Question

Fill in the blanks –

Semi-dwarf rice varieties were derived from A, (developed at International Rice Research Institute (IRRI), Philippines) and Taichung Native -1 (from B). The derivatives were introduced in C. Latter better-yielding semidwarf varieties Jaya and Ratna were developed in D.

• A. A – IR-8, B – Japan, C – 1966, D – India
• B. A – IR-32, B – Taiwan, C – 1966, D – India
• C. A – IR-8, B – Taiwan, C – 1966, D – India
• D. A – IR, B – Taiwan, C – 1966, D – USA

Answer 1

Answer: (C)

A – IR-8, B – Taiwan, C – 1966, D – India