All of the above-mentioned facts are the risks that pests pose to the consumers. Pests are unwanted insects, which may infect food, as they are laden with pathogenic micro-organisms, they eat away the stored food, as a source of nourishment, and are difficult to manage. Pesticides are used to kill the, and they are chemicals, which may also pose serious threats, if consumed in large quantities.
Answer: A
Explanation:
i took biology and all that fun stuff with trophic levels
Fungi lacks the ability to produce their own food because they do not have chloroplast which is needed to obtain energy from the sun and convert it into food. Also fungi lack ability to fix nitrogen which has to be incorporated into their food. They also can not fix carbon and utilize it to produce food. Because of these they have to depend on dead organic matters for food.
Four unifying principles form the foundation of modern biology<span>: cell theory, evolutionary theory, the gene theory and the </span>principle<span> of homeostasis. These </span>four principles<span> are the founding principles of each category of biology</span>