ICSE Class 10

ICSE Class 10 Genetics — Basic Fundamentals — Mock Test (2027)

Free online mock test for Genetics — Basic Fundamentals (ICSE Class 10 Biology) — 20 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 Genetics — Basic Fundamentals 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

  1. 1.Why did Mendel choose garden pea (Pisum sativum) for his experiments?
    • A.They were easy to grow
    • B.They had many varieties with contrasting characters
    • C.They had a long reproductive span
    • D.They were available in pure forms
  2. 2.Which of the following is not a reason Mendel selected garden peas for his experiments?
    • A.Peas have a small reproductive span
    • B.Peas are self-pollinated
    • C.Peas are uni-sexual
    • D.Cross-pollination could be done artificially
  3. 3.The genotype of a person who cannot roll his tongue is:
    • A.Rr
    • B.RR
    • C.rr
    • D.RRr
  4. 4.Which of the following correctly differentiates between phenotype and genotype?
    • A.Phenotype is the genetic makeup; genotype is the observable trait.
    • B.Phenotype is the observable trait; genotype is the genetic makeup.
    • C.Both phenotype and genotype refer to observable traits.
    • D.Genotype is the physical appearance; phenotype is the gene set.
  5. 5.(i) Four friends P, Q, R and S were discussing the examples of genetic disorders. The examples they quoted were as follows: P : Colour blindness and Malaria Q : Albinism and Cholera R : Haemophilia and Colour blindness S : Haemophilia and Albinism Who gave the correct examples?
    • A.P and Q
    • B.R and S
    • C.P and R
    • D.Q and S

Ready? Take the full 20-question test free — instant marking, no sign-up needed.

▶ Start free mock test

More Biology mock tests