4511: The release of which one of the following into ponds and wells helps in controlling the mosquitoes?
(a) Gambusia fish
(b) Snail
(c) Crab
(d) Dogfish
4512: Hoysala monuments are found in
(a) Hampi and Hospet
(b) Halebid and Belur
(c) Mysore and Bangalore
(d) Sringeri and Dharwar
4513: With reference to bio-toilets used by the Indian Railways, consider the following statements:
1.The decomposition of human waste in the bio-toilets is initiated by a fungal inoculum.
2. Ammonia and water vapour are the only end products in this decomposition which are released into the atmosphere.
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
4514: Consider the following statements :
1. Hepatitis B is several times more infectious than HIV/AIDS
2. Hepatitis B can cause liver cancer
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
4515: The Allahabad Pillar inscription is associated with which one of the following?
(a) Mahapadma Nanda
(b) Chandragupta Maurya
(c) Ashoka
(d) Samudragupta