Which of the following statements regarding aquatic ecosystems is incorrect?

Estuaries are considered fish nurseries where fish lay their eggs and hatchlings
spend the first year of their lives.

The intertidal zone can be submerged and exposed depending on the tide.

Lentic and lotic ecosystems are characterized by high nutrient levels and
fluctuating salinity.

O Aphotic zones do not receive enough sunlight to support photosynthetic
organisms.

How are gene and protein sequences used to classify organisms?

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.