the term for organisms that establish biological processes using light?
The term for organisms that establish biological processes using light is photoautotrophs. These organisms, which include most plants, many algae,...
Added: 09 Feb 2000
Updated: 15 Nov 2025
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What is the difference between a prokaryotic cell and a eukaryotic cell?
The primary difference between a prokaryotic cell and a eukaryotic cell lies in their cellular structure. Prokaryotic cells lack a...
Added: 09 Feb 2000
Updated: 28 Nov 2025
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What are the components of a nucleic acid?
The components of a nucleic acid include nucleotides, which are the building blocks of DNA and RNA. Each nucleotide consists...
Added: 09 Feb 2000
Updated: 09 Nov 2025
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What is the scientific field that studies chemical reactions and their rates?
The scientific field studying chemical reactions and their rates is known as chemical kinetics. This branch of chemistry focuses on...
Added: 09 Feb 2000
Updated: 28 Nov 2025
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What is the term for the natural process of extinction?
The term for the natural process of extinction is called background extinction. This refers to the normal rate at which...
Added: 09 Feb 2000
Updated: 01 Dec 2025
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What is the term for the food web's base level?
The term for the food web's base level is producers or autotrophs. These organisms, primarily plants and some microorganisms, create...
Added: 09 Feb 2000
Updated: 04 Nov 2025
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What type of energy is associated with temperature change?
The type of energy associated with temperature change is called thermal energy. It relates to the kinetic energy of particles...
Added: 09 Feb 2000
Updated: 17 Nov 2025
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What is the process called when DNA sequences are copied to produce mRNA?
The process of copying DNA sequences to produce mRNA is called transcription. During transcription, the enzyme RNA polymerase reads a...
Added: 09 Feb 2000
Updated: 04 Nov 2025
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What is a biotic factor in an ecosystem?
A biotic factor in an ecosystem refers to any living component that affects other organisms. Examples include plants, animals, fungi,...
Added: 09 Feb 2000
Updated: 23 Nov 2025
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What is the common term for the outer layer of skin?
The common term for the outer layer of skin is the epidermis. The epidermis serves as a protective barrier against...
Added: 09 Feb 2000
Updated: 07 Nov 2025
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What phenomenon explains why the sky is blue?
The phenomenon that explains why the sky appears blue is called Rayleigh scattering. This occurs when sunlight passes through the...
Added: 09 Feb 2000
Updated: 04 Nov 2025
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What is the process called where a cell changes from one type to another?
The process in which a cell changes from one type to another is called cell differentiation. This process is crucial...
Added: 09 Feb 2000
Updated: 23 Nov 2025
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What is the smallest unit of matter?
The smallest unit of matter is the atom. Atoms consist of a nucleus, made of protons and neutrons, surrounded by...
Added: 09 Feb 2000
Updated: 11 Nov 2025
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What is the name of the cycle that describes how water moves through the environment?
The cycle that describes how water moves through the environment is known as the water cycle or hydrological cycle. This...
Added: 09 Feb 2000
Updated: 12 Nov 2025
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What is the term for a mixture with a uniform composition?
A mixture with a uniform composition is referred to as a homogeneous mixture. In such mixtures, the components are evenly...
Added: 09 Feb 2000
Updated: 01 Dec 2025
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