ICSE Class 10 Biotechnology: Principles and Processes — Mock Test (2027)
Free online mock test for Biotechnology: Principles and Processes (ICSE Class 10 Zoology) — 74 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Biotechnology: Principles and Processes chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.A selectable marker in a cloning vector is required to:
- A.Identify and eliminate non-transformants while permitting growth of transformants
- B.Provide the origin of replication
- C.Cut the alien DNA at palindromic sites
- D.Join the sticky ends of the alien DNA
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2.The pathogen whose tumour inducing (Ti) plasmid has been modified into a cloning vector for delivering genes into plants is:
- A.Agrobacterium tumefaciens
- B.Escherichia coli
- C.Salmonella typhimurium
- D.Thermus aquaticus
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3.If recombinant DNA bearing the ampicillin resistance gene is transferred into E. coli and the cells are spread on agar plates containing ampicillin, then:
- A.Only transformants will grow while untransformed cells die
- B.Only untransformed cells will grow
- C.All cells will die
- D.All cells will grow equally
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4.A continuous culture system, in which used medium is drained from one side while fresh medium is added from the other, keeps the cells in their physiologically most active phase, which is the:
- A.Log/exponential phase
- B.Lag phase
- C.Stationary phase
- D.Decline phase
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5.In the naming convention of the restriction enzyme EcoRI, the first letter E and the next two letters co are derived respectively from the:
- A.Genus and species of the bacterium
- B.Species and genus of the bacterium
- C.Strain and order in which it was isolated
- D.Recognition sequence and the cutting site
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