Online Test — Biodiversity and Conservation
17 Questions • 15 min • Chapter MCQ
15:00
Question 1 of 17
Biodiversity means the:
Variety of life on Earth
Number of rivers
Amount of rainfall
Height of mountains
Explanation: Biodiversity is the variety of life on Earth.
Question 2 of 17
Variety of genes within a species is:
Genetic diversity
Species diversity
Ecosystem diversity
Habitat loss
Explanation: Variation within a species is genetic diversity.
Question 3 of 17
Variety of different species in a region is:
Genetic diversity
Species diversity
Ecosystem diversity
Pollution
Explanation: Variety of species is species diversity.
Question 4 of 17
Biodiversity is greatest:
At the poles
In the tropics (near the equator)
In deserts only
On glaciers
Explanation: Biodiversity is richest in the tropics.
Question 5 of 17
Which is an importance of biodiversity?
Provides food and medicines
Causes pollution
Destroys soil
Stops rain
Explanation: Biodiversity provides food, medicines and many resources.
Question 6 of 17
A species at risk of dying out is:
Extinct
Endangered
Invasive
Common
Explanation: An endangered species is at risk of extinction.
Question 7 of 17
A species that has completely disappeared is:
Endangered
Extinct
Native
Abundant
Explanation: An extinct species is gone forever.
Question 8 of 17
The biggest cause of biodiversity loss is:
Habitat loss and fragmentation
Too much sunlight
Planting trees
Clean water
Explanation: Habitat loss is the leading cause.
Question 9 of 17
Species introduced from elsewhere that harm native species are:
Invasive (alien) species
Producers
Decomposers
Pollinators
Explanation: Invasive species outcompete or harm natives.
Question 10 of 17
Using a resource faster than it can recover is:
Over-exploitation
Conservation
Pollination
Photosynthesis
Explanation: Over-exploitation depletes resources faster than recovery.
Question 11 of 17
Protection and wise use of biodiversity is:
Conservation
Extinction
Deforestation
Over-fishing
Explanation: Conservation is the protection and wise use of biodiversity.
Question 12 of 17
Protecting species in their natural habitat is:
In-situ conservation
Ex-situ conservation
Extinction
Migration
Explanation: In-situ protects species in their natural home.
Question 13 of 17
National parks and wildlife sanctuaries are examples of:
In-situ conservation
Ex-situ conservation
Pollution
Invasive species
Explanation: These protect habitats in place — in-situ.
Question 14 of 17
Zoos, botanical gardens and seed banks are examples of:
In-situ conservation
Ex-situ conservation
Habitat loss
Over-exploitation
Explanation: These protect species off-site — ex-situ.
Question 15 of 17
Particularly rich, threatened areas given high conservation priority are:
Biodiversity hotspots
Deserts
Cities
Highways
Explanation: Biodiversity hotspots are rich, threatened priority areas.
Question 16 of 17
The IUCN record of species and their conservation (threatened) status is the:
Red Data Book
Ramsar list only
Telephone directory
Seed bank
Explanation: The Red Data Book lists species and their conservation status.
Question 17 of 17
Forest patches traditionally protected by local communities for religious reasons are:
Sacred groves
National parks
Ramsar sites
Zoos
Explanation: Sacred groves are community-protected forest patches.