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Q. In which of the following, the cellular power plants – Mitochondria are absent ?

Q. Albert Einstein was awarded Nobel Prize for his path-breaking research and formulation of the:

Q. Which among the following compound of barium is used as radio contrast agent for X-ray imaging and other diagnostic procedures and also commonly called as Barium Food?

Q. Which among the following is incorrect regarding the chemical nature of Diamond & Graphite?

Q. A person is standing in front of a wall and makes a sound. What should be the normal minimum distance between the person and the wall , so that the person hears echo?

Q. Which among the following acids is abundant in Grapes, Bananas and Tamarind?

Q. In which among the following forms, Nitrogen is present in Urea?

Q. As per Avogadro‘s hypothesis , equal volumes of different gases at the same temperature and pressure contain equal number of ______?

Q. In many countries with cold climates, the municipalities often sprinkle salt on icy roads in winter. Which among the following is the correct reason for this?

Q. When a piece of quicklime is dipped in water, it gives bubbles. This bubbling is due to which of the following?