Indologus 
Physics has been a rapidly evolving field of study, and there have been many groundbreaking discoveries that have shaped our understanding of the universe. Planets Inventions and Discoveries Indian festivals for competitive exams Here are some MCQs on Discoveries in Physics: 1. Who discovered the law of gravitation?a) Isaac Newtonb) Albert Einsteinc) Galileo Galileid) James … Read more
Heat is a form of energy that is transferred between systems or objects due to a temperature difference. It flows from hotter to cooler objects until the two reach thermal equilibrium and have the same temperature. Heat can be measured in units of joules, calories, or BTUs. Here are some MCQs on HEAT Planets Inventions … Read more
World Geography is the study of the earth’s physical and cultural features, including its landscapes, climates, ecosystems, human societies, and economies. It examines the spatial relationships between different regions and how they interact with each other. Type of Rocks Planets Universe Here are some multiple-choice questions on world geography: 1. What is the largest country … Read more
India is a vast country located in South Asia, with an area of about 3.3 million square kilometers. It is the seventh-largest country in the world by land area and the second-most populous country, with a population of over 1.3 billion people. Atmosphere Hydrosphere Lithosphere Here are some MCQs on Indian Geography: 1. Which river … Read more
Earth is the third planet from the Sun and the only known planet to harbor life. It has a diameter of approximately 12,742 kilometers (7,918 miles) and a mass of 5.97 x 10^24 kilograms. Earth is the fifth-largest planet in our solar system, and it has a single, relatively large natural satellite, the Moon. Atmosphere … Read more
Agriculture is the practice of cultivating land, raising animals and plants, and producing food, fiber, and other products that sustain human life. Agriculture is one of the oldest and most fundamental industries in human history, and it is critical to the survival of civilizations. Atmosphere Hydrosphere Lithosphere Here are some multiple choice questions on agriculture: … Read more
The biosphere refers to the part of the Earth’s surface and atmosphere where living organisms exist. It is the layer of the planet where all life on Earth is found, including animals, plants, and microorganisms. The biosphere is made up of a complex web of ecosystems that interact with one another and with the physical … Read more
The lithosphere is the rigid outer layer of the Earth, comprising the crust and uppermost part of the mantle. It is about 100 kilometers thick on average and is divided into several large plates that move slowly over the Earth’s surface. The lithosphere is composed of solid rock and is relatively cold and brittle compared … Read more
The atmosphere is the layer of gases that surrounds the Earth and is held in place by gravity. It is composed of a mixture of gases, including nitrogen (78%), oxygen (21%), and trace amounts of other gases such as carbon dioxide, argon, and neon. The atmosphere plays a crucial role in protecting life on Earth … Read more
The hydrosphere refers to the portion of the Earth’s surface where water is found, including oceans, rivers, lakes, groundwater, and atmospheric water vapor. It is one of the four main spheres of the Earth, along with the atmosphere, lithosphere, and biosphere. The hydrosphere plays a critical role in the Earth’s climate and in supporting life. … Read more
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