1. Regarding “carbon credits”, which one of
the following statements
is not correct?
a. The carbon credit system was ratified in conjunction with the Kyoto Protocol
b. Carbon
credits are awarded to countries or groups that have reduced greenhouse gases
below their emission quota
c. The goal of
the carbon credit system is to limit the increase of carbon emission quota
d. Carbon credits are graded as a price fixed from time to time by the United Nations Environment Programme.
2. Two important rivers one with its source in Jharkhand (and known by a different
name in Odisha), and another, with its source in Odisha – merge at a place only a short
distance from the coast of Bay of Bengal before flowing into the sea. This is an important
site of wildlife and bio-diversity and a protected area. Which one of the following could be
this?
a. Bhitarkanika
b. Chandipur-on-sea
c. Gopalpur-on-sea
d. Simlipal
3. In the context of ecosystem productivity, marine up welling zones are important as they increase the marine productivity by bringing the
1. Decomposer microorganisms to the surface.
2. Nutrients to the surface.
3. Bottom dwelling organisms to the surface.
Which of the statements given above is/are correct?
a. 1 and 2
b. 2 only
c 2 and 3
d. 3 only
4. The Himalayan Range is very rich in species diversity. Which one among the following is the most appropriate reason for this phenomenon?
a. It has a high rainfall that supports luxuriant vegetative growth.
b. It is a confluence of different bio geographical zones
c. Exotic and invasive species have not been introduced in this region.
d. It has less human interference
5. If a tropical rain forest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because
a. the soil of rain forest is deficient in nutrients
b. propagates of the trees in a rain forest have poor viability
c. the rain forest species are slow-growing
d. exotic species invade the fertile soil of rain forest.
6. The 2004 Tsunami made people realise that mangroves can serve as a reliable safety hedge against coastal calamities. How do mangroves function as a safety hedge?
a. The mangroves swaps separate the human settlements from the sea by a wide zone in which people neither live nor venture out
b. The mangroves provide both food and medicines which people are in need of after any natural disaster.
c. The mangroves trees are tall with dense canopies and serve as an excellent shelter during a cyclone or tsunami
d. The mangroves trees do not get uprooted by storms and tides because of their extensive roots.
7. Consider the following:
1. Photosynthesis
2. Respiration
3. Decay of organic matter
4. Volcanic action
Which of the above add carbon dioxide to the carbon cycle on Earth?
a. 1 and 4 only
b. 2 and 3 only
c. 2,3 and 4 only
d. 1, 2, 3 and 4
8. Which of the following can be threats to the biodiversity of a geographical area?
1. Global warming
2. Fragmentation of habitat
3. Invasion of alien species
4. Promotion of vegetarianism
Select the correct answer using the codes given below.
a. 1, 2 and 3 only
b. 2 and 3 only
c. 1 and 4 only
d. 1, 2, and 4
9. Consider the following protected areas
1. Bandipur
2. Bhitarkanika
3. Manas
4. Sunderbans
Which of the above are declared Tiger Reserves?
a. 1, 3 and 2 only
b. 1, 3 and 4 only
c. 2, 3 and 4 only
d. 1, 2, 3 and 4
10. The acidification of oceans is increasing. Why is this phenomenon a cause of concern?
1. The growth and survival of calcareous phytoplankton will be adversely affected.
2. The growth and survival of coral reefs will be adversely affected.
3. The survival of some animals that have phytoplankton larvae will be adversely affected.
4. The cloud seeding and formation of clouds will be adversely affected.
Which of statements given above is / are correct?
a. 1,2 and 3 only
b. 2 only
c. 1 and 3 only
d. 1,2,3 and 4
11. A particular State in India has the following characteristics:
1. It is located on the same latitude which passes through northern Rajasthan.
2. It has over 80% of its area under forest cover.
3. Over 12% of forest cover constitutes Protected Area Network in this State.
Which one among the following States has all the above characteristics?
a. Arunachal Pradesh
b. Assam
c. Himachal Pradesh
d. Uttarakhand
12. Which of the following leaf modification occurs/ occur in desert areas to inhibit water loss?
1. Hard and waxy leaves
2. Tiny leaves or no leaves
3. Thorns instead of leaves
Select the correct answer using the codes given below:
a) 1 and 2 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2 and 3
13 Which of the following is/are unique characteristic/ characteristics of equatorial forests?
1. Presence of tall, closely set trees with crowns forming a continuous canopy.
2. Coexistence of a large number of species.
3. Presence of numerous varieties of Epiphytes.
Select the correct answer using the code given below
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
14 Which one among the following industries is the maximum consumer of water in India
(a) Engineering
(b) Paper and pulp
(c) Textiles
(d) Thermal power
15 Fruits stored in a cold chamber exhibit longer storage life because
(a) Exposure to sunlight is prevented
(b)Concentration of carbon dioxide in the environment is increased
(c) Rate of respiration is decreased
(d)There is an increase in humidity
