Enhancement of Food Production

Topic wise MCQ test for MHT-CET and NEET

11. Enhancement of Food Production     

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(1) Antibiotic Chloromycetin is obtained from ………

(a) Streptomyces erythreus                

(b) Penicillium chrysogenum

(c) Streptomyces venezuelae             

(d) Streptomyces griseus

Answer:- (c) Streptomyces venezuelae      

(2) Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called

(a) primary treatment     

(b) secondary treatment           

(c) final treatment          

(d) amplification

Answer:- (a) primary treatment

 

(3) Which one of the following is free living bacterial biofertilizer?

(a) Azotobacter    

(b) Rhizobium     

(c) Nostoc  

(d) Bacillus thuringiensis

Answer:- (a) Azotobacter

 

(4) Most commonly used substrate for industrial production of beer is ……… .

(a) barley             

(b) wheat             

(c) corn                

(d) sugar cane molasses

Answer:-  (a) barley      

 

(5) Ethanol is commercially produced through a particular species of ……… .

(a) Aspergillus     

(b) Saccharomyces         

(c) Clostridium    

(d) Trichoderma

Answer:- (b) Saccharomyces  

 

(6) One of the free-living anaerobic nitrogenfixers is ……… .

(a) Azotobacter    

(b) Beijerinckia    

(c) Rhodospirillum         

(d) Rhizobium

Answer:-  (c) Rhodospirillum 

 

(7) Microorganisms also help in production of food like ……… .

(a) bread    

(b) alcoholic beverages  

(c) vegetables       

(d) pulses

Answer:-  (a) bread

 

(8) MOET technique is used for ……… .

(a) production of hybrids         

(b) inbreeding      

(c) outbreeding    

(d) outcrossing

Answer:- (a) production of hybrids   

 

(9) Mule is the outcome of ………

(a) inbreeding                                             

(b) artificial insemination         

(c) interspecific hybridization            

 (d) outbreeding

Answer:- (c) interspecific hybridization      

 

(10) Means of in situ germplasm conservation are ……… .

(a) forests                      

(b) Natural Reserves      

(c) botanical gardens, seed banks       

(d) both (a) and (b)

Answer:- (d) both (a) and (b)

 

(11) Means of ex situ germplasm conservation are ……… .

(a) forests and seed banks                 

(b) natural Reserves

(c) botanical gardens, seed banks       

(d) botanical garden and forests

Answer:- (d) botanical garden and forests

 

(12) Germplasm includes ……… .

(a) only improved varieties of crop    

(b) all cultivated varieties and wild relatives of a particular crop

(c) all hybridized varieties only

(d) only mutant varieties of a crop

Answer:- (b) all cultivated varieties and wild relatives of a particular crop

 

(13) Taichung Native-1 is a variety of rice from ……… .

(a) China    

(b) Korea   

(c) Malaysia         

(d) Taiwan

Answer:- (d) Taiwan

 

(14) Which of the following is not a fungal disease?

(a) Late blight of potato           

(b) Brown rust of wheat           

(c) Red rot of sugar cane          

(d) Black rot of crucifers

Answer:-  (d) Black rot of crucifers

 

(15) ……… variety of wheat is resistant to Hill bunt disease.

(a) Himgiri           

(b) Pusa swarnim           

(c) Kalyan sona    

(d) Pusa A-4

Answer:- (a) Himgiri     

 

(16) Regina-II variety of ……… is resistant to bacterial rot.

(a) wheat    

(b) cabbage          

(c) cauliflower     

(d) Brassica

Answer:- (b) cabbage    

 

(17) The nectar-less cotton having smooth leaves has resistance against ……… .

(a) bollworms      

(b) jassids  

(c) aphids            

(d) stem borers

Answer:- (a) bollworms

 

(18) ……… gave concept of in vitro cell culture.

(a) Haberlandt      

(b) Frank    

(c) Yabuta and Sumiki   

(d) None of these

Answer:- (a) Haberlandt

 

(19) Tissue culture requirements are ……… .

(a) pH of nutrient medium 5 to 5.8

(b) Sterilized glassware, nutrient medium, explants, inoculation chamber

(c) Temperature 18 °C to 20 °C

(d) All of these

Answer:- (d) All of these

 

(20) Hybrid maize with double the quantity of amino acids ……… have been developed.

(a) lysine and tryptophan         

(b) alanine and aspartic acid

(c) glutamic and proline          

(d) histidine and cystine

Answer:- (a) lysine and tryptophan   

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