Biology NEET - XII: Chapter 15- Biodiversity and Conservation
The term ecology was popularised by Edward Wilson, a renowned sociobiologist. He emphasized the importance of biodiversity and conservation, earning recognition as the “father of sociobiology.”
Which sociobiologist popularised the term ecology?
Edward Wilson
Key Terms
Which sociobiologist popularised the term ecology?
Edward Wilson
What is the share of India to the global species diversity?
8.1%
How many mega diverse countries are present in the world?
12
How many plant and how many animals species are yet to be discovered in India?
One million plant species and 3 million animal species
How many species of birds does Colombia have?
1400 species
How many species of birds does New York have?
105
Related Flashcard Decks
Study Tips
- Press F to enter focus mode for distraction-free studying
- Review cards regularly to improve retention
- Try to recall the answer before flipping the card
- Share this deck with friends to study together
| Term | Definition |
|---|---|
Which sociobiologist popularised the term ecology? | Edward Wilson |
What is the share of India to the global species diversity? | 8.1% |
How many mega diverse countries are present in the world? | 12 |
How many plant and how many animals species are yet to be discovered in India? | One million plant species and 3 million animal species |
How many species of birds does Colombia have? | 1400 species |
How many species of birds does New York have? | 105 |
How many species of birds does Greenland have? | 56 |
How many species of birds does India have? | 1200 |
How many species of plants does Amazon rainforest have? | 40,000 |
How many species of fishes does Amazon rainforest have? | 3000 |
How many species of birds does Amazon rainforest have? | 1,300 |
How many species of mammals does Amazon rainforest have? | 427 |
How many species of amphibians does Amazon rainforest have? | 427 |
How many species of reptiles does Amazon rainforest have? | 378 |
How many species of invertebrates does Amazon rainforest have? | > 125000 |
WHat is the equation of species area curve ? | logS = Log C + Z logA |
What is the range of the value of Z in the species are curve? | 0.1 to 0.2 But in case of very large areas like entire continents- 0.6 to 1.2 |
What is the slope of frugivorous birds and mammals in tropical forests of different continents? | 1.15 |
The rivet popper hypothesis was given by | Paul Ehrlich |
Quagga was an animal that went extinct from which place? | Africa |
Thylacine which went extinct was native to which country? | Australia |
Steller’s sea cow which went extinct was native to which country? | Russia |
Which subspecies of tiger have gone extinct? | Bali, Javan, Caspian |
The last twenty years have witnessed the disappearance of how many species? | 27 |
How many species are currently facing extinction? | >15500 12% bird species 23 % mammal species 32% amphibian species 31% gymnosperm species |
How many mass extinctions have occurred till now? | 5 |
The tropical rainforests have decreased in land cover from 1 to 2_. | 1- 14% | 2- 6% |
The nile perch introduced in Lake Victoria in East Africa led to the extinction of | 200 species of cichlid |
What percent of drugs currently sold are derived from plants? | 25% |
How many plant species contribute to traditional medicines used by native people around the world? | 25,000 |
How many biological hotspots were initially identified and now their number have been increased to? | 25 initially | 34 at present |
What is the percent land cover of total earth's land area that biological hotspots cover? | 2% |
How many biosphere reserves, national parks and wildlife sanctuaries does India have (according to NCERT)? | 14 biosphere reserve |
When was the Earth summit organised? Where was it held? | 1992 | RIo de Janeiro |
When was the World summit organised? Where was it held? | 2002 | JOhannesburg, South Africa |
How many countries pledged in the world summit? | 190 |
Till when were the goals of world summit to be fulfilled? | 2010 |
According to estimates, what percent of total species have been recorded so far? | 22% |
Plants provide oxygen and so they should be protected. This is the approach of which utilitarian ideology? | Broadly utilitarian |
Strict protection of biological hotspots can decrease the ongoing mass exteinction by | 30% |
Which is the largest wildlife sactuary in India? | Great Indian Bustard sanctuary |
Keoladeo ghana bird sanctuary is located in | Bharatpur |
Annamali sanctuary is present in | Coimbatore |
Chilika lake bird sanctuary is located in | Odisha |
Nanda devi national park is in | Uttranchal |
Nilgiri biosphere is in | Karnataka, Kerala, Tamil Nadu |
Are activities permitted in buffer zone of biosphere reserve? | Limited activites are allowed |
Are activities permitted in transition zone of biosphere reserve? | Yes (settlement, farming, etc) |
When was National Forest Policy revised? | 1998 |
When was forest act passed? | 1927 |
When was wildlife protection act passed? | 1972 |