Its B. out of common knowledge and experience <span />
Answer: 1. a biological community of interacting organisms and their physical environment.
2. Next come the omnivores that eat a mixture of plants and herbivores. That's where humans rank, with a trophic level of 2.2. Above us are carnivores, such as foxes, that eat just herbivores. At the top of the scale are meat-eaters that don't have any predators themselves, such as polar bears and orca whales.
3. 25,000 square miles of forests provide habitats for many species and tourism opportunities for residents and visitors to the state. Forests are also essential to Florida's environmental health. Floridians from all walks of life are working together to preserve animal and plant habitats for future generations.
4. Abiotic factors in the Florida Keys are things like hurricanes, currents, sunlight, and water quality. Hurricanes occur in the Florida Keys about 13-16 percent. These violent storms can damage coral reefs because of high winds and large waves.
Explanation: hope this helps! Brainliest ?
Answer:
heath condition, eating habits, body temperature, and gender can also affect a heart rate.
Oxygen in the air can cause sliced fruit to brown, a process called enzymic browning (an oxidation reaction). Phenols and the enzyme phenolase are found in the cells of the apple, and when these are exposed to oxygen in the air, for example through slicing, the oxygen causes a reaction.
The entire cool down process shoulda. last between 5 & 10 min.
b. last between 15 & 20 min.
c. allow the heart to gradually increase in rate.
d. allow muscles to gradually increase in temperature.
the answer is A