• September 17, 2021

Biology MCQ on Biodiversity for NEET and Medical Exam 2021

MCQ on Biodiversity: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.

MCQ on Biodiversity

In this post we are providing you MCQ on Biodiversity, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.

MCQ on Biodiversity

Q1.  The main difference between the ‘Sixth extinction’ and the previous five extinctions is that, the sixth extinction _____.
a) mainly affects plants
b) mainly occurs on islands
c) occurs at a faster rate
d) is exclusive of human activities

View Answer

(c) occurs at a faster rate

Q2. Pick the correct match.
a) Stratification – Population
b) Aerenchyma – Opuntia
c) Age Pyramid – Biome
d) Parthenium hysterophorus – a threat to biodiversity

View Answer

(d) Parthenium hysterophorus – a threat to biodiversity

Q3. Presence of plants organised into well defined vertical layers based on their heights can be best observed in _____.
a) grassland
b) tropical savannah
c) tropical rain forest
d) temperate forest

View Answer

(c) tropical rain forest

Q4. The region of biosphere reserve that is protected legally, where no human activity takes place is known as _____.
a) transition zone
b) buffer zone
c) core zone
d) restoration zone

View Answer

(c) core zone

Q5. The most important reason for biodiversity loss in today’s age is _____.
a) over-exploitation
b) co-extinctions
c) alien species invasions
d) fragmentation and habitat loss

View Answer

(d) fragmentation and habitat loss

Q6. The National aquatic animal of India is _____.
a) Sea horse
b) River Dolphin
c) Blue whale
d) Gangetic shark

View Answer

(b) River Dolphin

Q7. Which of these is not a reason accounting for greater biodiversity of tropics?
a) more niche specialization
b) availability of more solar energy
c) more time for species diversification
d) large seasonal variations in environmental factors

View Answer

(d) large seasonal variations in environmental factors

Q8. The hot spots of biodiversity are characterized by ______.
a) low endemicity and low threat of extinction
b) low endemicity and high threat of extinction
c) high endemicity and low threat of extinction
d) high endemicity and high threat of extinction

View Answer

(d) high endemicity and high threat of extinction

Q9. Biodiversity loss can lead to everything except which of this ?
a) increased resistance to the environmental perturbance
b) a decline in plant production
c) increased variability in water use
d) increased variability in pest and disease cycle

View Answer

(a) increased resistance to the environmental perturbance

Q10. Which of these is related to Ex-situ conservation of threatened plants and animals?
a) Biodiversity hotspots
b) Wildlife safari parks
c) Amazon rainforest
d) Himalayan region

View Answer

Wildlife safari parks


MCQ Link for NEET/JEE
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Notes PDF Link for NEET/JEE
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Biology Notes PDF Click Here
Math’s Notes PDF Click Here

 


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By Team Learning Mantras