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Free download in PDF Biodiversity Multiple Choice Questions with 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)
Global warming can be controlled by
[A]
Reducing deforestation, cutting down use of fossil fuel
[B]
Reducing reforestation, increasing the use of fossil fuel
[C]
Increasing deforestation, slowing down the growth of human population
[D]
Increasing deforestation, reducing efficiency of energy usage
Answer: Reducing deforestation, cutting down use of fossil fuel
(2)
Which one of the following is not used for ex situ plant conservation?
[A]
Field gene banks
[B]
Seed banks
[C]
Shifting cultivation
[D]
Botanical Gardens
Answer: Shifting cultivation
(3)
Which of the following represent maximum number of species among global biodiversity?
[A]
Algae
[B]
Lichens
[C]
Fungi
[D]
Mosses and Ferns
(4)
Prolonged liberal irrigation of agricultural fields is likely to create the problem of
[A]
Aridity
[B]
Metal toxicity
[C]
Salinity
[D]
Acidity
(5)
The greatest problem of water conservation is to reduce the amount of
[A]
Precipitation
[B]
Runoff water
[C]
Groundwater
[D]
Evaporation
(6)
Maximum nutritional diversity is found in the group:
[A]
Monera
[B]
Plantae
[C]
Fungi
[D]
Animalia
(7)
Which one of the following areas in India, is a hotspot of biodiversity?
[A]
Sunderbans
[B]
Western Ghats
[C]
Eastern Ghats
[D]
Gangetic Plain
(8)
Which one of the following is not included under in situ conservation?
[A]
National park
[B]
Wild life sanctuary
[C]
Zoological garden
[D]
All of types
Answer: Zoological garden
(9)
An inexhaustible non-conventional universal source of energy is
[A]
Wind energy
[B]
Solar energy
[C]
Hydrothermal energy
[D]
Tidal energy
(10)
Which one of the following expanded forms of the followings acronyms is correct?
[A]
IUCN = International Union for Conservation of Nature and Natural Resources
[B]
IPCC = International Panel for Climate Change
[C]
UNEP = United Nations Environmental Policy
[D]
EPA = Environmental Pollution Agency
Answer: IUCN = International Union for Conservation of Nature and Natural Resources
(11)
Wild life conservation aims at :
[A]
Maintaining the ecological process
[B]
To enrich the wildlife diversity with exotic species
[C]
Preventing migration of species
[D]
Maintaining the diversity of life
Answer: To enrich the wildlife diversity with exotic species
(12)
Because of deforestation, decreased transpiration leads to
[A]
less cloud formation
[B]
more cloud formation
[C]
more water storage
[D]
None of the given
Answer: more water storage
(13)
Plants like Aegle marmelos, Ocimum sanctum and Ficus religiosa are a group of plants designated as
[A]
Traditional food crops
[B]
Sacred species of plants
[C]
Medicinal plant species
[D]
Lesser known food plants
Answer: Sacred species of plants
(14)
–1°C to 13°C annual variations in the intensity and duration of temperature and 50 to 250 cm annual variation in precipitation, account for the formation of major biome as:
[A]
Tropical forest
[B]
Coniferous forest
[C]
Temperate forest
[D]
Grassland
Answer: Coniferous forest
(15)
Sacred groves are especially useful in
[A]
Generating environmental awareness
[B]
Preventing soil erosion
[C]
Year-round flow of water in rivers
[D]
Conserving rare and threatened species
Answer: Generating environmental awareness
(16)
Some of the nutrient cycles are labelled as below: Sulphur cycle
(a), Phosphorus cycle
(b), Carbon cycle
(c) and Nitrogen cycle
(d) Of these, the sedimentary cycle is represented by
[A]
(a) only
[B]
(b) only
[C]
(c) only
[D]
(a) and (b) only
(17)
Study the four statements (a–d) given below and select the two correct ones out of them
A lion eating a deer and a sparrow feeding on grain are ecologically similar in being consumers
Predator star fish Pisaster helps in maintaining species diversity of some invertebrates
Predators ultimately lead to the extinction of prey species
Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders The two correct statements are:
[A]
(a) and (b)
[B]
(b) and (c)
[C]
(c) and (d)
[D]
None of these
(18)
Which is the right option for the tallest and the smallest Gymnosperm plant ?
[A]
Eucalyptus and Zamiapygmea
[B]
Wolffia globosa and Eucalyptus
[C]
Sequoia sempervirens and Zamia pygmea
[D]
Sequoia sempervirens and Wolffia globosa
Answer: Sequoia sempervirens and Wolffia globosa
(19)
Term used for species which is in danger of being extinct in near future is
[A]
degradability
[B]
extinct
[C]
endangered
[D]
global biodiversity
(20)
How many biosphere reserves are present in India?
[A]
41
[B]
34
[C]
14
[D]
43
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