611: Which of the following can be threats to the biodiversity of a geographical area?
1. Global warming
2. Fragmentation of habitat
3. Invasion of alien species
4. Promotion of vegetarianism
Select the correct answer using the codes given below :
(a) 1, 2 and 3 only
(b) 2 and 3 only
(c) 1 and 4 only
(d) 1, 2, 3 and 4
Explanation:
Jared Diamond describes an "Evil Quarter" of habitat destruction, overkill, introduced species, and secondary extinctions. Edward O. Wilson prefers the acronym HIPPO, standing for habitat destruction, invasive species, pollution, human over population, and over-harvesting including Global Warming. The most authoritative classification in use today is IUCN's Classification of Direct. Threats which has been adopted by major international conservation organizations such as the US Nature Conservancy, the World Wildlife Fund, Conservation International, and Birdlife International.
612: Which one of the following is located in the Bastar region ?
(a) Rajai National Park
(b) Bandhavgarh National Park
(c) Indravati National Park
(d) Dundeli Sanctuary
613: Rainfall on the east coast of Tamil Nadu occurs during October to November due to
(a) Winter monsoon
(b) Retreating south-west monsoon
(c) North-west monsoon
(d) Local winds
614: Fog is common around Newfoundland coast because:
(a) Icebergs melt around the coast
(b) Warm and cold currents meet
(c) The rainfall is heavy
(d) High tides cause storms
615: Consider the following :
1. Black-necked crane
2. Cheetah
3. Flying squirrel
4. Snow leopard
Which of the above are naturally found in India?
(a) 1, 2 and 3 only
(b) 1, 3 and 4 only
(c) 2 and 4 only
(d) 1, 2, 3 and 4
Explanation:
The cheetah (Acinonyx jubatus) is large-sized feline (family Felidae, subfamily Felinae) inhabiting most of Africa and parts of the Middle East. It is the only extant member of the genus Acinonyx.
The Black-necked Crane (Grus nigricollis) is a medium-sized crane in Asia that breeds on the Tibetan Plateau and winters mainly in remote parts of India and Bhutan. The India state of Jammu and Kashmir considers it as the state bird.
The Indian Giant Flying Squirrel (Petaurista philippensis) alternatively referred to as Large Brown Flying Squirrel or the Common Giant Flying Squirrel - is a species of rodent in the Sciuridae family. It is found in China, India, Indonesia, Myanmar, Sri Lanka, Taiwan, and Thailand.
The snow leopard (Panthera uncia or Uncia uncia) is a moderately large cat native to the mountain ranges of Central Asia. The snow leopard is currently restricted to Asia in Bhutan, China, India, Kazakhstan, Kyrgyzstan, Nepal, Pakistan, Russia, Tajikistan, and Uzbekistan.