Answer:
D. The sympathetic system prepares the body for stress and activity and the parasympathetic system prepares the body for rest.
Explanation:
- Sympathetic and Parasympathetic nervous system are two divisions of autonomic nervous system.
- Acetylcholine is a common neurotransmitter released by preganglionic neurons of both systems.
- The post Ganglionic neurons of these two systems release different neurotransmitter.
- The sympathetic nervous system is concerned with 'fight and flight response'
- The parasympathetic nervous system is concerned with 'rest and digest ' response.
Answer:
Plankton and Algae
Explanation:
Adult zebra mussels feed by filtering large amounts of plankton and detritus from the water. Each mussel can filter one liter of water per day! Zebra mussels thrive in nutrient-rich water which supports healthy populations of plankton.
D) would be the thrush
E) is sunlight
C) the third tropic level is secondary consumer
Order = producer- 1st consumer- 2nd consumer- third consumer- etc....
Answer:
Plates
Explanation:
Earth's crust and upper mantle are broken into sections, called plates. These plates move around the mantle. Plates are composed of the crust and a part of the upper mantle, these two parts together are called the lithosphere. The layer below the lithosphere is the asthenosphere