Please help. I'll gibe brainliest What type of volcano has one opening and is usually less than 1000 feet high.
laccolith
stratovolcano (composite)
shield volcano
cinder cone

cinder cone

Explanation:

Cinder cones are the simplest type of volcano. They are built from particles and blobs of congealed lava ejected from a single vent. As the gas-charged lava is blown violently into the air, it breaks into small fragments that solidify and fall as cinders around the vent to form a circular or oval cone

producers within ecosystems are essential as they are at the base of the food chain. plants are examples of producers. they use the process of photosynthesis to capture light energy and use it to convert simple inorganic substances (carbon dioxide and water) into organic substances (glucose).