4301: A man's investment doubles in every 5 years. If he invested Rs. 5,000 in each of the years 1990, 1995, 2000 and 2005, then what was the total amount received by him in 2010?
(a) Rs. 1,40,000
(b) Rs. 30,000
(c) Rs. 70,000
(d) Rs. 1,50,000
4302: Consider the following regions:
1. Eastern Himalayas
2. Eastern Mediterranean region
3. North-western Australia
Which of the above is/are Biodiversity Hotspot(s)?
(a) 1 only
(b) 1 and 2 only
(c) 2 & 3 only
(d) 1, 2, 3
4303: A rectangular sump of dimensions 6 m x 5 m x 4 m is to be built by using bricks to make the outer dimension 6.2 m x 5.2 x 4.2 m. Approximately how many bricks of size 20 cm x 10 cm x 5 cm are required to build the sump for storing water ?
(a) 1500
(b) 3000
(c) 15000
(d) 30000
4304: Which of the following is / are unique characteristic / characteristics of equatorial forests?
1. Presence of tall, closely set trees with crowns forming a continuous canopy
2. Coexistence of a large number of species
3. Presence of numerous varieties of epiphytes
Select the correct answer using the codes given below.
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
4305: Which of the following countries share borders with Moldova?
1. Ukraine
2. Romania
3. Belarus
Select the correct answer using the code given below:
(a) 1 and 3 only
(b) 1 and 2 only
(c) 1, 2 and 3
(d) 2 and 3 only