Apomixis and polyembryony — NEET Biology Questions

Practice 30 questions on Apomixis and polyembryony from Sexual reproduction in flowering plants (NCERT Class 12, Chapter 1). Free samples below — get all 30 in the app.

30 Questions Sexual reproduction in flowering plants Class 12

Sample Questions — Apomixis and polyembryony

Try 5 questions below from Apomixis and polyembryony. Get all 30 in the MedicNEET app.

MCQ
Which of the following statements is true regarding fruit development?
  • A. Fruit formation occurs only after fertilisation
  • B. All fruits are derived from the ovule
  • C. All fruits are seedless
  • D. Fruits can form even without fertilisation
✅ Correct Answer: D
Parthenocarpic fruits are examples of such development.
MCQ
What role do gibberellins play in fruit development?
  • A. Delay seed maturation
  • B. Inhibit endosperm development
  • C. Promote fruit formation without fertilisation
  • D. Stimulate zygote formation
✅ Correct Answer: C
Gibberellins are used to induce parthenocarpy, especially in seedless fruit production.
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MCQ
Fruits which develop only from the ovary are termed as:
  • A. True fruits
  • B. False fruits
  • C. Composite fruits
  • D. Parthenocarpic fruits
✅ Correct Answer: A
In these fruits, ovary alone gives rise to the fruit.
MCQ
Assertion (A): Apple is considered a false fruit. Reason (R): In apple, thalamus contributes to fruit formation.
  • A. Both A and R are true, and R is the correct explanation
  • B. Both A and R are true, but R is not the correct explanation
  • C. A is true, R is false
  • D. A is false, R is true
✅ Correct Answer: A
Direct NCERT example of false fruit.
MCQ
The outer covering of a true fruit is called the:
  • A. Epicarp
  • B. Endosperm
  • C. Ovary
  • D. Ovule
✅ Correct Answer: A
The ovary wall develops into the pericarp, which has three layers; the outermost is epicarp.

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