Answer:
1: Protecting endangered species
2: Cleaning beaches
3: Killing invasive species
Answer:
All of these are correct.
Explanation:
Immune system, reproductive system and nervous system are adversely affected by the contact of highly toxic chemicals because toxic chemicals have materials which is harmful for the cells that the cause of cell death or damaged the structure of the cell due to which the cell can't perform its function efficiently. All the system i.e. Immune system, reproductive system and nervous system are made up of cells so if the cells are damaged by these toxic chemicals the body systems are also negatively affected.
Explanation:
Trophic levels is known as feeding levels in an ecosystem.
Trophic levels is any of the stages involved in the food chain. In an ecosystem, the trophic levels begins with the producer which provides foods from inorganic sources.
- Consumers at all levels feeds on the food produced by the producers. Some consumers feeds on other consumers.
Testosterone plays a major role in male sexual development. Exposure of females to testosterone in utero<span> can induce masculine characteristics such as anovulation, increased anogenital distance, absence of nipples, retention of male-like tissues, and agenesis of the lower vagina. Also, high levels of androgens during fetal development can lead to toxic effects such as reduced litter size and viability. </span>
