Gibberellins are plant hormones that act like growth spurts. They promote stem elongation, seed germination by breaking dormancy, and flowering in some plants. Imagine them as tiny giants stretching plants upwards and coaxing them to bloom. This is an MCQ on Gibberellins Structure and Physiological Effects. You may also like: $. Plant Growth Regulators MCQ […]

Ethylene, the “ripening hormone,” is a gas plants use to accelerate fruit ripening, leaf senescence, and flower petal abscission. It acts as a signal, triggering programmed cell death and promoting processes that prepare fruit for dispersal. This is an MCQ on Ethylene Plant Hormone. You may also like: $. Plant Hormones / Phytohormones MCQ $. Auxins: […]

Cytokinin are like cellular cheerleaders in plants. They promote cell division, shoot growth, and delay aging, keeping leaves green and buds ready to sprout into new branches. This is an MCQ on Cytokinin (Physiological Effects of Cytokinins in Plants). You may also like: $. Plant Growth Regulators MCQ $. Auxins: Physiological Effects MCQ $. Abscisic […]

Auxins are plant growth regulators that act like tiny conductors. They control cell elongation, root formation, and even tell plants which way to grow by influencing their response to light and gravity. This is an MCQ on Auxin Hormone – Structure, Functions and Physiological Effects. You may also like: $. Plant Hormones / Phytohormones MCQ $. […]

Abscisic acid (ABA) is a plant hormone nicknamed the “stress hormone.” It helps plants cope with drought, cold, and other threats by triggering responses like closing pores to conserve water and promoting seed dormancy. This is an MCQ on Abscisic Acid Structure and Functions. You may also like: $. Plant Growth Regulators MCQ $. Auxins: […]