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Biotechnology and its Applications BIOLOGY - Biotechnology and its Applications

Bihar Board (BSEB) - STD 12 Science - BIOLOGY (BSEB - English Medium). 99 questions in this chapter.

Question types

Biotechnology and its Applications question types

99 questions across 6 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

99
Questions
6
Question groups
5
Question types
Sample Questions

Biotechnology and its Applications questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 4M.C.Q [1M]1 Mark
Crystals of Bt toxin produced by some bacteria do not kill the bacteria themselves because:
  • A
    bacteria are resistant to the toxin
  • B
    toxin is immature
  • ✓
    toxin is inactive
  • D
    bacteria encloses toxin in a special sac

Answer: C.

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Q 5M.C.Q [1M]1 Mark
Some commercially important products and their source organisms are listed below. Choose the correct matching option:
List-A Bioactive ProductsList-B Microorganisms(Source Organisms)
(A) Cyclosporine-A(i) Streptococcus
(B) Statin(ii) Trichoderma polysporum
(C) Streptokinase(iii) Penicillium notatum
(D) Penicillin(iv) Monascus purpureus
  • A
    (A)-(i), (B)-(ii), (C)-(iii), (D)-(iv)
  • B
    A)-(iii), (B)-(iv), (C)-(ii), (D)-(i)
  • C
    A)-(iv), (B)-(iii), (C)-(ii), (D)-(i)
  • ✓
    A)-(ii), (B)-(iv), (C)-(i), (D-(iii)

Answer: D.

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Q 10Fill in blanks.1 Mark
Such small segments of DNA which are helpful in detecting the presence of any gene or long DNA sequence in a biological/abiotic system are called _________.
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