Environmental ecology is one of the important topics in the OPSC ASO (Assistant Section Officer) exam, around 10 to 11 questions are asked on topics such as conventions, greenhouse gases, diversity and solar park.
1.”Minamata Convention” is an international platform to discuss about
a) Mercury pollution
b) Air pollution
c) Soil pollution
d) Silicon pollution
2. Which recent online campaign led to the declaration of Jaypore Rainforest as a National Park in Assam?
(a) Siang Bachao Andolan (b) Takam Mishing Porin Kebang
(c) Save Dehing Patkai (d) None of these
3. Which of the following is not a greenhouse gas?
(a) 03 (b) N₂O
(c) NO2 (d) CFCs
4. Who developed the concept of hotspots?
(a) Stuart L. Pimm (b) Edward J. Laurent
(c) John Muir (d) Norman Myers
5. What are parasitic, photosynthetic plants called?
(a) Semiparasites (b) Hemiparasites
(c) Microparasites (d) Holoparasites
6. How frequently are pollutants being monitored under the National Air Quality Monitoring Programme [NAMP]?
(a) Once in a week (b) Twice in a week
(c) Alternate days (d) Once in a fortnight
7. What is the total species diversity across all communities within a geographic area called?
(a) Alpha diversity (b) Beta diversity
(c) Gamma diversity (d) Delta diversity
8. Which is the world’s largest Solar Park?
(a) Benban Solar Park, Egypt
(b) Bhadla Solar Park, India
(c) Huanghe Hydropower Hainan Solar Park, China
(d) Noor Abu Dhabi, United Arab Emirates
9. What is the modelling approach for evaluating the response of individual species to climate change called?
(a) Zero-dimensional model (b) Box model
(c) General circulation model (d) Bioclimatic envelope model
10. Which of the following have high assimilation efficiencies of over 90 per cent?
(a) Secondary carnivores (b) Herbivores
(c) Predatory spiders (d) Social insects
Upper part of sea/aquatic ecosystem contains
(a) Plankton
(b) Nekton
(c) Plankton and Nekton
(d) Benthos
Green house effect is warming due to:
(a) Infra-red rays reaching earth
(b) Moisture layer in atmosphere
(c) Increase in temperature due to increase in carbon dioxide concentration of atmosphere
(d) Ozone layer of atmosphere
Study of inter-relationships between organisms and their environment is:
(a) Ecology (b) Ecosystem
(c) Phytogeography (d) Ethology
The Kyoto Protocol was adopted on
(A) 11th December 1997
(B) 21st December 2004
(C) 10th December 1987
(D) 09th December 2003
What was the first mammal species reported as extinct due to human-induced climate change?
(A) Hydrodamalis gigas (Steller’s sea cow)
(B) Balaenoptera musculus (Blue whale)
(C) Bramble Cay melomys (BrambleCay mosaic-tailed rat)
(D) Capra pyrenaica pyrenaica (The Pyrenean ibex)
The UNESCO Memory of the World(MoW) Register primarily aims to preserve which of the following?
(A) Endangered monuments and archaeological sites of historical value
(B) Oral traditions, folk songs, and other intangible cultural practices
(C) Ancient scripts, historical documents, and other forms of documentary heritage
(D) Traditional knowledge systems passed down through generations
Match the following: Composition of Atmosphere.
a. Oxygen
1. Is one of the most variable gaseous substance present in atmosphere, constituting between 0.2 to 4 percent.
b. Nitrogen
2. Constitutes only 21 percent of the total volume of atmosphere.
c. Ozone
3. Among gases accounts for 78 percent of total atmospheric volume.
d. Water vapour
4. It forms less than 0.00005 percent by volume of the atmosphere and is unevenly distributed.
a b C d
(A) 1 2 3 4
(B) 2 3 1 4
(C) 2 3 4 1
(D) 4 1 3 2
What is edge species?
(A) The species that occur abundantly in the ecotone
(B) Species on the verge of extinction
(C) Rare species
(D) Endemic species