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3. Which of the following sequences MOST likely
represents ecological succession on a recently
abandoned farm?
A. grasses flowering plants shrubs map
B. maple trees shrubs flowering plants grasses
C. shrubs grasses maple trees->flowering plants
D. flowering plants >maple trees shrubs ->grasses

need help on this

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

answer///unconditioned stimulus;