Science — English

Who proposed the theory of evolution by natural selection?
The theory of evolution by natural selection was proposed by Charles Darwin in the 19th century. His groundbreaking work outlined...
Added: 17 Jan 2000
Updated: 24 Nov 2025
ℹ️
What type of interaction occurs between two different species in an ecosystem?
The type of interaction that occurs between two different species in an ecosystem is known as species interaction. These interactions...
Added: 17 Jan 2000
Updated: 29 Nov 2025
ℹ️
What is thermodynamics?
Thermodynamics is the branch of physics that studies the relationships between heat, work, and energy. It encompasses the laws governing...
Added: 17 Jan 2000
Updated: 16 Nov 2025
ℹ️
What is the term for a group of ecosystems that share similar climates and organisms?
The term for a group of ecosystems that share similar climates and organisms is a biome. Biomes are typically defined...
Added: 17 Jan 2000
Updated: 11 Nov 2025
ℹ️
What process do cacti use to minimize water loss?
Cacti use the process of crassulacean acid metabolism (CAM) to minimize water loss. This adaptation allows cacti to open their...
Added: 17 Jan 2000
Updated: 24 Nov 2025
ℹ️
What is the structure that houses and protects the plant's seeds?
The structure that houses and protects a plant's seeds is called the fruit. Fruits develop from the ovary after fertilization...
Added: 17 Jan 2000
Updated: 08 Nov 2025
ℹ️
What is the composition of Earth's atmosphere?
Earth's atmosphere is primarily composed of nitrogen (about 78%) and oxygen (around 21%). Trace gases, including argon, carbon dioxide, neon,...
Added: 17 Jan 2000
Updated: 13 Nov 2025
ℹ️
What is the role of the thyroid gland?
The role of the thyroid gland is to regulate metabolism through the production of hormones such as thyroxine (T4) and...
Added: 17 Jan 2000
Updated: 16 Nov 2025
ℹ️
What type of organism can live in extreme environments?
An organism that can live in extreme environments is called an extremophile. These organisms have adapted to conditions that are...
Added: 17 Jan 2000
Updated: 22 Nov 2025
ℹ️
What is the relationship between wavelength and frequency in waves?
The relationship between wavelength and frequency in waves is described by their inverse correlation; as one increases, the other decreases....
Added: 17 Jan 2000
Updated: 29 Nov 2025
ℹ️
What type of soil is best suited for agriculture?
The best type of soil for agriculture is loamy soil, which is a balanced mixture of sand, silt, and clay....
Added: 17 Jan 2000
Updated: 21 Nov 2025
ℹ️
What is the scientific word for the process by which plants lose water vapor?
The scientific term for the process by which plants lose water vapor is transpiration. This process involves the movement of...
Added: 17 Jan 2000
Updated: 11 Nov 2025
ℹ️
What role do decomposers play in an ecosystem?
Decomposers play a crucial role in an ecosystem by breaking down dead organic matter and recycling nutrients back into the...
Added: 17 Jan 2000
Updated: 25 Nov 2025
ℹ️
What is a black hole?
A black hole is an astronomical object with an intense gravitational pull from which nothing, not even light, can escape....
Added: 17 Jan 2000
Updated: 03 Nov 2025
ℹ️
What part of the body is primarily responsible for producing insulin?
The part of the body primarily responsible for producing insulin is the pancreas. This gland plays a crucial role in...
Added: 17 Jan 2000
Updated: 13 Nov 2025
ℹ️
What is the relationship between energy and mass according to Einstein's equation?
According to Einstein's equation, \(E=mc^2\), there is a direct relationship between energy and mass. This equation posits that energy (E)...
Added: 17 Jan 2000
Updated: 03 Nov 2025
ℹ️
What are the four primary forces of nature?
The four primary forces of nature are gravity, electromagnetism, the strong nuclear force, and the weak nuclear force. Gravity is...
Added: 17 Jan 2000
Updated: 19 Nov 2025
ℹ️
What is the focus of quantum mechanics?
The focus of quantum mechanics is the behavior of particles at very small scales, such as atoms and subatomic particles....
Added: 17 Jan 2000
Updated: 15 Nov 2025
ℹ️
What instrument is used to observe very small objects?
To observe very small objects, scientists use a microscope. Microscopes are essential tools in various fields such as biology and...
Added: 17 Jan 2000
Updated: 03 Nov 2025
ℹ️
What is the role of a scientific model?
A scientific model serves as a simplified representation of complex systems or natural phenomena. These models help scientists visualize, explain,...
Added: 17 Jan 2000
Updated: 14 Nov 2025
ℹ️