531: The great Indian bustard is a/an:
(a) Animal
(b) Reptile
(c) Bird
(d) Mammal
532: Which one of the following determines that the Indian Constitution is Federal?
(a) A written and rigid Constitution
(b) An independent Judiciary
(c) Vesting of residuary powers with the Centre
(d) Distribution of powers between the Centre and the States
533: Consider the following :
1. Bluetooth device
2. Cordless phone
3. Microwave oven
4. Wi-Fi device
Which of the above can operate between 2-4 and 2-5 GHz range of radio frequency band ?
(a) 1 and 2 only
(b) 1, 2 and 4 only
(d) 3 and 4 only
(d) 1, 2, 3 and 4
534: Consider the following statements :
1. The Taxus tree naturally found in the Himalayas.
2. The Taxus tree is listed in the Red Data Book.
3. A drug called "taxol" is obtained from Taxus tree is effective against Parkinson's disease.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
535: Which one of the following crops enriches the nitrogen content in soil ?
(a) Potato
(b) Sorghum
(c) Sunflower
(d) Pea