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Biodiversity and Conservation

NEET 2016 (Phase 2)MCQEasy📈 Topic in 62% papers+4−1
Ques. 1NEET 2016 (Phase 2)

Which of the following is correctly matched ?

  1. Stratification-Population
  2. Parthenium hysterophorus-Threat to biodiversity
  3. Aerenchyma- Opuntia
  4. Age pyramid-Biome

Answer

(2) Parthenium hysterophorus-Threat to biodiversity

Solution

Parthenium hysterophorus (carrot grass) is an alien invasive weed; as per NCERT, alien species invasions such as carrot grass ( Parthenium), Lantana and water hyacinth ( Eichhornia) are a major cause of loss of biodiversity. ⇒ (2) is correctly matched.

∵ Stratification (vertical distribution of species at different levels) is a feature of an ecosystem/community, not of a population.

∵ Aerenchyma is found in hydrophytes (e.g. Hydrilla, water hyacinth), whereas Opuntia is a xerophyte with phylloclades.

∵ An age pyramid represents the age structure of a population, not a biome.

Answer: (2)

Keep practising — Biodiversity and Conservation

Ques. 2NEET 2016 (Phase 2)

Red List contains data or information on

  1. threatened species
  2. marine vertebrates only
  3. all economically important plants
  4. plants whose products are in international trade
Ques. 3NEET 2016 (Phase 2)

Which of the following National Parks is home to the famous musk deer or hangul ?

  1. Eaglenest Wildlife Sanctuary, Arunachal Pradesh
  2. Dachigam National Park, Jammu & Kashmir
  3. Keibul Lamjao National Park, Manipur
  4. Bandhavgarh National Park, Madhya Pradesh
Ques. 4AIPMT 2015

The species confined to a particular region and not found elsewhere is termed as -

  1. Alien
  2. Rare
  3. Endemic
  4. Keystone
Ques. 5AIPMT 2015 (Cancelled)

In which of the following both pairs have correct combination ?

  1. In situ conservation : Cryopreservation Ex situ conservation : Wildlife Sanctuary
  2. In situ conservation : Tissue culture Ex situ conservation : Sacred groves
  3. In situ conservation : National Park Ex situ conservation : Botanical Garden
  4. In situ conservation : Seed Bank Ex situ conservation : National Park
Ques. 6AIPMT 2015 (Cancelled)

Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as:

  1. In situ conservation by sacred groves
  2. In situ conservation of biodiversity
  3. In situ cryo-conservation of biodiversity
  4. Advanced ex-situ conservation of biodiversity
Ques. 7AIPMT 2014

An example of ex situ conservation is :

  1. National Park
  2. Wildlife Sanctuary
  3. Seed Bank
  4. Sacred Grove
Ques. 8AIPMT 2014

A species facing extremely high risk of extinction in the immediate future is called :

  1. Vulnerable
  2. Critically Endangered
  3. Endemic
  4. Extinct
Ques. 9AIPMT 2014

The organization which publishes the Red List of species is :

  1. ICFRE
  2. IUCN
  3. UNEP
  4. WWF
Ques. 10AIPMT 2014

Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively? [figure]

  1. A Insects, B Crustaceans, C Other animal groups, D Molluscs
  2. A Molluscs, B Other animal groups, C Crustaceans, D Insects
  3. A Crustaceans, B Insects, C Molluscs, D Other animal groups
  4. A Insects, B Molluscs, C Crustaceans, D Other animal groups
Ques. 11NEET 2013

Which one of the following is not used for ex situ plant conservation?

  1. Shifting cultivation
  2. Field gene banks
  3. Botanical Gardens
  4. Seed banks

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