Restriction enzymes are _____.

(a)

Not always required in genetic engineering

(b)

Essential tools in genetic engineering

(c)

Nucleases that cleave DNA at specific sites

(d)

both b and c

Plasmids are ______.

(a)

circular protein molecules

(b)

required by bacteria

(c)

tiny bacteria

(d)

confer resistance to antibiotics

Which of the following one is used as a Biosensors?

(a)

Electrophoresis

(b)

Bioreactors

(c)

Vectors

(d)

Electroporation

An analysis of chromosomal DNA using the southern hybridisation technique does not use _____.

(a)

Electrophoresis

(b)

Blotting

(c)

Autoradiography

(d)

Polymerase Chain Reaction

Some of the characteristics of Bt cotton are ______.

(a)

Long fibre and resistant to aphids

(b)

Medium yield, long fibre and resistant to beetle pests

(c)

high yield and production of toxic protein crystals which kill dipteran pests.

(d)

High yield and resistant to ball worms

Zymology deals with __________

(a)

Study of yeast fungus and its practical applications.

(b)

Study of fermentation and its uses.

(c)

Study of Bioreactors and their construction methodology.

(d)

Study of zymase producing microbes and its benefits.

The bacteria responsible for causing Crown Gall:

(a)

Escherichia coli

(b)

Bacillus subtilis

(c)

Bacillus thuringiensis

(d)

Agrobacterium tumefaciens

One gene one enzyme hypothesis

(1)

Kohler and Milstein

Monoclonal antibodies

(2)

Ian Wilmet

First transgenic animal

(3)

Beadle and Tatum

Development ofPCR technology

(4)

Kary Mullis

How do you use the biotechnology in modern practice?

What are the materials used to grow microorganism like Spirulina?

What are the enzymes you can used to cut terminal end and internal phospho di ester bond of nucleotide sequence?

Name the chemicals used in gene transfer.

Define fermentation.

What is Restriction Endonuclease?

What do you know about the word pBR332?

Mention the application of Biotechnology.

How will you identify a vector ?

What is SCP? Mention its nutritional value.

Compare the various types of Blotting techniques

Write the advantages of herbicide tolerant crops

What is bioremediation? give some examples of bioremediation.