Biodiversity NEET Questions. We covered all the Biodiversity NEET Questions in this post for free so that you can practice well for the exam.
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MCQ on Biodiversity for NEET Students
Which of the following can be threats to the biodiversity of a region? I. Global warming II. Fragmentation of habitat. III. Invasion of alien species. IV. Promotion of vegetarianism. Select the correct answer using the codes given below.
(a) II and III only
(b) I, III, and IV
(c) I, II, and III
(d) I and IV
Option c – I, II, and III
Consider the following classification of biodiversity. I. Alpha-diversity – Between community diversity II. Beta-diversity- Within community diversity III. Gamma diversity – Overall Biodiversity Which among the above is/are incorrectly paired?
(a) Only II
(b) Only III
(c) I and II
(d) I, II, and III
Option b – Only III
In which of the following the maximum plant diversity is found?
(a) Tropical evergreen forests
(b) Tropical moist deciduous forests
(c) Sub-tropical mountain forests
(d) Temperate moist forests
Option a – Tropical evergreen forests
Biodiversity changes occur due to
(a) an increase towards the equator.
(b) decrease towards the equator.
(c) remains unchanged throughout the Earth.
(d) increases towards the poles.
Option a – an increase towards the equator
Biodiversity manifests itself at different diversities in the following level I. Environmental diversity II. Species diversity III. Genetic diversity IV. Ecosystem diversity Select the correct answer using the codes given below.
(a) I, II and III
(b) II, III and IV
(c) I and IV
(d) I, II, III and IV
Option b – II, III and IV
The Temperate Grassland or Shrub Land Biome is commonly known as I. Steppes in Central Asia II. Prairie in North America III. Veld in South America Selects the correct answer using the codes given below.
(a) I and II
(b) I and III
(c) II and III
(d) I, II and III
Option d – I, II and III
Which of the following statements with regard to Biosphere Reserve is/are correct? I. The idea of a Biosphere Reserve was initiated by UNESCO in 1973-74. II. There are 18 designated Biosphere Reserves in India. III. All Biosphere Reserves in India have been included in the world network of Biosphere Reserves UNESCO. Select the correct answer using the codes given below.
(a) Only I
(b) Only II
(c) I and II
(d) I, II, and III
Option b – Only II
Given below are two statements, one is labeled as Assertion (A) and the other as Reason (R). Assertion (A) a Maximum number of the species of butterflies are found in tropical countries. Reason (R) Butterflies can not tolerate low temperatures. Select the correct answer using the codes given below.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true, but R is not the correct explanation of A
(c) A is true, but R is false
(d) A is false, But R is true
Option a – Both A and R are true and R is the correct explanation of A
Which one of the following cities is associated with Biosafety Protocol to the Convention on Biological Diversity (2000)?
(a) Geneva
(b) Nairobi
(c) Cartagena
(d) Rio de Janeiro
Option c – Cartagena
United Nations Organisation has declared the decade 2011-2020 as
(a) a Decade of Biodiversity
(b) a Decade of Pollution
(c) a Decade of Space Technology
Option b – a Decade of Pollution
Which of the following statements is not true?
(a) Species diversity increases from the equator toward the poles.
(b) Tropics harbor more species than temperate areas.
(c) The greatest biodiversity occurs in the Amazon rainforest.
(d) Species diversity decreases from temperate areas towards the poles.
Option a – Species diversity increases from the equator toward the poles
Consider the following statements regarding biodiversity hotspots. I. It must have at least 1500 vascular plants as endemic. II. It must have 30% or less of its original natural vegetation. III. There are 36 bio-diversity in the world. Which of the statements given above is/are correct?
(a) Only I
(b) I and II
(c) I, II, and III
(d) II and III
Option c – I, II, and III
Biodiversity forms the basis for human existence in the following ways I. Soil formation II. Prevention of soil erosion. III. Recycling of waste IV. Pollination of crops Selects the correct answer using the codes given below.
(a) I, II and III
(b) II, III and IV
(c) I and IV
(d) I, II, III and IV
Option d – I, II, III and IV
The destruction of biodiversity is due to
(a) the lack of natural habitats for organisms
(b) Environmental pollution
(c) the Destruction of forests
(d) All of the above
Option d – All of the above
Which one of the following is not a reason for the decrease in biodiversity?
(a) Large-scale deforestation
(b) Exploitation of forest produce
(c) Maintaining sacred groves
(d) Encroachment in forest areas
Option c – Maintaining sacred groves
Which among the following measure is used to measure species richness within a particular area or ecosystem?
(a) Alpha index
(b) Beta index
(c) Gamma index
(d) None of these
Option a – Alpha index
Consider the following statements. I. Alpha diversity refers to the diversity within a particular area or ecosystem and is usually expressed by the number of species. II. Gamma diversity is a measure of the overall diversity of the different ecosystems within a region. III. Beta diversity measures the total number of species that are unique to each of the ecosystems being compared. Which among the statements given above is/are correct?
(a) I and II
(b) II and III
(c) I, II and III
(d) I and III
Option c – I, II and III
Consider the following statements. I. Biodiversity is normally greater in the lower latitudes as compared to the higher latitudes. II. Along the mountain gradients, biodiversity is normally greater in the lower altitudes as compared to the higher altitudes. Which of the statements given above is/are correct?
(a) Only I
(b) Only II
(c) Both I and II
(d) Neither I nor II
Option c – Both I and II
Who among the following had used the term ‘Biodiversity’?
(a) CJ Barrow
(b) De Carter
(c) Walter G Rosen
(d) DR Batish
Option c – Walter G Rosen
Biodiversity is described as
(a) the range of different species in an environment.
(b) the seasonal and daily changes in an environment.
(c) the way species differ from one another.
(d) the influence of physical factors on an environment.
Option a – the range of different species in an environment
The most significant aspect of biodiversity is
(a) food
(b) drug
(c) industrial use
(d) maintenance of the ecosystem
Option d – maintenance of the ecosystem
Biodiversity has maximum danger from ( Biodiversity NEET Questions )
(a) Destruction of natural habitats and vegetation
(b) Improper agricultural operations
(c) Climate change
(d) Water pollution
Option a – Destruction of natural habitats and vegetation
The main reason for the decrease in biodiversity is ( Biodiversity NEET Questions )
(a) Habitat pollution
(b) the Introduction of exotic species
(c) Overexploitation
(d) Natural habitat destruction
Option d – Natural habitat destruction
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