Because they have more space for farming and they have a lot of rice.
Answer:
The correct answer would be - observational approach.
Explanation:
Observation approach is the research technique that involves the observation of the subject or participates behavior in their natural habitat or state. This will be one of best approach to study.
Similarly when characterizing new findings various aspect of experimental, Observational details or modelling approaches will help in identification , classification and nomenclature. However, in comparison to experimental and modeling approach is more appropriate method for the rare endangered species.
Thus, the correct answer would be - observational approach.
Free-living flat worms = carnivores or scavengers
Have digestive cavity, mouth, pharynx
Parasitic Flatworms: = Feed on blood, tissue fluids, or pieces of cells from within a host
Because they all need one another to survive. flowers need bees to distribute their pollen. and some animals relly on plants for food. and plants relly on the sun to be healthy
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The rekation between inslin and glucagon is they both secrete a harmones in respone to blood sugar levels,but in opposite fashion.