
Q1. The number of biosphere reserves in India, recognized as a part of world network of biospheres, is
(a) four
(b) Five
(c) six
(d) seven
Q2. Growing rice results in the release of_____________ into the atmosphere.
(a) Methane
(b) Nitrous oxide
(c) Ozone
(d) Hydro fluorocarbons
Q3. What is the difference between a threatened species and an endangered species?
(a) A threatened species means that the population is likely to become endangered whereas an endangered species has population number so low that it is likely to become extinct.
(b) A threatened species is already extinct whereas an endangered species means that the population number has increased greatly over the last five years.
(c) A threatened species means that the population is likely to become endangered whereas an endangered species is already extinct.
(d) A threatened species and an endangered species are both the same.
Q4. The edge species
(a) Decrease biodiversity
(b) Only exist in areas that have been altered by humans
(c) Require the unique homogeneous edge environment
(d) May require conditions found in both of the bordering ecosystems
Q5. Which one of the following is a native species of India?
(a) Two-horned rhinoceros
(b) Rhesus monkey
(c) Komodo dragon
(d) None of the above
Q6. Which of the following competitions is severe?
(a) Intraspecific
(b) Interspecific
(c) Extra specific
(d) None of the above
Q7. Man and the Biosphere (MAB) Programme is affiliated to
(a) UNESCO
(b) IUCN
(c) WWEF
(d) WIPO
Q8. What does “system” imply in the term “ecosystem”?
(a) Environment
(b) Interdependent complex
(c) Systems approach
(d) Ecological systems
Q9. The term “ecology” was defined for the first time is 1869 by
(a) Haeckel
(b) St Hilaire
(c) Jackson Mivart
(d) H. Reiter
Q10. Which of the following gas plays an important role in maintaining atmospheric temperature?
(a) Nitrogen
(b) Oxygen
(c) Argon
(d) Carbon dioxide
S1. Ans.(d)
Sol.
S2. Ans.(a)
Sol.
S3. Ans.(a)
Sol.
S4. Ans.(d)
Sol.
S5. Ans.(d)
Sol.
S6. Ans.(a)
Sol.
S7. Ans.(a)
Sol.
S8. Ans.(b)
Sol.
S9. Ans.(a)
Sol.
S10. Ans.(d)
Sol.