Problem: What is the missing first step of the following process: - Cells with chlorophyll in them capture the light energy - Plants absorb carbon dioxide through their stoma - Plants absorb water through their roots and other parts of themselves - Plants absorb minerals through their roots - Plants convert these inputs into sugars - Sugars can be used as energy sources - Oxygen and water are also produced - Excess water and oxygen are released through stoma and other parts of the plant.

A: Sunlight shines on plants

Problem: What is the missing first step of the following process: - The trees die off - The dead material provides nutrients for more trees - The rising trees provide shelter - And more organisms begin to thrive - The ecosystem known as a forest is made.

A: Networks of trees start forming

Problem: What is the missing first step of the following process: - The energy causes the fault lines give way - The earth's plates move - The energy radiates outward from the fault in all directions - The seismic waves shake the earth as they move through it.

A: Energy builds up in the crust of the earth

Problem: What is the missing first step of the following process: - The spore lands on a piece of bread - The spore grows hyphae into the bread - The mold forms a colony - Sporangiophores grow upward - The mold sends out spores.

A:
A mold spore floats through the air