Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 Other Bachelor's Degree of Renewable Eneregy & Enviornmental Engineering -university question paper

Multiple Choice Questions

(For Competitive Exam)

Renewable Eneregy & Enviornmental Engineering

1.      Biotic environment includes

a.       Producers

b.      Consumers

c.       Decomposers

d.      all the above

2.      Decomposers include

a.       Bacteria                                

b.      Fungi

c.       Both 

d.      Animals

3.      Abiotic environment does not include

a.       air                                         

b.      water

c.       soil                                          

d.      plants

4.      Vermicomposting is done by

a.       fungus                                  

b.      bacteria

c.       worms                                   

d.      animals

5.      The group of organisms which convert light into food are called

a.       autotrophs                            

b.      heterotrophs

c.       decomposers                         

d.      omnivores

6.      Which one the following is not biodegradable?

a.       vegetables                            

b.      fruits

c.       earthworm                             

d.      aluminium foil

7.      Animal(s) which is/are active at night.

a.       owl                                        

b.      rat

c.       cockroach                             

d.      all the above

8.      An animal that can tolerate the heat of the desert is

a.       rats                                       

b.      camel

c.       cow                                        

d.      lion

9.      Air pollution is caused by

a.       Insecticides                   

b.      Sewage

c.       Smoke                           

d.      Loud speakers

10.  If waste materials contaminate the source of drinking water which of the following diseases will spread?

a.       Scurvy                           

b.      Typhoid

c.       Malaria                           

d.      Anaemia

11.  In our country the Van Mahotsav Day is observed on

a.       Second of October         

b.      First of December

c.       Tenth of August              

d.      First of July

12.  Which of the following wastes cannot be decomposed by bacteria to form compost?

a.       Kitchen wastes

b.      Plastic and polythene bags

c.       dead plants

d.      bodies of insects living in the soil

13.  Which of the following problems is not created by noise pollution?

a.       Diarrhoea                        

b.      Hypertension

c.       Deafness                         

d.      Irritation

14.  Plants are green because of the presence of a pigment called:

a.       glucose                                

b.      nitrogen

c.       chlorophyll                           

d.      oxygen

15.  Air is composed of gases, water vapours and_______.

a.       dust particles                            

b.      rainfall

c.       snowfall                                      

d.      light

16.  Medicine of quinine is provided by

a.       Eucalyptus plant                           

b.      aconite plant

c.       cinchona plant                              

d.      money plant

17.  Chief source of energy in environment is______.

a.       fire                                                    

b.      moon

c.       sun                                                    

d.      stars

18.  When trees are cut, amount of oxygen

a.       decreases 

b.      increases

c.       both (a) and (b)                                   

d.      remains same

19.  Process through which plants reproduce:

a.       Eating                                                       

b.      Evaporation

c.       Pollination                                                  

d.      Condensation

20.  71% of earth surface is covered with:

a.       land                                                           

b.      air

c.       water                                                          

d.      coal