Biodiversity & Conservation - Live Session - NEET & AIIMS 2019Contact Number: 9667591930 / 8527521718Biodiversity & Conservation - Live Session - NEET & AIIMS 2019Contact Number: 9667591930 / 8527521718Name of the sociobiologist who popularized and coined the term Biodiversity
1. David Tilman
2. Ramdeo Mishra
3. Edward Wilson
4. Paul Ehrlich
Which among the following does not include the important components of biodiversity?
1. Genetic Diversity
2. Biosphere Diversity
3. Species Diversity
4. Ecological Diversity
What is the approximate total number of plant and animal species described so for, according to the IUCN.
1. <1.5 million
2. 2.7 million
3. >1.5 million
4. < 1.5 billion
What is the conservative and scientifically sound estimate made by Robert May for the global species diversity?
1. 2 million
2. 3 million
3. 7 million
4. 5 million
What percentage of all the species recorded are plants(including algae, fungi, bryophyte, gymnosperm and angiosperm)?
1. 50%
2. 70%
3. 30%
4. 22%
Which among the following statement is incorrect?
1. The number of fungi species in the world is more than the combined total of the species of fishes, amphibians, reptiles and mammals.
2. More than 70% of all the species recorded are animals
3. Plants comprise no more than 42% of the total species.
4. Out of every 10 animals on the planet, 7 are insects.
Although India has only 2.4 percent of the world's land area, the percent is the share of the global species diversities.
1. 2.2%
2. 22%
3. 8.1%
4. 31%
What is the shape of graphical representation between species richen and area for a wide variety of taxa. on a logarithmic scale?
1. Rectangular hyperbolic
2. Straight line
3. Sigmoid
4. Both a and b
What is the value of slope of lime or Regression coefficient (Z), if we analyze the species area relationship among very large area like the entire continents?
1. 0.1 to 0.2
2. 0.2 to 1.2
3. 0.6 to 1.2
4. Always less than 0.5
Name the biologist who should that in his experiments, increased diversity contributed to higher productivity.
1. Paul Ehrlich
2. Rober May
3. David Tilman
4. Alexander Von Humboldt
Which among the following include recent extinct animals of Russia?
1. Quagga
2. DoDo
3. Thylam
4. Steller's sea cow
Bali, Jawan and Caspian are extinct subspecies of which animal?
1. Steller's sea cow
2. Tiger
3. Quagga
4. Thylacine
The IUCN Red list (2004) documents the extinction of total how many species of Animals and Plants.
1. 843
2. 784
3. 692
4. 872
The last 20 years above has witnessed the disappearance of how many species?
1. 15
2. 53
3. 27
4. 87
Which group appears to be more vulnerable to extinction?
1. Fishes
2. Amphibian
3. Birds
4. mammals
Presently what percent of mammal species in the world are facing the threat of extinction?
1. 12%
2. 23%
3. 32%
4. 31%
According to ecologist, if the present trends of extinction continue nearly half of all the species on earth might be wiped out within the next how many years.
1. 10 years
2. 1000 years
3. 100 years
4. 10000 years
Which among the following is the most important cause diving animals and plant to extinction?
1. Over-explanation
2. Habitat loss and fragmentation
3. Alien species invasions
4. Co-extinction
The Amazon rain forests is being and cut and cleared for which of the following reasons.
1. Cultivating Soyabeans
2. Conversion to grasslands for raising beef cattle
3. Burns and slash agriculture
4. More than one option is correct
The typical rain forest once covering more than 14% of the earth land surface, these now cover what percent?
1. 2%
2. 10%
3. 6%
4. 12%
What is the main cause of extinction of sellers cow and passenger pigeon?
1. Co-extinction
2. Alien species invasion
3. Habitat loss
4. Over exploitation
Which of the following invasive weed species caused scourge of water bodies in Bengal?
1. lantana
2. Parthanium
3. Eicchornia
4. All of these
About what percent of the drugs currently solid in the market worldwide are derived from plants/
1. 5%
2. 25%
3. 10%
4. 45%
Initially 25 biodiversity hot spot were indentified in the world bur subsequently how many more have been added to list till present?
1. 6
2. 8
3. 7
4. 9
All the biodiversity hotspots put together covers about what percent of the earth's land area?
1. 5%
2. 6%
3. 2%
4. 8%
What is the total number of biosphere reserve and wild life sanctuaries in India respectively?
1. 14, 90
2. 14, 448
3. 14, 180
4. 14, 227
Which among the following does not include Ex-situ-conservation?
1. national parks
2. Wild life Safari parks
3. Zoological parks
4. More than one option is correct
Sacred groves are found in which of the following hills in Meghalaya.
1. Aravali
2. jaintia
3. Khasi
4. More than one option is correct
In which areas/regions/hills of Madhya Pradesh are formed sacred groves?
1. Sarguja
2. Western Ghat
3. Jaintia
4. Khasi
Name of the approach used to conserve and protect the whole ecosystem, its biodiversity at all levels.
1. Ex-situ conservation
2. In-situ conservation
3. Off-site conservation
4. more than one option is correct