Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 Other Bachelor's Degree of Renewable Eneregy & Enviornmental Engineering - Question Paper

Multiple Choice Questions

(For Competitive Exam)

Renewable Eneregy & Enviornmental Engineering

1.      Which of the following contains a microtubular structure similar in form to a basal body?

a.       Centriole

b.      Lysosome

c.       Nucleolus

d.      Peroxisome

2.      Which of the following is not a major greenhouse gas?

a.       Carbon Dioxide

b.      Methane

c.       Ozone

d.      Water vapor

3.      The reason for signing 1987 Montreal Protocol was

a.       To stop global trade of products made from endangered animals

b.      To do away with the use of CFC's, which were found to be responsible for depletion of the ozone layer

c.       To prohibit and ban nuclear testing in tropical deserts and oceans

d.      To start using renewable sources of energy instead of fossil fuels to reduce the anthropogenic greenhouse effect

4.      Which of the following countries are the largest source of carbon dioxide emissions from fossil fuel burning?

a.       countries of the former U.S.S.R.

b.      developing nations

c.       North America

d.      Japan and China

5.      Which of the following results are not affected due to depletion of the stratospheric ozone layer?

a.       greater incidence of premature skin aging.

b.      higher rates of lung cancer.

c.       higher rates of skin cancer

d.      enhanced incidence of severe sunburns.

6.      As a result of rising global temperatures following two major impacts are expected

a.       relatively long summers and drier winters.

b.      rise in the sea level and regional climatic changes.

c.       Increased water levels in water bodies like lakes and streams but more consistent flooding patterns.

d.      increased water levels in lakes and streams and comparatively larger floodplains.

7.      Which one of the following non-biodegradable waste can pollute the earth to dangerous levels of toxicity, if not handled properly.

a.       DDT

b.      CFC

c.       Radioactive substances

d.      PAN

8.      The atmospheric layer of ozone normally absorbs what proportion of UV radiation from sun?

a.       More than 99%

b.      Around a quarter

c.       Less than 10%

d.      About half           

9.      Which of the following environment problems is not caused by human interference in the nitrogen cycle?

a.       Ozone depletion in Stratosphere

b.      Eutrophication

c.       Increased acid rain

d.      Increases global warming due to release of Nitrous oxide

10.  In order to address the problem of ozone depletion, the United Nations convened a meeting in 1987 in Canada. In that meeting, all the member nations agreed to reduce down the CFC production & use. What was the name of this agreement?

a.       Kyoto Agreement

b.      Chemical Stewardship Program

c.       Montreal Protocol

d.      Vancouver Convention

11.  Out of the below listed greenhouse gases, which one is entirely anthropogenic in origin?

a.       carbon dioxide

b.      methane

c.       nitrous oxide

d.      CFCs

12.  Among the given choices below, regarding the greenhouse effect which one is having least certainty?

a.       The heat energy in the atmosphere increases due to addition of greenhouse gases.

b.      An increase in the number of tropical storms will be observed due to global warming.

c.       Global warming will result in rising sea levels.

d.      Various human activities are resulting into higher concentration of greenhouse gases.

13.  Which of the following is non-biodegradable?

a.       animal bones

b.      nylon

c.       tea leaves

d.      wool

14.  Which among the following is not a major use of CFCs?

a.       cleaning of computer parts

b.      production of plastic foams

c.       pressurizing agent in aerosol cans

d.      buoyancy gas for blimps and balloons

15.  Model predictions about global climate change indicates that

a.       there are close agreement on trends and values (for example, predicted carbon dioxide concentrations)

b.      no agreement at all

c.       there are close agreement on trends however; little agreement on values

d.      there is general agreement on trends but little agreement on values

16.  Which of the following pollutants causes ozone holes in the ozone layer?

a.       CO2

b.      SO2

c.       CO

d.      CFC

17. Solar constant is _______.

a.       140 Wm^-2

b.      1.4 Wm^-2

c.       1.4 kWm^-2

d.      1.4 MWm^-2

18. The radiation in the sunlight that gives us the feeling of hotness is ______.

e.       visible radiation

f.       infra-red

g.      red

h.      ultra-violet

19. Which of the following is not a bio-mass source?

i.        Gobar gas

j.        Coal

k.      Wood

l.        Nuclear energy

20. The energy which is not derived from the sun is ______.

m.    bio-mass

n.      fossil fuels

o.      nuclear energy

p.      geo-thermal energy