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The Fundamental Unit of Life: What is the basic structural and functional unit of life?
Cell
Define democracy.
A form of government where rulers are elected by the people.
What are the main functions of blood?
Transport of nutrients
What is the formula for calculating work done?
Work = Force × Distance × cos(θ)
Name the process by which plants make their food.
Photosynthesis
What is the capital of India?
New Delhi
Define weathering in geography.
The breaking down of rocks into smaller particles due to atmospheric elements.
Explain the term 'Diversity' in social science.
Diversity refers to the presence of a variety of cultures
What are natural numbers?
Numbers starting from 1 and extending infinitely: {1
What is the role of mitochondria?
To generate energy in the form of ATP (powerhouse of the cell).
Who wrote the Constitution of India?
Dr. B.R. Ambedkar
State Newton’s First Law of Motion.
An object remains in rest or uniform motion unless acted upon by an external force.
Define the term 'Monsoon'.
Seasonal winds that bring rain to India during specific months.
What are the three types of forests in India?
Tropical rainforests
What is the SI unit of force?
Newton (N)
Which nutrient is called the body-building nutrient?
Proteins
What is the use of a concave mirror in daily life?
Used in torches
Explain the term 'Atom'.
The smallest unit of matter that retains the properties of an element.
Name the major layers of Earth.
Crust
What is the significance of the Revolt of 1857?
It marked the first major resistance against British rule in India.
What is Ohm's Law?
Voltage = Current × Resistance (V = IR)
What are the components of biodiversity?
Species diversity
Define evaporation.
The process of liquid converting into vapor.
What is the Preamble of the Constitution?
The introductory statement that explains the goals and principles of the Indian Constitution.
What is an alloy?
A mixture of two or more metals or a metal and a non-metal.
Name the river that is considered holy in India.
The Ganga
What are heterotrophs?
Organisms that depend on others for food.
What is the formula of water?
H₂O
Explain the greenhouse effect.
The trapping of heat by greenhouse gases in Earth's atmosphere
Name the four fundamental forces of nature.
Gravitational
Define poverty line.
The minimum income level needed to meet basic living requirements.
What is the main source of energy for the Earth?
The Sun
Who was the first Prime Minister of India?
Jawaharlal Nehru
Define a chemical reaction.
A process in which substances react to form new substances.
What are isotopes?
Atoms of the same element with different numbers of neutrons.
What are the two types of reproduction?
Sexual and asexual reproduction
Name the longest river in the world.
The Nile River
What is deforestation?
The cutting down of trees on a large scale.
What is a rational number?
A number that can be expressed as a ratio of two integers.
What is the difference between weather and climate?
Weather is short-term atmospheric conditions; climate is long-term patterns of weather.
Define osmosis.
The movement of water molecules from a region of higher concentration to lower concentration through a semi-permeable membrane.
Who discovered gravity?
Isaac Newton
What is meant by a plateau?
A flat elevated landform that rises sharply above surrounding areas.
What is the function of xylem in plants?
Transport of water and minerals.
What are the three domains of life?
Bacteria
Define economic planning.
The process of allocating resources to achieve specific economic goals.
What is the formula for calculating the area of a triangle?
Area = 1/2 × base × height
What is a tsunami?
A large sea wave caused by an underwater earthquake or volcanic eruption.
Name the author of "The Diary of a Young Girl".
Anne Frank
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