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  9. Q85

JPSC 2023 · Question 85 of 199

How many chromosomes are found in the endosperm of maize?

General Science

  1. A20
  2. B30Correct
  3. C40
  4. D23

Answer: B. 30

Explanation

Maize is diploid (2n = 20); its triploid endosperm therefore contains 30 chromosomes.

Source: JPSC Combined Civil Services (PT) 2023 (Advt 01/2024), GS Paper-I, Booklet Series-B; answers per official model answer key

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