51: To keep the seeds in good condition, we should keep it in a place which is:
(a) Warm and dry
(b) Warm and wet
(c) Cool and dry
(d) Cool and wet
52: Open stunted forests with bushes and small trees having long roots and sharp thorns or spines are commonly found in
(a) Eastern Orissa
(b) North-Eastern Tamil Nadu
(c) Siwaliks an Terai region
(d) Western Andhra Pradesh
53: Physico-chemical characteristics of water in water sources undergo changes due to
(a) aquatic macrophytes
(b) aquatic fungi
(c) effluents
(d) evapotranspiration
54: The following persons came to India at one time or another :
I. Fa-Hien
II. I-Tsing
III. Megasthenese
IV. Hieun-Tsang
The correct chronological sequence of their visits is :
(a) III, I, II, IV
(b) III, I, IV, II
(c) I, III, II, IV
(d) I, III, IV, II
55: Consider the following statements:
1. NTPC is the largest power utility in India.
2. ONGC accounts for half of the LPG production in India.
3. Indian Oil Corporation operates all the oil refineries in India.
4. The Indian Ordinance Factory is the largest departmentally run industrial undertaking in the country.
Which of these statements is/are correct?
(a) 1 only
(b) 2 and 3
(c) 2, 3 and 4
(d) 1 and 4