CBSE Class 12 Biology Question Paper 2014 Set 3 - Foreign

CBSE Class 12 Biology Question Paper 2014 Set 3 - Foreign. Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.

BIOLOGY (Theory)

1.Write the two components of the first artificial recombinant DNA molecule constructed by Cohen and Boyer.2.

2.Give the scientific name of the source organism from which the first antibiotic was produced.

3.Give the scientific name of the source organism from which the first antibiotic was produced.

4.State the function of filiform apparatus found in mature embryo sac of an angiosperm.

5.In spite of being non-polluting, why are there great apprehensions in using nuclear energy for generating electricity ?

6.Write the names of the enzymes that are used for isolation of DNA from bacterial and fungal cells respectively for Recombinant DNA Technology.

7.Name the host cells in which micro-injection technique is used to introduce an alien DNA.

8.One of the salient features of the genetic code is that it is nearly universal from bacteria to humans. Mention two exceptions to this rule. Why are some codes said to be degenerate ?

9.What is ‘‘withdrawal syndrome’’ ? List any two symptoms it is characterised by.

Please click the link below to download pdf file of CBSE Class 12 Biology Question Paper 2014 Set 3 - Foreign.