Fill in the blanks : (i) The centre of a circle lies in ___________ of the circle. (exterior/ interior)

(a) Burning of wood and coal causes pollution of air.  (b) A liquid fuel used in homes is LPG.  (c) Fuel must be heated to its ignition temperature before it starts burning.  (d)...

(a) The British conquest of Bengal began with the Battle of ___________. Ans.  Plassey (b) Haidar Ali and Tipu Sultan were the rulers of ___________.  Ans. Mysore (c) Dalhousie implemented the Doctrine of ____________. Ans.  Lapse (d) Maratha kingdoms...

(i) The blood from the heart is transported to all parts of the body by the arteries. (ii) Haemoglobin is present in red blood cells. (iii) Arteries and veins are joined by...

(a) sour, acids (b) natural (c) pink (d) neutralise, salt

(a) concave (b) plane (c) convex (d) concave

a) Plant fibres are obtained from jute and cotton. b) Animals fibres are silk and wool

(a) The method of separating seeds of paddy from its stalks is called threshing. (b) When milk, cooled after boiling, is poured onto a piece of cloth the cream (malai) is...

(i) The average weather taken over a long time is called climate of the place. (ii) A place receives very little rainfall and the temperature is high throughout the year, the...

(a) Archives are places where manuscripts are kept. (b) Amir Khusrao was a fourteenth-century chronicler. (c) Potatoes, corn, chillies, tea and coffee were some of the new crops introduced into the subcontinent...

(a) The capital of Mirza Hakim, Akbar’s half-brother, was Kabul. (b) The five Deccan Sultanates were Berar, Khandesh, Ahmadnagar, Bijapur and Golconda. (c) If zat determined a mansabdar’s rank and salary, sawar...