Loss of biodiversity may lead to all except:
1. decline in plant production
2. increased resistance to environmental perturbance
3. increased variability in water use
4. increased variability in pest and disease cycle
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe main difference between "Sixth Extinction" and the previous five extinctions is that the sixth extinction:
1. is mainly occurring on islands
2. is mainly affecting plants
3. is occurring at a faster rate
4. does not involve human activities
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat is applicable to both Lates niloticus and Lantana camara ?
1. They are on the verge of extinction due to over-exploitation by humans.
2. They are alien species that became invasive in certain environments causing threat to indigenous biodiversity.
3. They are mutualists and likely to undergo co-extinction in recent future.
4. They are keystone species and are vital to the stability of tropical ecosystems.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is correctly matched?
(1) Arenchyma - Opuntia
(2) Age pyramid - Biome
(3) Parthenium hysterophorus - Threat to biodiversity
(4) Stratification - Population
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyRed List contains data or information on
(1) all economically important plants
(2) plants whose products are in international trade
(3) threatened species
(4) marine vertebrates only
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe organisation which publishes the Red List of species is
1. ICFRE
2. IUCN
3. UNEP
4. WWF
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is not an invasive species?
(1) Parthenium hysterophorus
(2) Nelumbo (lotus)
(3) Lantana camara
(4) Eichhornia crassipes
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOne out of the following is not responsible for biodiversity loss.
(1) Alien species invasion
(2) Co-extinction
(3) Ex-situ conservation
(4) Deforestation
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe term "The Evil Quartet" is related with:
(1) Four major causes of forest loss
(2) Four major causes of population explosion
(3) Four major causes of air pollution
(4) Four major causes of biodiversity losses
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe exotic species, introduced in India for its flower and leaf is:
(1) Lantana
(2) Water Hyacinth (Eicchornia)
(3) Parthenium
(4) All are correct
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology