NEET BIOLOGY

Detailed explanation-1: -The plant life cycle consists of four stages; seed, sprout, small plant, and adult plant. When the seed gets planted into the soil with water and sun, then it will start to grow into a small sprout.

Detailed explanation-2: -The main stages in the life cycle of a plant are seed germination, seedling formation, growth, development and differentiation leading to a mature plant, pollination and fertilisation and the formation of fruit and seeds.

Detailed explanation-3: -The process of seed germination includes the following five changes or steps: imbibition, respiration, effect of light on seed germination, mobilization of reserves during seed germination, and role of growth regulators and development of the embryo axis into a seedling.

Detailed explanation-4: -There are three phases of growth – meristematic, elongation and maturation.