Some of the characteristics are that living things reproduce they use energy and that they grow
It would be a body fossil
Answer:
The statement is true.
Explanation:
When a chemical substance is dangerous for people's health, we speak of a toxic risk. This risk can materialize if exposure to the chemical agent is not controlled. Toxic substances are those substances capable of causing harmful effects in a living organism when they come into contact with it or when ingested, intentionally, accidentally, or deliberately. The toxic risk of a chemical product depends on two factors: the toxicity and the absorbed dose, where a series of factors influence: composition, properties, concentration, duration of exposure, route of entry into the organism and workload.
By ball bearing, lubrication, polishing, adding grease etc
Answer:
Coral reefs ecosystem : It is a type of ecosystem which is present inside the ocean water. It is made up of coral, sponges and crustaceans etc.
It is very important to conserve biodiversity of marine because more than twenty five percent of marine animals are live there. If these coral reefs are removed from marine ecosystem, many species of marine such as fishes, crustaceans will be adversely affected.
