CBSE Questions for Class 12 Medical Biology Biodiversity And Its Conservation Quiz 9 - MCQExams.com

Which of the following statements is correct?
  • Species diversity, in general, increases from poles to the equator
  • Conventional taxonomic methods are equally suitable for higher plants and microorganisms
  • Indias share of global species diversity is about 18%
  • There are about 25000 species of plants in India
Percentage of angiosperms of all the threatened species is
  • 51%
  • 42%
  • 28%
  • 18%
Find the wrongly matched pair.
  • Endemism- Species confined to one region and not found anywhere else
  • Hotspots- Regions with species richness
  • Alien species to India- Clarias gariepinus
  • Lungs of the planet- Amazon rain forest
  • In situ conservation- IVF
An area is declared as hot spot, when
  • It has 1500 or more endemic species and 75% of its original habitat is lost.
  • It has 1500 or more vertebrate species and 75 of its original habitat is lost.
  • It has more than 2000 species of plants.
  • Most of the species inhabiting the area is facing the risk of extinction.
India has ten biogeographic zones. Therefore, our country is
  • Rich in biodiversity
  • Poor in biodiversity
  • Moderate in biodiversity
  • None of the above
Given here is representation of global diversity of invertebrates. What groups of four portions (a- d) represent respectively?

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  • a- Crustaceans, b- Insects, c- Molluscs, d- Other animal groups
  • a- Molluscs, b- Other animal groups, c- Crustaceana, d- Insects
  • a- Insects, b- Molluscs, c- Crustaceana, d- Other animal groups
  • a- Insects, b- Crustaceans, c- Other animal groups, d- Molluscs
The number of taxa present within a particular area or an ecosystem is
  • $$\alpha$$ - diversity
  • $$\beta$$ - diversity
  • Gamma diversity
  • Delta diversity
Which of the following national parks is home to the famous deer Hangul?
  • Dachigam National Park, J and K
  • Keibul Lamjao National Park, Manipur
  • Bandhavgrah National Park, Manipur
  • Eaglenest Wildlife Sanctuary, Arunachal Pradesh
Marine invertebrates are protected in 
  • Gulf of Cambay
  • Gulf of Mannar
  • Bay of Bengal
  • None of the above
Which statement is not true about biodiversity in India?
  • India is rich in biodiversity
  • Indo-Burma is not a biodiversity hotspot
  • Western Ghats and Sri Lanka are rich in rain forests
  • One horned rhinoceros is found in Eastern Himalayan hotspot
Which one of the following is not an in situ conservation method?
  • National parks
  • Wild life sanctuary
  • Biosphere reserves
  • Sacred groves
  • Zoological parks
Write the correct sequence of genetic diversity?
  • Kingdom, Population, Species, Genes, Chromosome, Nucleotides
  • Species, Genes, Population, Chromosomes, Nucleotides
  • Population, Species, Chromosomes, Genes, Nucleotides
  • Kingdom, Species, Chromosomes, Genes, Nucleotides
Which one of the following is correct to measure 13-diversity?
  • Species richness within an ecosystem
  • Species richness equitability
  • Degree of change in species composition along an environmental gradient
  • Species diversity of several habitats in a large geographical region
Cryogenic storage of germplasm in liquid nitrogen is done at?
  •     $$4$$ degrees C
  • $$-10$$ degrees C
  • $$-40$$ degrees C
  • $$-196$$ degrees C
The species in which the evolutionary process has been influenced by man to meet his need is called.
  • Adventives species
  • Introduced species
  • Naturalized species
  • Domesticated species
Which one of the following was the objective of signing the ,Monyreal Protocal?
  • Protection of Wildlife
  • Protection of ozone layer
  • Control over the use of insecticides
  • Control of noise pollution
Consider the following regions of India.
a. Eastern Himalaya
b. Eastern Ghats
c. Western Ghats
d. Western Himalaya
Which of these are designated as biodiversity Hot spots in India?
  • $$1$$ and $$2$$
  • $$1$$ and $$3$$
  • $$2$$ and $$4$$
  • $$3$$ and $$4$$
Consider the following statements.
The ex-situ conservation of genetic resources can be done through.
a. Tissue culture practices
b. Maintenance of sanctuaries
c. The establishment of germ plasm banks
d. The establishment of national parks
Which of these statements is/are correct?
  • $$1$$ and $$2$$
  • $$2$$ and $$4$$
  • $$3$$ only
  • $$1$$ and $$3$$
Conservation of plant diversity is a/an ______________.
  • Aesthetic necessity
  • Economic necessity
  • Genetic necessity
  • Environmental necessity
Silent Valley of Kerala __________.
  • is the only evergreen forest in India.
  • contains costly timber trees.
  • is a good picnic spot.
  • contains rare species of plants and animals.
Which one of the following is commonly found in the Alpine Zone of the Himalaya?
  • Atropha Belladona
  • Cathranthus roseus
  • Papaver sominferum
  • Rauwalfia sepentina
With respect to Biogeochemical cycles, choose the correct statements.
It is of three types.
2 Transformation of atmospheric nitrogen can be carried out through both biological and physical processes.
In carbon cycle, carbon is exchanged among biosphere, pedosphere, geosphere, hydrosphere and atmosphere.
Select the correct answer using the codes given below.
  • Only 1
  • Only 3
  • 1 and 3
  • All of these
Biodiversity forms the basis for human existence in the following ways:
Soil formation
Prevention of soil erosion
Recycling of waste
Pollination of crops.
Select the correct answer using the codes given below. 
  • 1, 2 and 3
  • 2, 3 and 4
  • 1 and 4
  • 1, 2, 3 and 4
Consider the following statements.
The boundaries of a National Park are defined by legislation.
A Biosphere Reserve is declared to conserve a few specific species of flora and fauna.
In a Wildlife Sanctuary, limited biotic interference is permitted.
Which of the statements given above is/are correct?
  • Only 1
  • 2 and 3
  • 1 and 3
  • 1,2 and 3
Consider the following statements.
India is home to 33% of the life forms found in the world.
India is one of the 17 mega diverse countries of the world.
There are 12 bio-geographic zones of India.
Western Ghats are one of the hot spots of bio-diversity in India.
Which of the statements given above is/are correct?
  • Only 3
  • 1, 2 and 4
  • All are correct
  • 2, 3 and 4
Consider the following statements about International Whaling Commission.
The Commission was setup under the international Commission for Regulation of Whaling which was signed in Wellington in 1946.
India is the founding member of this commission.
Which of the statements given above is/are correct?
  • Only 1
  • Only 2
  • Both 1 and 2
  • None of these
Which one of the following is not a site for in-situ method of conservation of flora?
  • Biosphere Reserve
  • Botanical Garden
  • National Park
  • Wildlife Sanctuary
In which one among the following categories of protected areas in India are local people not allowed to collect and use the biomass?
  • Biosphere Reserves
  • National Parks
  • Wetlands declared under Ramsar Convention
  • Wildlife Sanctuaries
Which among the following pairs is not correctly matched?
  • Detritivores : Consume tissues of dead animal and organic waste
  • Omnivores : Consume both consumers as well as producers
  • Decomposers : Breaks down detritus through digestion
  • Tertiary consumers : Relies on energy from chemicals which they get from inorganic material
Consider the following fauna of India:
1) Gharial 
2) Leatherback turtle
3) Swamp deer
Which of the above is/are endangered?
  • 1 and 2
  • Only 3
  • 1 and 3
  • None of these
Consider the following. 
Star tortoise Monitor lizard
Pygmy hog Spider monkey
Which of the above are naturally found in India?
  • 1,2 and 3
  • 2 and 3
  • 1 and 4
  • All of these
What is 'Typha'?
  • It is the world's second known synthetic virus.
  • It is a clot-busting drug, developed by Hyderabad-based Shanta Biotechnics in India.
  • It is a perennial herb, grown in fresh water.
  • None of the above.
'Shola Forest' are _________.
  • tropical dry deciduous forest
  • temperate forest
  • tropical evergreen forest
  • tropical montane forest
The mass nesting of the Olive Ridley sea turtles in India occurs at __________.
  • Sunderbans
  • Gahirmatha marine sanctuary
  • Mangalajodi wetlands
  • Pulicat lake
Below are the environmental benefits of organic farming.
It aims to produce food while establishing an ecological balance to prevent soil fertility or pest problems.
It permits the use of GMOs.
It produces more biodiversity than other farming systems.
It improves the water retention capacity of the soil.
Which of the statements given above is/are true?
  • 1,2 and 4
  • 1 and 4
  • 1, 3 and 4
  • All of these
Which of the following pairs is/are correctly matched?
List I(National Park): List II (Famous for)
A. Ranthambhore : Tiger
B. Periyar : Elephant
C. Manas : Lion
D. Gir :  Rhinoceros
Select the correct answer using the codes given below.
  • 1,2 and 3
  • 1 and 2
  • 1 and 4
  • Only 2
Which of the following is considered a hotspot of biodiversity in India?
  • Aravalli hills
  • Western Ghats
  • Indo-gangetic Plain
  • Eastern Ghats
Which one of the .following pairs of geographical areas show maximum biodiversity in our country?
  • Sunderbans and Rann of Kutchchh
  • Eastern Ghats and West Bengal
  • Eastern Himalayas and Western Ghat
  • Kerala and Punjab
Which of the following is correctly matched pair of an endangered animal and a national park?
  • Great Indian bustard : Keoladeo National Park
  • Lion : Corbett National Park
  • Rhinoceros : Kaziranga National Park
  • Wild ass : Dudhwa National Park
Which one of the following pairs is in correct chronological order as per their formation?
  • Central Zoo Authority - Botanical Survey of India - Geological Survey of India
  • Central Zoo Authority - Geological Survey of India - Botanical Survey of India
  • Geological Survey of India - Botanical Survey of India - Central Zoo Authority
  • Botanical Survey of India - Geological Survey of India - Central Zoo Authority
Which one of the following comes under the in-situ approaches of conserving biodiversity in India?
  • Sacred plants
  • Botanical gardens
  • Seed banks
  • Biosphere reserves
Which of the following states has maximum number of tigers?
  • West Bengal
  • Karnataka
  • Madhya Pradesh
  • Tamil Nadu
Which of the following type of biome is the simplest in terms of species composition and food chains? 
  • Tropical evergreen
  • Desert
  • Savanna
  • Tundra
Evergreen forests in India house the most diverse species of plants and animals in the country and have two of the biodiversity hotspots of the World. Which of the following is not a region of evergreen forests in India?
  • North-East India
  • Andaman and Nicobar Islands
  • Lakshadweep Islands
  • None of the above
Consider the following statements.
A new museum gallery on North-East biodiversity will be opened in Bhubaneshwar.
Year 2012 marks the 40th anniversary of the world heritage convention.
Which of the above statements is/are true?
  • Only 1
  • Only 2
  • Both 1 and 2
  • None of these
Consider the following statements regarding Keoladeo National Park (formerly known as the Bharatpur Bird Sanctuary).
It is one of the Ramsar Wetlands of international importance.
It is inscribed in the UNESCO World Heritage list.
Which of the statements given above is/are correct?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
Which of the following statements is/are true?
The first ever Himalayan Day was observed in the country on 9th September, 2010.
The Ministry of Environment and Forests and the Defence Research and Development Organisation have jointly launched a national initiative for Sea Buckthorn (Leh berry) cultivation in the cold desert ecosystems of the country.
  • Only 1
  • Only 2
  • Both 1 and 2
  • None of these
The Chinkara (Gazella Bennettii) or Indian Gazelle is found in ____________.
  • Rajasthan, North-Western and central parts of India
  • North-East
  • Northernmost Himalayas
  • South India
A sandy and saline area is the natural habitat of an Indian animal species. The animal has no predators in that area but its existence is threatened due to the destruction of its habitat. Which one of the following could be that animal?
  • Indian wild buffalo
  • Indian wild ass
  • Indian wild boar
  • Indian gazelle
Consider the following statements.
The State of Forests Report (SFR) is brought out by Forest Research Institute, Dehradun.
The forest cover assessment of India is published in this annual report.
Which of the statements given above is/are correct in this regard?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
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