HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the sequences in seed germination?
A
absorption of water, GA released, amylase released, maltose produced
B
GA released, absorption of water, amylase released, maltose produced
C
maltose produced, amylase released, water absorbed, GA produced
D
water absorbed, amylase produced, maltose produced, GA released
Explanation: 

Detailed explanation-1: -Such five changes or steps occurring during seed germination are: (1) Imbibition (2) Respiration (3) Effect of Light on Seed Germination(4) Mobilization of Reserves during Seed Germination and Role of Growth Regulators and (5) Development of Embryo Axis into Seedling.

Detailed explanation-2: -NADPH Oxidases Act as Key Enzyme on Germination and Seedling Growth in Barley (Hordeum vulgare L.) Reactive oxygen species (ROS) play an important role in seed germination.

Detailed explanation-3: -Seeds begin to absorb water at the initial stage of germination, a process known as “imbibition.” The seed covering softens as it absorbs water, and the seed then begins to metabolise as the water stimulates the production of gibberellin.

Detailed explanation-4: -Imbibition: water fills the seed. The water activates enzymes that begin the plant’s growth. The seed grows a root to access water underground. The seed grows shoots that grow towards the sun. The shoots grow leaves and begin photmorphogenesis.

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