Answer:
Composting is an effective manure management tool that reduces volume, kills pathogens and weed seeds, and also improves soil health and fertility. However, soil and compost should be tested for nutrients
75km/hr due east
Explanation:
The velocity of the train will be 75km/hr due east.
- Velocity is given as the rate of change of displacement with time.
Velocity = 
- Velocity is a vector quantity that has both magnitude and directions.
- It is different from speed because it has the directional attribute.
- From the given data, we know that the train is moving at 75km per hour. This is the speed of the train.
- If we incorporate the direction then we have its velocity.
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Velocity brainly.com/question/10962624
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Producer, depending on where it is in the chain. Could be consumer if it’s consuming seaweed or any sea plants