General Knowledge

Jatropha curcas is a drought-resistant shrub originating from the Caribbean. It is widely cultivated in India as a source of oil for bio-diesel production.

Stem cells are undifferentiated biological cells that can differentiate into specialized cells and can divide to produce more stem cells. They are known for their versatility in regenerating various tissue types.

Bt cotton is a genetically modified pest-resistant plant cotton variety, which produces an insecticide to combat bollworm. The name comes from the bacterium Bacillus thuringiensis.

Vitamin K is essential for the synthesis of proteins required for blood coagulation. Without it, the body cannot properly clot blood after an injury.

Ornithology is the scientific branch of zoology dedicated to the study of birds. Ichthyology is the study of fish, and Herpetology is the study of reptiles and amphibians.

A vehicle radiator is a type of heat exchanger designed to transfer thermal energy from one medium to another for the purpose of cooling the engine.

The Earth's atmosphere is composed of approximately 78 percent nitrogen, 21 percent oxygen, and about 0.93 percent argon. Argon is the third most abundant gas.

Thermodynamics is the branch of physics that deals with heat, work, and temperature, and their relation to energy, radiation, and physical properties of matter.

The femur, or thigh bone, is the longest, heaviest, and strongest bone in the human body. It supports the weight of the body during movement.

Absolute zero is the lowest limit of the thermodynamic temperature scale, a state at which the enthalpy and entropy of a cooled ideal gas reach their minimum value, taken as zero. This is -273.15 degrees Celsius.

The stratosphere contains the ozone layer, which absorbs the majority of the ultraviolet radiation from the Sun. It is located above the troposphere.

Mercury and Venus are the two planets in our solar system that do not have any natural satellites (moons).

Baking soda is the common name for sodium bicarbonate, which has the chemical formula NaHCO3.

Bats are the only mammals capable of true flight. While some other mammals like flying squirrels can glide, they do not possess the ability to fly.

A hygrometer is an instrument used to measure the moisture content in the atmosphere, commonly known as humidity.

Pearls are primarily composed of calcium carbonate (in the form of aragonite or calcite) deposited in concentric layers.

Vitamin C is chemically known as ascorbic acid. It is a water-soluble vitamin found in many fruits and vegetables.

Rayon is a semi-synthetic fiber made from regenerated cellulose. Because it mimics the properties of silk, it is often referred to as artificial silk.

Ozone is an inorganic molecule with the chemical formula O3. It consists of three oxygen atoms bonded together.

The whale shark (Rhincodon typus) is the largest known extant fish species. Despite the name, it is a shark, not a whale.

The International Atomic Energy Agency (IAEA) is headquartered in Vienna, Austria.

Homi J. Bhabha is widely recognized as the father of the Indian nuclear programme for his role in establishing the Tata Institute of Fundamental Research and the Bhabha Atomic Research Centre.

Vikram Sarabhai is considered the father of the Indian space programme, having founded the Indian Space Research Organisation (ISRO).