RRB Group D GK Questions 2026

Under Akbar, each province was divided into revenue circles, each with its own schedule of revenue rates for individual crops, and this system was called zabt.

Phule saw the condition of India's 'lower' castes as a form of slavery, so he dedicated his book to the Americans who had fought to free slaves.

Article 21 protects life and personal liberty, and the Supreme Court reads 'life' as a life with dignity, not mere survival.

Water transport needs no track or road to be built, and a ship or barge can carry huge loads on little fuel, so the cost per tonne is the lowest.

Places east of Greenwich are ahead in time, and every degree of longitude adds 4 minutes. The Earth turns through 360° in 24 hours, so it covers 15° in one hour, or 1° in 4 minutes.

Vertical rays pour the Sun's energy onto a small area, so this zone gets the most heat.

Together these two gases make up about 99 percent of the air around the Earth. Nitrogen alone is about 78 percent of the atmosphere and oxygen about 21 percent.

These hills in the north-west of the subcontinent, now in Pakistan, are among the places where people first began to grow wheat and barley.

This is the untrue statement, because the HSRA was founded at Firozeshah Kotla in Delhi, not at Amritsar. In 1928 Bhagat Singh, Sukhdev and other young revolutionaries met at the Firozeshah Kotla ground in Delhi and turned the Hindustan Republican Association into the Hindustan Socialist Republican Association.

The 1929 Act fixed these as the lowest ages at which men and women could marry. It is also called the Sarda Act, after Har Bilas Sarda, who moved the bill in the Central Legislative Assembly.

She wrote Stripurushtulna, meaning 'A Comparison between Women and Men', in Marathi in 1882. Tarabai Shinde was a woman educated at home in Poona, and her book openly criticised the social differences between men and women.

Veins usually carry blood low in oxygen back to the heart, but the pulmonary veins are the exception. After blood picks up oxygen in the lungs, four pulmonary veins, two from each lung, bring this oxygen-rich blood to the left atrium of the heart.

The pancreas is both an exocrine gland, pouring digestive enzymes into the intestine, and an endocrine gland. Its endocrine part is made of small clusters of cells called the islets of Langerhans.

The liver needs vitamin K to make several clotting factors, including prothrombin, which help blood form a clot and seal a wound.

When light travels from a denser medium to a rarer one and strikes the boundary at an angle greater than the critical angle, it does not pass out at all but is reflected completely back.

The liver needs vitamin K to make prothrombin and other clotting factors, so without it blood takes much longer to clot.

Milk contains very little vitamin C, and what little there is gets destroyed further when milk is boiled. Milk is otherwise called a nearly complete food: it gives calcium and phosphorus for bones and teeth, good-quality protein, mainly casein, the sugar lactose, fat, and vitamins A, B2 and B12.

Each stoma is surrounded by two guard cells, and the pore opens or closes as these cells gain or lose water.

Aluminium oxide and zinc oxide behave like a base with acids and like an acid with bases, so both are amphoteric.

Mahatma Gandhi was born on 2 October 1869 at Porbandar in Gujarat, so his 150th birth anniversary fell on 2 October 2019.