Question:
A double-cross hybrid of maize involves:
A double-cross hybrid of maize involves:
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Exam Tip:
Maize hybrids:
• Single cross: 2 parents.
• Three-way cross: 3 parents.
• Double cross: 4 parents.
Maize hybrids:
• Single cross: 2 parents.
• Three-way cross: 3 parents.
• Double cross: 4 parents.
Updated On: Aug 27, 2026
- Two inbred parents
- Three inbred parents
- Four inbred parents
- One inbred and one OPV parent
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The Correct Option is C
Solution and Explanation
Step 1: Understanding the Concept:
Hybrid maize production involves crossing different inbred lines.
Step 2: Key Definition:
• Single cross hybrid: Involves two inbred parents (A × B).
• Double cross hybrid: Involves four inbred parents (A × B) × (C × D).
• Three-way cross hybrid: Involves three inbred parents (A × B) × C.
Step 3: Final Answer:
Therefore, option (C) is correct.
Hybrid maize production involves crossing different inbred lines.
Step 2: Key Definition:
• Single cross hybrid: Involves two inbred parents (A × B).
• Double cross hybrid: Involves four inbred parents (A × B) × (C × D).
• Three-way cross hybrid: Involves three inbred parents (A × B) × C.
Step 3: Final Answer:
Therefore, option (C) is correct.
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