Biodiversity and human welfare

Biodiversity region should contain ________ vascular plants as endemics

• 1500

• 1100

• 1000

• 1400

At present how many biodiversity hotspots are there in the world

(a)  

All the hotspots together covers ____________% of Earth's land surface

• 10.9

• 15.9

• 10.5

• 15.5

Biodiversity hotspots should have more number of ____________ and __________

• vulnerable and endemics

• extinct and species

• endemics and species

• none of the above

Who is the first person to classify biodiversity hotspots

• Went

• Alberts

• Louis Pasteur

• Myers

Genetic diversity is the number of different species that are represented in a given community

• True

• False

________________ is defined as genetic variability present within species.

• Ecosystem diversity

• Species Diversity

• Genetic diversity

• Wild taxa

Genetic diversity is important because

• it may gives rise to healthy population

• new varieties can be eoolved

• it reduces the recurrence of undesirable inherited traits

• all the above

Biodiversity is conserved by locals through

• sacred groves

• stalavirucham

• both

• none

New genetic variations can arise in individuals of a species by gene and chromosomal mutation

• True

• False