Q16 of 40 Page 1

Enumerate any six essentials of good, effective Dairy Farm Management Practices.

Essentials of good, effective Dairy Farm Management Practices are as follows –


• Selection of good breeds having high yielding potential along with resistance to diseases.


• Providing the cattle with proper housing, adequate water and food supply.


• Feeding cattle with good quality fodder.


• Stringent cleanliness and hygiene should be maintained while milking, storage and transport of milk.


• Regular visits by a veterinary doctor should be mandatory


• Regular inspections with proper record keeping are also important in order to figure out and rectify the problems.


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14

What does the following equation represent? Explain.

p2 + 2 pq + q2 = 1


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A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.

(a) Write what did the doctor inject into the patient’s body.


(b) How do you think this injection would protect the patient against the disease ?


(c) Name the disease against which this injection was given and the kind of immunity it provides.


 17

State the medicinal value and the bioactive molecules produced by Streptococcus, Monascus and Trichoderma.

OR


What are methanogens? How do they help to generate biogas?


 18

Rearrange the following in the correct sequence to accomplish an important biotechnological reaction:

(a) In vitro synthesis of copies of DNA of interest


(b) Chemically synthesized oligonucleotides


(c) Enzyme DNA-polymerase


(d) Complementary region of DNA


(e) Genomic DNA template


(f) Nucleotides provided


(g) Primers


(h) Thermostable DNA-polymerase (from Thermus aquaticus)


(i) Denaturation of ds-DNA