IGCSE /Grade 10
Science MCQ Based On Environmental conditions that affect germination of seeds
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IGCSE Grade 10 Science Environmental conditions that affect germination of seeds
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Unprotected seeds require less exposure than seeds mixed into compost or topsoil.
For many plants, a soil temperature below 50oF can be a problem.
The essential requirement without which plants can not survive.
Too much water cuts the oxygen supply to the seeds.
It is supplied by the air to plants for photosynthesis.
Fire modifies plant communities.
Some plants survive in their absence.
Seed germination occurs in a range of pH between 3.5 and 9.
Acid rain affects seed germination by the rate of 40%
The effect of warm temperatures on plants.
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