Science — English

In biology, what term describes the structure that supports and protects plant cells?
The structure that supports and protects plant cells is known as the cell wall. Composed primarily of cellulose, this rigid...
Added: 16 Mar 2000
Updated: 23 Nov 2025
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What is the role of DNA in living organisms?
The role of DNA in living organisms is to store and transmit genetic information. DNA carries the instructions for the...
Added: 16 Mar 2000
Updated: 19 Nov 2025
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What is the name for a situation in which matter exists in multiple phases at the same time?
A situation in which matter exists in multiple phases at the same time is referred to as a phase coexistence...
Added: 16 Mar 2000
Updated: 26 Nov 2025
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What is the term for the temperature at which a substance changes from a solid to a liquid?
The term for the temperature at which a substance changes from a solid to a liquid is called the melting...
Added: 16 Mar 2000
Updated: 07 Nov 2025
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What is the study of the structure and function of the human body called?
The study of the structure and function of the human body is known as anatomy and physiology. Anatomy focuses on...
Added: 16 Mar 2000
Updated: 12 Nov 2025
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Which gas is essential for combustion to occur?
The gas essential for combustion to occur is oxygen. In a combustion reaction, oxygen reacts with a fuel to produce...
Added: 16 Mar 2000
Updated: 09 Nov 2025
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What kind of radiation is emitted by radioactive substances?
The kind of radiation emitted by radioactive substances is called ionizing radiation. This type includes alpha particles, beta particles, and...
Added: 16 Mar 2000
Updated: 03 Nov 2025
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What is the process by which energy is released from food in the absence of oxygen?
The process by which energy is released from food in the absence of oxygen is termed anaerobic respiration. This process...
Added: 16 Mar 2000
Updated: 27 Nov 2025
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What is the term for a graph that shows the relationship between pressure and volume of a gas?
A graph that shows the relationship between pressure and volume of a gas is known as a P-V diagram or...
Added: 16 Mar 2000
Updated: 06 Nov 2025
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What is the process by which an animal's body responds to changes in its environment called?
The process by which an animal's body responds to changes in its environment is termed homeostasis. This involves mechanisms that...
Added: 16 Mar 2000
Updated: 26 Nov 2025
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Which type of muscle is found in the walls of internal organs?
The type of muscle found in the walls of internal organs is known as smooth muscle. Smooth muscle is involuntary...
Added: 16 Mar 2000
Updated: 30 Nov 2025
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What is the term for organisms that feed on decaying organic material?
Organisms that feed on decaying organic material are termed decomposers. These organisms, which include fungi and bacteria, play a vital...
Added: 16 Mar 2000
Updated: 20 Nov 2025
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What property of water allows it to have a high specific heat capacity?
The property of water that allows it to have a high specific heat capacity is its strong hydrogen bonding. This...
Added: 16 Mar 2000
Updated: 13 Nov 2025
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In genetics, what is the term used to describe the observable traits of an organism?
In genetics, the observable traits of an organism are referred to as its phenotype. The phenotype is influenced by an...
Added: 16 Mar 2000
Updated: 18 Nov 2025
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What is the process by which plants absorb water from the soil?
The process by which plants absorb water from the soil is known as osmosis. This involves the movement of water...
Added: 16 Mar 2000
Updated: 06 Nov 2025
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Which type of waves travel through space and do not require a medium?
Electromagnetic waves are the type of waves that travel through space and do not require a medium. This includes various...
Added: 16 Mar 2000
Updated: 25 Nov 2025
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What is the chemical basis for the color of plant leaves?
The chemical basis for the color of plant leaves is primarily due to chlorophyll, a pigment that absorbs light in...
Added: 16 Mar 2000
Updated: 29 Nov 2025
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What force acts against the motion of an object in fluid?
The force that acts against the motion of an object in a fluid is known as drag or fluid resistance....
Added: 16 Mar 2000
Updated: 23 Nov 2025
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What is the term for a carbohydrate that is made up of two sugar molecules?
A carbohydrate made up of two sugar molecules is termed a disaccharide. Common examples include sucrose (table sugar) and lactose...
Added: 16 Mar 2000
Updated: 24 Nov 2025
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What is the basic structural and functional unit of all living organisms known as?
The basic structural and functional unit of all living organisms is known as a cell. Cells are the building blocks...
Added: 16 Mar 2000
Updated: 12 Nov 2025
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