Question

. State the factors that affect the germination of Seeds.

Answer 1

Answer:

External Factors

Water: The poor or additional supply of water affects the seed germination.

Temperature: This affects the growth rate as well as the metabolism of the seed.

Oxygen: Germinating seeds respire vigorously and release the energy required for their growth. Therefore, deficiency of oxygen affects the seed germination.

Explanation:

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Answer 2

Environmental factors such as temperature, light, pH, and soil moisture are known to affect seed germination (Chachalis and Reddy 2000; Taylorson 1987). Burial depth of seed also affects seed germination and seedling emer- gence.

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