Match Column I with Column II. Column I: i) William S. Gaud ii) Shull iii) Cotton Mather iv) Muller and Stadle

Evaluation · Q4

Q. Match Column I with Column II. Column I: i) William S. Gaud ii) Shull iii) Cotton Mather iv) Muller and Stadler. Column II: I) Heterosis II) Mutation breeding III) Green revolution IV) Natural hybridization.

(a) i – I, ii – II, iii – III, iv – IV

(b) i – III, ii – I, iii – IV, iv – II

(d) i – II, ii – IV, iii – III, iv – I

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Step 1. William S. Gaud (i) coined the term 'Green revolution' in 1968 — this matches Column II item III.

Step 2. G. H. Shull (ii) first used the term 'heterosis' in 1912 — this matches item I.

Step 3. Cotton Mather (iii) made the first recorded observation of natural hybridisation, in maize — this matches item IV. …

Q.Match Column I with Column II. Column I: i) William S. Gaud ii) Shull iii) Cotton Mather iv) Muller and Stadler. Column II: I) Heterosis II) Mutation breeding III) Green revolution IV) Natural hybridization.