1831: With reference to 'Red Sanders', sometimes seen in the news, consider the following statements:

1. It is a tree species found in a part of South India.
2. It is one of the most important trees in the tropical rain forest areas of South India.

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
1832: Consider the following statements :

1. The Taxus tree naturally found in the Himalayas.

2. The Taxus tree is listed in the Red Data Book.

3. A drug called "taxol" is obtained from Taxus tree is effective against Parkinson's disease.

Which of the statements given above is/are correct ?

(a) 1 only
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
1833: A state in India has the following characteristics:

1. Its northern part is arid and semi arid.

2. Its central part produces cotton.

3. Cultivation of cash crops is predominant over food crops.

Which one of the following states has all of the above characteristics ?

(a) Tamil Nadu
(b) Gujarat
(c) Andhra Pradesh
(d) Karnataka
1834: Consider the following statements :

In a nuclear reactor, self-sustained chain reaction is possible, because

I. more neutrons are released in each of the fission reactions.
II. the neutrons immediately take part in the fission process.
III. the fast neutrons are slowed down by Graphite.
IV. every neutron realeased in the fission reaction initiates further fission.

Which of these statements are correct ?

(a) I, II and III
(b) I and III
(c) II and IV
(d) II, III and IV
1835: Which one among the following as awarded the CSIR. Diamond Jubilee Technology Award 2004 in September, 2005 by the Prime Minister of India?
(a) Infosys Technologies Ltd.
(b) Midas Communication Technologies
(c) Tata Consultancy Services
(d) Biocon India Ltd.