3491: Itaipu Dam built on the River Parana is one of the largest dams in the world. Which of the following two countries have this as a joint project?

(a) Colombia and Paraguay
(b) Paraguay and Ecuador
(c) Brazil and Paraguay
(d) Brazil and Peru
3492: When one gene controls two or more different characters simultaneously, the phenomenon is called

(a) Apomixis
(b) Pleiotropy
(c) Polyploidy
(d) Polyteny
3493: Panchayati Raj is mainly aimed at:

(a) Rural employment

(b) Agricultural and rural industries development

(c) Political awareness among village people

(d) Giving training to villagers for fighting elections
3494: Lathyrism is caused by excessive consumption of

(a) Kesari dal
(b) Mustard oil
(c) Polished rice
(d) Mushrooms
3495: Consider the following statements regarding a No-confidence Motion in the Parliament.

1. There is no mention of a No-confidence Motion in the Constitution of India.

2. A period of six months must elapse between the introduction of one No-confidence Motion and the other.

3. At least 100 members must support a Motion of No-confidence before it is introduced in the House.

4. A motion of No-confidence can be introduced in the Lok Sabha only.

Of these statements

(a) 2 and 4 are correct

(b) 1, 2, 3 and 4 are correct

(c) 1, 2 and 3 are correct

(d) 1 and 4 are correct