Chapter 1: Life Process.
Genetics MCQ Sets for Class 10 (JKBOSE)
SET 1: Fundamentals
of Genetics - Variation, Heredity and Reproduction
Introduction: This set
covers the fundamental concepts of genetics including variation, reproduction
types, heredity, and basic genetic principles. These MCQs test understanding of
how traits are passed from parents to offspring and the mechanisms that create
diversity in living organisms.
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📘 SCIENCE
BIOLOGY | Genetics-A
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Reproductive processes give rise to new individuals that are:
Q2. Variation is produced during:
Q3. Sexual reproduction maximises the number of:
Q4. Paddy plants show very little variation because they:
Q5. Large visible variations are commonly seen in:
Q6. The study of how variations are created and inherited is called:
Q7. Long-term accumulation of variations is studied under:
Q8. Inheritance provides the next generation with:
Q9. The second generation inherits:
Q10. In asexual reproduction, repeated division of one bacterium produces individuals that are:
Q11. Minor differences in asexual reproduction arise due to:
Q12. Sexual reproduction produces greater diversity because:
Q13. In sexual reproduction, each generation shows:
Q14. Variations do not have equal chances of survival because:
Q15. Bacteria resistant to heat survive better during:
Q16. Selection of variants by environment forms the basis of:
Q17. If trait B exists in 60% of a population, it is likely to have:
Q18. Creation of variations promotes survival because:
Q19. Heredity mainly deals with:
Q20. The most obvious outcome of reproduction is:
Q21. Rules of heredity explain how traits are:
Q22. Children resemble parents because:
Q23. Human populations show large variation because:
Q24. Earlobes in humans occur mainly in:
Q25. Free and attached earlobes are examples of:
Q26. The lowest part of the ear is called the:
Q27. In inheritance, both parents contribute:
Q28. Each trait in a child has:
Q29. Traits in a child are influenced by:
Q30. The scientist who proposed rules of inheritance was:
Q31. Mendel's experiments were conducted more than:
Q32. The rules of inheritance help explain:
Q33. Two individuals of the same species differ mainly due to:
Q34. Accumulation of variations occurs over:
Q35. In asexual reproduction, diversity generation is:
Q36. Sexual reproduction increases diversity by:
Q37. Variations that are harmful are usually:
Q38. Useful variations are:
Q39. Variation is essential for:
Q40. Greater diversity gives organisms:
Q41. Differences inherited from parents are called:
Q42. The study of inheritance patterns is central to:
Q43. In sexual reproduction, each individual is:
Q44. Minor DNA copying errors are a source of:
Q45. Accumulated variations over time lead to:
Q46. Heredity ensures continuity of:
Q47. A trait seen in many individuals is likely to be:
Q48. Sexual reproduction is more effective in generating variation because:
Q49. The main difference between sexual and asexual reproduction is:
Q50. Genetics helps us understand:
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