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Entry Test MCQ :: Biotechnology


31.  Which of the following is correct about SCID?
A. Common in children as well as in adults B. It is an immune disorder
C. Is due to deficiency of adenosine diaminase D. Both b and c

32.  Tissue culture does not involve
A. Growth of tissue in artificial medium B. Asexual reproduction
C. Use of meristem D. Use of generative nucleus in pollen culture

33.  Plants are totipotent because
A. Each cell has full genetic potential of the organism B. A single cell could become a complete plant
C. Both a and b D. Because they have lesser potential for tissue culturing

34.  Coconut milk contains the plant hormone
A. Auxins B. Cytokinins
C. Gibberallins D. All of these

35.  Cell suspension cultures of
A. Cinchona produces quinine B. Digitalis lanata produce digitoxin
C. Both a and b D. None of these

36.  A device that bombards a callus with DNA coated microscopic metal particles is
A. DNA gun B. DNA shooter
C. Particle gun D. All of these

37.  Salt tolerant plants are
A. Cadabidopsis B. Nemodopsis
C. Saltdopsis D. Arabidopsis

38.  Which of these is a true statement?
A. Both plasmids and viruses can serve as vectors. B. Plasmids can carry recombinant DNA but viruses cannot
C. Vectors carry only the foreign gene into the host cell. D. Only gene therapy uses vector.

39.  Which of these would you not expect to be a biotechnology product?
A. Vaccine B. DNA probes
C. Proteins D. Steroid hormones

40.  Which of these is incorrectly matched?
A. Protoplast-plant cell engineering B. RFLPs-DNA fingerprinting
C. DNA polymerase-PCR D. DNA ligase-Mapping human chromosome




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