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This is an MCQ-based quiz on the topic of BIODIVERSITY AND CONSERVATION.
This includes Patterns Of Biodiversity, Species-Area Relationship, Latitudinal Gradients, Loss Of Biodiversity, Causes of Biodiversity Loss, Biodiversity Conservation, and many more.
Pick the correct match.
The Earth consists of how many ant species?
How many species of beetles are present on the Earth?
How many species of fishes are present on Earth?
How many species of orchids are present on Earth?
Who popularized the term biodiversity?
The most important reason for biodiversity loss in today’s age is _____.
Over-exploitation
Co-extinctions
Alien species invasions
Fragmentation and habitat loss
The region of biosphere reserve that is protected legally, where no human activity takes place is known as _____.
Transition zone
Buffer zone
Core zone
Restoration zone
Presence of plants organised into well defined vertical layers based on their heights can be best observed in _____.
Grassland
Tropical savannah
Tropical rain forest
Temperate forest
The main difference between the ‘Sixth extinction’ and the previous five extinctions is that, the sixth extinction _____.
Mainly affects plants
Mainly occurs on islands
Occurs at a faster rate
Is exclusive of human activities
The hot spots of biodiversity are characterized by:
Low endemicity and low threat of extinction
Low endemicity and high threat of extinction
High endemicity and low threat of extinction
High endemicity and high threat of extinction
The main difference between the ‘Sixth extinction’ and the previous five extinctions is that, the sixth extinction
Mainly affects plants
Mainly occurs on islands
Occurs at a faster rate
Is exclusive of human activities
Which of these is not a reason accounting for greater biodiversity of tropics?
More niche specialization
Availability of more solar energy
More time for species diversification
Large seasonal variations in environmental factors
Biodiversity loss can lead to everything except this
Increased resistance to the environmental perturbance
A decline in plant production
Increased variability in water use
Increased variability in pest and disease cycle
The most important reason for biodiversity loss in today’s age is
Over-exploitation
Co-extinctions
Alien species invasions
Fragmentation and habitat loss
