276: A narrow strip of land, bordered on both sides by water, connecting to larger bodies of land is called:

(a) Dune

(b) Equinox

(c) Isthmus

(d) Strait
277: 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
Explanation:
Moldova is a landlocked country in Eastern Europe, located between Romania to the west and Ukraine to the north, east and south. It does not share borders with Belarus.
278: Which one of the following countries does NOT border the Caspian Sea?

(a) Armenia
(b) Azerbaijan
(c) Kazakhstan
(d) Turkmenistan
Explanation:
The Caspian Sea is bordered by Russia, Khazakhstan, Turkmenistan, Azerbaijan and Iran.
279: In the map given below, three out of the four places marked indicates places where a thermal power station is located :

The place where there is no thermal power station is marked

(a) 1
(b) 2
(c) 3
(d) 4
Explanation:
Nagarjuna Sagar (3) is a hydel power project in Andhra Pradesh.
280: Consider the following statements:

1. The Barren Island volcano is an active volcano located in the Indian territory.
2. Barren Island lies about 140 km east of Great Nicobar.
3. The last time the Barren Island volcano erupted was in 1991 and it has remained inactive since then.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3
(c) 3 only
(d) 1 and 3