Answer:
The most effective experimental approach to assess the effects of elephant impact on vegetation is to assess plant responses under differences in elephant density. It is important that other factors, such as soils or habitat structure are held constant so that the only factor which varies is elephant density.
Explanation:
source: Studying Elephants icun.org
Fertilizer, waste Water ,automobile,exhaust,animal waste
The color of beef is determined by myoglobin because these cells are actually responsible for transporting oxygen-rich molecules to the the tissues of the animal. This characteristic gives it the color that it has and is very abundant in large organisms like cattles.
Answer:
Producer's: They make their own food,they don't have to obtain energy from other organisms,They obtain energy from the sun.
Consumers: Is an organism that feeds on plants or other animals for energy,there are four types of consumers herbivores and carnivores,omnivores and detritivores.
Decomposer:They break down organic material such as the remains of dead organisms.