All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate.
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The answer is B: it creates offspring from parents
1. Rock is buried deep under Earths surface. 2. Rock melts due to high temperature. 3. Magma is forced out of Earth's surface during volcanic eruption. 4. Magma cools and crystallizes. Rock from underneath the ground has to heat up and be pressurized first. After enough pressure and heat are applied the volcano will erupt. Extrusive igneous rocks are formed when lava cools on Earth's surface above ground.
The answer is soil depleted of nutrients because photosynthesis goes into the soil to the plants or from the plants. Which you are increasing the rate of photosynthesis