NEET 2012 · Class 12

Evolution

The idea of mutations was brought forth by

  1. (A)Hugo de Vries who worked on evening primrose
  2. (B)Gregor Mendel who worked on Pisum sativum
  3. (C)Hardy Weinberg who worked on allele frequencies in a population
  4. (D)Charles Darwin who observed a wide variety of organisms during sea voyage.

The NCERT line that answers it

Verbatim line

In the first decade of twentieth century, Hugo deVries based on his work on evening primrose brought forth the idea of mutations – large difference arising suddenly in a population.

Chapter
Evolution
Section
6.6 MECHANISM OF EVOLUTION
Page
9
Words matched
29 of 29

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states 'Hugo deVries based on his work on evening primrose brought forth the idea of mutations', which directly matches both the scientist and his specific work mentioned in option A.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

Take the free 5-minute checkMore from this chapter

Question text is reproduced from the published NEET 2012 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.