4021: The January isotherm taken as a basis for dividing India into tropical and sub-tropical zones is
(a) 21°C
(b) 18°C
(c) 12°C
(d) 15°C
4022: During the Indian Freedom Struggle, why did Rowlatt Act arouse popular indignation?
(a) it suppressed the Indian traditional education
(b) it authorized the government to imprison people without trial
(c) it curbed the trade union activities
(d) it curtailed the freedom of religion.
4023: Consider the following statements:
1. There are no east flowing rivers in Kerala.
2. There are no west flowing rivers in Madhya Pradesh.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
4024: INSAT-3E, India's communication satellite, was launched in 2003 from:
(a) French Guyana
(b) Seychelles
(c) Mauritius
(d) Mauritania
4025: Consider the following statements:
1. The common blue green algae Spirogyra and Ulothrix are found in both fresh water ponds and oceans.
2. The chameleon can look ahead with one eye, and at the same time look behind with another.
Which of these statements is/are correct?
(a) Only 1
(b) Only 2
(c) Both 1 and 2
(d) Neither 1 nor 2