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Free download in PDF Biodiversity Multiple Choice Questions (MCQs) and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
International organization IUCN is abbreviation of
[A]
Internal Union Council for Natural gas
[B]
International Union Council for Nature
[C]
International Union for Conservation of Nature
[D]
Internal United Council of Nations
Answer: International Union for Conservation of Nature
(2)
Major causes of extinction of different species includes
[A]
habitat loss and over-hunting
[B]
climate change and pollution
[C]
deforestation
[D]
all of above
(3)
Which of the following region has maximum diversity
[A]
mangrooves
[B]
temperate rainforest
[C]
taiga
[D]
coral reefs
(4)
Approximately, 50% of total world species are present on
[A]
tropical rain forest
[B]
temperate rain forest
[C]
temperate deciduous forest
[D]
coral reefs
Answer: temperate rain forest
(5)
Biodiversity
[A]
increases towards the equator
[B]
decreases towards the equator
[C]
remains same throughout the planet
[D]
has no effect on change in latitude
Answer: increases towards the equator
(6)
The most important reason for decrease in biodiversity is
[A]
habitat pollution
[B]
introduction of exotic species
[C]
over-exploitation
[D]
habitat destruction
Answer: over-exploitation
(7)
Dodo is
[A]
endangered
[B]
rare
[C]
extinct
[D]
critically endangered
(8)
Blue whale is placed under
[A]
endangered
[B]
rare
[C]
extinct
[D]
critically endangered
(9)
How many biogeographic does India have?
(10)
Lime is generally added to _____ soil
[A]
Salty
[B]
Dry
[C]
Alkaline
[D]
Acidic
(11)
_______ has the maximum genetic diversity in India
[A]
Potato
[B]
Tea
[C]
Mango
[D]
None of these
(12)
_________ is one of the most prevalent hotspots of biodiversity in India
[A]
Himalayas
[B]
Western Ghats
[C]
Ganges
[D]
None of the above
(13)
Galápagos finches are a good example of ____________
[A]
Extinction
[B]
Heterochromia
[C]
Island gigantism
[D]
Adaptive radiation
Answer: Adaptive radiation
(14)
______ is one of the least porous soils
[A]
Loam
[B]
Peat Soil
[C]
Clayey soil
[D]
None of the above
(15)
___________ is a non-renewable resource
[A]
Crude oil
[B]
Uranium
[C]
Silica
[D]
both A & B
(16)
__________ is an example of an ex-situ conservation.
[A]
Sacred groves
[B]
Wildlife sanctuary
[C]
Seed bank
[D]
National park
(17)
__________ is not generally seen in biodiversity hotspots.
[A]
Endemism
[B]
Species richness
[C]
Loss of diversity
[D]
Lesser interspecific competition
Answer: Lesser interspecific competition
(18)
___________ occurs when the death of the last individual in a species occurs.
[A]
Adaptation
[B]
Phylogenic diversity
[C]
Speciation
[D]
Extinction
(19)
____________ is defined as an ecological state of a species being unique to a specific geographic location.
[A]
Exotic species
[B]
Endemic species
[C]
Ecosystem
[D]
All of the given
(20)
_________ is the forest cover to be maintained as per the National Forest Policy (1988)
[A]
67% for hills & 33% for plains
[B]
37% for hills & 11% for plains
[C]
17% for hills & 23% for plains
[D]
None of the above
Answer: 67% for hills & 33% for plains
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