I think it is A
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The finches adapted over time to better suit their environment that they were in -- the size and shape of their beaks changed as a result of natural selection.
Answer:
b. can consist of manure, crop residues, or bone meal is the correct answer.
Explanation:
Organic fertilizers are derived from the plant-based material and animal excreta, vegetable matter, animal matter, crop residues, and human excreta.
Examples of organic fertilizers are:
Organic fertilizers provide essential nutrients in the soil, improves the structures of soil, decrease the soil erosion caused by rain by increasing and improving the soil's capacity to hold the nutrients and water.
photosynthesis: needs light to happen
Cellular respiration: waste products are carbon dioxide and water.