Natural Vegetation and Wildlife

Vegetation and Wildlife - Long Answer Questions

Q1. What is 'Virgin Vegetation'?

Plant community which has grown naturally without human aid and has been left undisturbed for a long time.

Q2. What are 'Endemic' and 'Exotic' species?

Endemic: Purely Indian virgin vegetation. Exotic: Plants brought from outside India.

Q3. What factors affect vegetation?

Land, Soil, Temperature, Photoperiod (Sunlight), Precipitation (Rainfall).

Q4. Types of Vegetation in India?

1. Tropical Evergreen. 2. Tropical Deciduous. 3. Tropical Thorn/Scrub. 4. Montane. 5. Mangrove.

Q5. Describe Tropical Evergreen Forests.

High rain (>200cm), warm/warm. Trees distinct height (60m). No fixed leaf shedding time (always green). Ebony, Mahogany, Rosewood, Rubber.

Q6. Describe Tropical Deciduous Forests.

Most widespread. Rainfall 70-200cm. Shed leaves in summer for 6-8 weeks. Moist (Teak, Sal) and Dry (Peepal, Neem).

Q7. Describe Thorn Forests.

Rainfall < 70cm. NW India. Acacias, Palms, Euphorbias, Cacti. Long roots, thick leaves.

Q8. Describe Montane Forests.

Mountain vegetation changes with altitude. Wet temperate (1000-2000m): Oaks/Chestnuts. Temperate (1500-3000m): Pine, Deodar. Alpine (>3600m): Birch, Junipers. Moss/Lichens.

Q9. Describe Mangrove Forests.

Tidal forests in deltas. Roots submerged in water. Sundari trees (Sundarbans). Palm, Coconut, Agar.

Q10. What is the 'Wildlife Protection Act'?

Implemented in 1972 to protect flora and fauna.

Q11. What are 'Biosphere Reserves'?

Large protected areas to conserve biodiversity and culture. India has 18 (e.g., Nilgiri, Nanda Devi, Sundarbans).

Q12. What is 'Project Tiger'?

Launch in 1973 to save tigers from extinction.

Q13. How many species of plants/animals?

47,000 plant species (10th in world). 90,000 animal species.

Q14. Why is biodiversity declining?

Hunting, pollution, deforestation, introduction of alien species.

Q15. What are Medicinal Plants?

Sarpagandha (BP), Jamun, Arjun, Babool, Neem (Antibacterial), Tulsi (Cold).

Q16. Where are One-horned Rhinos found?

Assam and West Bengal swamps.

Q17. Where are Lions found?

Gir Forest (Gujarat) - last home of Asiatic Lion.

Q18. Who are 'Migratory Birds'?

Birds that travel long distances in winter (e.g., Siberian Crane to Rann of Kachchh).

Vegetation and Wildlife - Important Facts

Fact 1

Flora: Plant life.

Fact 2

Fauna: Animal life.

Fact 3

India is a mega-biodiversity country.

Fact 4

6% of world's flowering plants.

Fact 5

Tropical Evergreen: Ebony, Mahogany.

Fact 6

Tropical Deciduous: Teak, Sal, Bamboo.

Fact 7

Teak is dominant in Moist Deciduous.

Fact 8

Simlipal is a Biosphere Reserve.

Fact 9

Gir forest: Asiatic Lion.

Fact 10

Camels found in Thar desert.

Fact 11

Wild Ass found in Rann of Kachchh.

Fact 12

Yak found in Ladakh.

Fact 13

Snow Leopard in Himalayas.

Fact 14

Peacock is National Bird.

Fact 15

Tiger is National Animal.

Fact 16

Project Rhino/Project Great Indian Bustard exist.

Fact 17

18 Biosphere Reserves.

Fact 18

103 National Parks.

Fact 19

535 Wildlife Sanctuaries.

Fact 20

Migratory birds: Siberian Crane, Flamingo.

Fact 21

Red Data Book lists endangered species.

Fact 22

Sarpagandha found only in India.

Vegetation and Wildlife - Important Dates/Terms

1. 1972

Wildlife Protection Act

2. 1973

Project Tiger

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