Category: Biology Second Paper

(a) Leopondville
(b) Zimbabwe
(c) Djibouti
(d) Zaire

Answer : (d) Zaire

(a) Damascus Agreement
(b) Treaty of Algiers
(c) Cairo Agreement
(d) Beirut Agreement

Answer : (b) Treaty of Algiers

(a) 7 December 1941
(b) 23 June 1942
(c) 3 December 1942
(d) 26 July 1943

Answer : (a) 7 December 1941

(a) 1956
(b) 1955
(c) 1954
(d) 1953

Answer : (a) 1956

(a) 1793
(b) 1789
(c) 1798
(D) 1779

Answer : (b) 1789

(a) Norway
(b) Finland
(c) Indonesia
(d) Japan

Answer : (b) Finland

(a) Increasing the navigability of the rivers of the two countries
(b) Desilting of the rivers of the two countries
(c) Assistance in flood control
(d) Development of maritime transport system

Answer : (a) Increasing the navigability of the rivers of the two countries

(a) Reservoir construction in Nepal
(b) Digging of connecting canal to Ganges Brahmaputra
(c) Construction of Ganga Dam in Bangladesh
(d) Increase in water flow of Ganga branch

Answer : (a) Reservoir construction in Nepal

(ক) (a2+2a+2)(a2+2a-2)
(খ) (a2+2a+2)(a2-2a+2)
(গ) (a2-2a+2)(a2+2a-2)
(ঘ) (a2-2a-2)(a2+2a-2)

উত্তর : (খ) (a2+2a+2)(a2-2a+2)

(ক) ((2x+3)(x+1)
(খ) (2x+3)(x-1)
(গ) (2x-3)(x-1)
(ঘ) (2x-3)(x+1)

উত্তর : (ঘ) (2x-3)(x+1)