Answer:
Atoms containing the same numbers of protons and different numbers of neutrons are <u>isotopes</u>.
Answer:
Cane toads were introduced intentionally in Australia in 1935 to combat cane beetles in the sugar cane crop fields. These toads exhibit higher feeding capacity. These can feed not only cane beetles but other insects which affecting agricultural yields. They are poisonous in nature, they kill any insect after ingestion. Therefore, they are useful biological insecticide which provides crops resistance against insects.
Fungi: Chitin
Algae( water like protists) : Cellulose
The answer should be <span>single quotation marks</span>
