BIOTECHNOLOGY AND
ITS APPLICATIONS
Section A
INTRODUCTION:
1. Applications, like bioremediation, processed food, therapeutics and diagnostics are related
with
a) Biochemistry b) Microbiology c) Biotechnology d) Medical science
2. Biotechnology mainly deals with
a) Industrial scale production of biopharmaceutical
b) Biological use of genetically modified microbes, fungi, plants and animals
c) Both (a) and (b)
d) None of the above
3. The critical research areas of biotechnology are
I. providing best catalyst as improved organism, usually a microbes or pure enzyme
II. creating optimal conditions by engineering for a catalyst to act
III. down stream processing technologies
IV. Multiple Ovulation Transfer Technology (MOET)
Which of the statements given above the correct?
a) I and II b) I, II and III c) II, III and IV d) I, II, III and IV
BIOTECHNOLOGICAL APPLICATIONS IN
AGRICULTURE
4. Important objectives of biotechnology in agriculture section are
a) To produce pest resistant varieties of b) To increase the nitrogen content
plants
c) To decrease the seed number d) To increase the plant weight
5. Insect resistant transgenic cotton has been produced by inserting a piece of DNA from
a) An insect b) A bacterium
c) A wild relative of cotton d) A virus
6. Which one of the following bacteria has found extensive use in genetic engineering work in
plants?
a) Bacillus coagulans b) Xanthomonas citri
c) Clostridium septicum d) Agrobacterium tumefaciens
, 7. 𝐵𝑡 toxin protein crystals present in bacterium 𝐵𝑎𝑐𝑖𝑙𝑙𝑢𝑠 𝑡ℎ𝑢𝑟𝑖𝑛𝑔𝑖𝑒𝑛𝑠𝑖𝑠, do not kill the
bacteria themselves because
a) Bacteria are resistant to the toxin b) Bacteria enclose toxins in a special sac
c) Toxins occur an inactive protoxins in d) None of the above
bacteria
8. The crops having 𝑐𝑟𝑦 genes needs
a) No insecticide b) Small amount of insecticide
c) Large amount of insecticide d) None of the above
9. 𝐵𝑎𝑐𝑖𝑙𝑙𝑢𝑠 𝑡ℎ𝑢𝑟𝑖𝑛𝑔𝑖𝑒𝑛𝑠𝑖𝑠 is a bacterium of
a) Dirty water b) Skin of cat c) Soil d) Surface of midgut
10. Which of the following genes were introduced in cotton to protect it from cotton
bollworms?
a) Cry Ac and cry Ab
b) Bt Ac and Bt Ab
c) Cry I Ac and cry II Ab
d) Nif genes
11. The vector for T-DNA is
a) Thermos aquaticus b) Salmonella typhimurium
c) Agrobacterium tumefaciens d) Escherichia coli
12. The RNAi stands for
a) RNA interference b) RNA interferon c) RNA inactivation d) RNA initiation
13. Green revolution is related to the increase in production of
a) Better irrigation, fertilizers and pesticides facilities
b) Exploitation of high yielding varieties
c) Intensive cultivation
d) All of the above
14. Which of the following ways are suitable for increasing food production?
I. Agrochemical based agriculture
II. Organic agriculture
III. Genetically engineered crop-based agriculture
Choose the correct option
a) I and II b) I and III c) II and III d) I, II and III
ITS APPLICATIONS
Section A
INTRODUCTION:
1. Applications, like bioremediation, processed food, therapeutics and diagnostics are related
with
a) Biochemistry b) Microbiology c) Biotechnology d) Medical science
2. Biotechnology mainly deals with
a) Industrial scale production of biopharmaceutical
b) Biological use of genetically modified microbes, fungi, plants and animals
c) Both (a) and (b)
d) None of the above
3. The critical research areas of biotechnology are
I. providing best catalyst as improved organism, usually a microbes or pure enzyme
II. creating optimal conditions by engineering for a catalyst to act
III. down stream processing technologies
IV. Multiple Ovulation Transfer Technology (MOET)
Which of the statements given above the correct?
a) I and II b) I, II and III c) II, III and IV d) I, II, III and IV
BIOTECHNOLOGICAL APPLICATIONS IN
AGRICULTURE
4. Important objectives of biotechnology in agriculture section are
a) To produce pest resistant varieties of b) To increase the nitrogen content
plants
c) To decrease the seed number d) To increase the plant weight
5. Insect resistant transgenic cotton has been produced by inserting a piece of DNA from
a) An insect b) A bacterium
c) A wild relative of cotton d) A virus
6. Which one of the following bacteria has found extensive use in genetic engineering work in
plants?
a) Bacillus coagulans b) Xanthomonas citri
c) Clostridium septicum d) Agrobacterium tumefaciens
, 7. 𝐵𝑡 toxin protein crystals present in bacterium 𝐵𝑎𝑐𝑖𝑙𝑙𝑢𝑠 𝑡ℎ𝑢𝑟𝑖𝑛𝑔𝑖𝑒𝑛𝑠𝑖𝑠, do not kill the
bacteria themselves because
a) Bacteria are resistant to the toxin b) Bacteria enclose toxins in a special sac
c) Toxins occur an inactive protoxins in d) None of the above
bacteria
8. The crops having 𝑐𝑟𝑦 genes needs
a) No insecticide b) Small amount of insecticide
c) Large amount of insecticide d) None of the above
9. 𝐵𝑎𝑐𝑖𝑙𝑙𝑢𝑠 𝑡ℎ𝑢𝑟𝑖𝑛𝑔𝑖𝑒𝑛𝑠𝑖𝑠 is a bacterium of
a) Dirty water b) Skin of cat c) Soil d) Surface of midgut
10. Which of the following genes were introduced in cotton to protect it from cotton
bollworms?
a) Cry Ac and cry Ab
b) Bt Ac and Bt Ab
c) Cry I Ac and cry II Ab
d) Nif genes
11. The vector for T-DNA is
a) Thermos aquaticus b) Salmonella typhimurium
c) Agrobacterium tumefaciens d) Escherichia coli
12. The RNAi stands for
a) RNA interference b) RNA interferon c) RNA inactivation d) RNA initiation
13. Green revolution is related to the increase in production of
a) Better irrigation, fertilizers and pesticides facilities
b) Exploitation of high yielding varieties
c) Intensive cultivation
d) All of the above
14. Which of the following ways are suitable for increasing food production?
I. Agrochemical based agriculture
II. Organic agriculture
III. Genetically engineered crop-based agriculture
Choose the correct option
a) I and II b) I and III c) II and III d) I, II and III
