A seasonal worker is someone who performs labor or provides services on a seasonal basis. Seasonal referring to a specific time in which that service/labor is needed/prominent or based on the actual seasons I.e fall,summer etc.. A migrant worker is someone who moves from another country or area to find work.
Just took the test this is what it's looking for see below.
Migrant workers are people who work in countries of which they are not citizens. They can work in any field. A seasonal worker is a type of a migrant worker. Seasonal workers move from one seasonal job to another. Seasonal workers often are engaged in manual labor in the agricultural sector.
Answer: Plants perform photosynthesis more efficiently when carbon dioxide is abundant. This in turn reduces the amount of carbon dioxide in the atmosphere and increases the amount of oxygen
The Agulhas current is a warm current located in the southwestern ocean and flows along the east coast of Africa form 27 to 40° S. It has a source lies in eastern Madagascar current and follows the continental shields. Large cyclic meanders called natal pulses are formed by the current when it reaches the continental shelf.