826: Rabies is caused by a
(a) Virus and it affects the nervous system
(b) Virus and it affects the cardiovascular system
(c) Bacteria and it affects the nervous system
(d) Bacteria and it affects the cardiovascular system
827: Vinegar is an aqueous solution of
(a) oxalic acid
(b) citric acid
(c) acetic acid
(d) hydrochloric acid
828: Which soil is best suited for paddy crop?
(a) Black soil
(b) Loamy soil
(c) Hard soil
(d) Red soil
829: Government of India encourages the cultivation of 'sea buckthorn'. What is the importance of this plant?
1. It helps in controlling soil erosion and in preventing desertification.
2. It is a rich source of biodiesel.
3. It has nutritional value and is well-adapted to live in cold areas of high altitudes.
4. Its timber is of great commercial value.
Which of the statements given above is /are correct?
(a) 1 only
(b) 2, 3 and 4 only
(c) 1 and 3 only
(d) 1, 2, 3 and 4
830: Which among the following ports was called Babul Makka (Gate of Makka) during the Mughal Period ?
(a) Calicut
(b) Broach
(c) Cambay
(d) Surat