Question

While studying flowering behaviour in ______ and ______ plant, Garner and Allard discovered photoperiodism.

Options

• rice, wheat

• tobacco, soyabean

• tomato, soyabean

• wheat, tobacco

Answer 1

While studying flowering behaviour in tobacco and soyabean plant, Garner and Allard discovered photoperiodism.

Explanation:

Garner and Allard discovered Photoperiodism while studying flowering in Tobacco and Soybean. They found that flowering depends on the length of day and night, not just age of the plant.