Deccan-hybrid is a high-yielding variety of

1. pea

2. wheat

3. paddy

4. maize

The correct option is D

maize

The correct option is(d) maize.

The explanation for the correct option:

1. Maize is a Kharif crop.
2. It is shown at the onset of the monsoon.
3. Hybrid crops are those crops that give a high crop yield.

The explanation for the wrong option:

Option a:

• Pea is the rabi crop.
• it is grown in the winter season.

Option b:

• Wheat is a rabi crop.
• It is grown in the winter season.

Option c:

• Paddy is the Kharif crop.
• It is grown in the rainy season.

Final Answer: Deccan-hybrid is a high-yielding variety of maize.