Removal of will always result in the greatest changes in an ecological system. a) a keystone speciesb) a producer speciesc) a decomposer speciesd) a carnivore speciese) a competitive species

b. a producer species

Explanation:

Every trophic level is important, each level is reliant on the one below it for a food source. However, the producers are the base-line when it comes to food energy, providing food for prey, who thus provide food for predators. If the producer species in an ecosystem were to be removed, then the prey die off, thus the predators, causing a total collapse in the ecosystem.

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his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.