576: Soft drinks such as colas contain significant quantities of

(a) caffeine
(b) nicotine
(c) tannin
(d) renin
577: The Basque separatist organisation is active in

(a) Russia
(b) Cyprus
(c) Portugal
(d) Spain
578: Match the locations of ports labelled as A, B, C and D in the given map with the names of those ports and select the correct answer using the codes given below the names of the ports :

Names of Ports:
1. Kakinada
2. Karwar
3. Mangalore
4. Tuticorin
5. Veraval

Codes:
(a) A-4, B-2, C-3, D-5
(b) A-5, B-2, C-4, D-1
(c) A-1, B-3, C-4, D-2
(d) A-5, B-3, C-2, D-1
579: A community of people called Manganiyars is well-known for their

(a) martial arts in North-East India
(b) musical tradition in North- West India
(c) classical vocal music in South India
(d) pietra dura tradition in Central India
580: Which of the following leaf modifications occurs/occur in desert areas to inhibit water loss?

1. Hard and waxy leaves

2. Tiny leaves or no leaves

3. Thorns instead of leaves

Select the correct answer using the codes given below.

(a) 1 and 2 only
(b) 1 and 3 only
(c) 2 only
(d) 1, 2 and 3