The number of species known and described of algae is more than that of all the following except:
 
  • Ferns
  • Lichens
  • Mosses
  • Fungi
Eicchornia crassipes, Parthenium hysterophorus and Lantana camara are:
 
  • native species of India
  • critically endangered plants of India
  • invasive plant species
  • medicinal plants
The First Tiger Reserve of India is in:
 
  •     Kerala
  •     Madhya Pradesh
  •     Assam
  •     Uttarakhand
Identify the incorrectly matched pair:
1. Connell Competitive release
2. Gauss Competitive exclusion principle
3. MacArthur Resource partitioning
4. Tillman Rivet popper hypothesis
  • 1
  • 2
  • 3
  • 4
Bakhira Wildlife Sanctuary, a new Ramsar site is located in:
 
  •     Uttar Pradesh
  •     Gujarat
  •     Madhya Pradesh
  •     Rajasthan
What category is given to species known only by living members kept in captivity by the International Union for Conservation of Nature?
 
  • Critically endangered
  • Extinct in the wild
  • Endangered
  • Vulnerable
Intangible benefits like aesthetic pleasures of walking through thick woods is a strong argument for the need to conserve biodiversity. This type of argument is called as:
 
  • Narrowly utilitarian
  • Ethical
  • Broadly utilitarian
  • Sustainable
India’s share of world’s land area and global species diversity respectively is:
1. 2.4 % and 8.1 %
 
  • 3. 2.1 % nd 9.5 %
  • 2. 1.7 % and 12 %
  • 3
  • 4. 3.4 % an 16 %
Name the scientist who conducted long-term ecosystem experiments to understand correlation between species richness with ecosystem stability:
 
  • Paul Ehlrich
  • David Tilman
  • Robert May
  • MacArthur
Match each item in Column I with one in Column II and select the correct match from the codes given:
Extinct animal Country/continent
A Stellar’s sea cow P Australia
B Thylacine Q Russia
C Quagga R Mauritius
D Dodo S Africa
 
A B C D
1. P Q R S
2. Q P S R
3 R S P Q
4. S R Q P
  • 1
  • 2
  • 3
  • 4
Consider the following statements:
I.    Among invertebrates maximum species richness is seen in insects
II.   Among vertebrates maximum species richness is seen in mammals
 
  •     Only I is correct
  •     Only II is correct
  •     Both I and II are correct
  •     Both I and II are incorrect
Identify the incorrect statement:
1.    Amazon rain forest produces 20% of total oxygen in the Earth’s atmosphere
 
  • 4.    Indi’s share of the global species diversity is about 8.1 %
  • 2.&nsp;   All the biodiversity hotspots put together cover about 10 % of the Earth’s land area
  • 3.    About 31 % of all gymnosperms speies in the world face the threat of extinction
  • 4
Sacred groves of Khasi and Jaintia hills are located in:
 
  •     Assam
  •     Meghalaya
  •     Manipur
  •     Arunachal Pradesh
The Amazon Forest:
I.    is a largely tropical rainforest in South Africa
II.    has the greatest biodiversity on Earth
III.    produces about 20% of total oxygen in the earth’s atmosphere through photosynthesis
 
  •     Only I and II are correct
  •     Only I and III are correct
  •     Only II and III are correct
  •     I, II and III are correct
Amongst the ‘Evil Quartet’, which of the following is the most important cause that is driving plants and animals to extinction in contemporary times?
 
  •     Habitat loss and fragmentation
  •     Over-exploitation
  •     Alien species invasion
  •     Co-extinctions
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