Fill up the blanks by selecting the correct option.
(i) Biogas is a mixture of gases which predominantly contains______and is used as_______
(ii) Methanogens are commonly found in the__________during sewage treatment.
(iii) ___________species are free-living fungi and effective biocontrol agents of several plant pathogens.
Fill up the blanks by selecting the correct option.
(i) Biogas is a mixture of gases which predominantly contains______and is used as_______
(ii) Methanogens are commonly found in the__________during sewage treatment.
(iii) ___________species are free-living fungi and effective biocontrol agents of several plant pathogens.
(i) Biogas is a mixture of gases which predominantly contains______and is used as_______
(ii) Methanogens are commonly found in the__________during sewage treatment.
(iii) ___________species are free-living fungi and effective biocontrol agents of several plant pathogens.
A
Baculoviruses
B
Bacillus thuringiensis
C
Dragon flies
D
Trichoderma
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The correct Answer is:
D
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Select the correct option w.r.t. biocontrol agent which is effective against several plant pathogens.
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which of the following statement is correct ? A. Single cell protein is rich in high quality proteins bit poor in fat B. BOD is the amount of oxygen that would be consumed if all the inroganic matter in one litre of water were oxidised by bacteria . C. Trichoderma sp are free living fungi that are effictive biocontrol agents of several pathogens. D. Bacillus thuingiensis are pathogens that attack insects and other arthrpods . E. Bacillus thuringiensis is first used biopesticide. F. Lactose enzyme is used in alcoholic fermentation . G. Mycorrhiza is a symbiotic associtation between fungi e.g. Glomus and vascular plant .
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Fill up the blanks and select the correct option. (i) EcoRl cuts the DNA between bases_______only when the sequence______is present in the DNA duplex. (ii) Disruption of the cell membranes can be achieved by treating the bacterial cells, plant cells and fungal cells with enzymes respectively_______,________and ______. (iii) Since DNA has a_______charge, it moves towards the__________of the electrophoretic chamber. A) (i) G and A, GA A T TC (ii) endonuclease, cellulase, chitinase (ii) negative, anode B) (i) G and A,G A AT TC(i) lysozyme, cellulase, chitinase (iii) positive, cathode C) (i) G and A,GA AT C (ii) lysozyme, cellulase, chitinase (ii)negative, anode D) (i) G and A, GA ATC (ii) lysozyme, cellulase, chitinase (iii) positive, cathode
Fill up the blanks in the following paragraph by selecting the correct option. The movement of air into and out of the lungs is carried out by creating a (i).____ between the lungs and the atmosphere. Inspiration can occur if intra-pulmonary pressure is (ii).____ Expiration takes place when the intra-pulmonary pressure is (iii).____ than the atmospheric pressure. Expiration takes place when the intra-inspiration is initiated by the (iv).____ of diaphragm which (v).____the volume of thoracic chamber in the antero-posterior axis.
Select the correct option to fill up balnks. (i) ________is a natural polymer extracted from_____. (ii) The DNA fragments purified by gel electrophoresis are used in constructing______by joining them with_______. (iii) The ligation of alien DNA is carried out at a________. present in one of the two________in a plasmid vector. (iv)_________enzyme remains active during the high temperature induced denaturation of ds DNA (v) DNA fragments are resolved according to their_________ through ______in agarose gel electrophoresis. a) (i) Agarose, sea weeds (ii) recombinant DNA, cloning vector (iii) restriction site, antibiotic resistance genes (iv) Taq polymerase (v) size, sieving effect b) (i) Agarose, sea weeds (ii) Restriction site, antibiotic resistance genes (iii) recombinant DNA, cloning vector (iv) Taq polymerase (v) size, sieving effect c) (i) Agarose, sea weeds (ii) restriction site, antibiotic resistance genes (iii) recombinant DNA, cloning vector (iv) Taq polymerease (v) size, sieving effect d) (i) size, sieving effect (ii) agarose, seaweeds (iii) recombinant DNA cloning vector (iv) Taq polymerase (v) restriction site, antibiotic resistance genes
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Select the correct option to fill up the blanks. (i) ___________are used in detergent formulations and are helpful in removing oily stains from the laundry. (ii) _____________are ripened by growing Penicillium roqueforti on them. (iii) ___________are produced without distillation whereas,__________are produced by distillation of the fermented broth. (iv) ___________antibiotic was used to teat American soldiers wounded in world war II. (v) _______is also called as Kusht rog.
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