Answer: b. biological control.
Explanation:
Answer: They existed for a short span of time.
Explanation:
Index fossils are also referred to as the indicator fossils and they are simply used to define the faunal stages.
Some of the characteristics possessed by the index fossils include:
• geographic distribution that's wide
• short vertical range
• rapid evolutionary trends.
Answer:
Tertiary sector
Explanation:
Highly developed economies are dominated by jobs in the Tertiary sector.
You like the answer?
