Answer:
experiment
Explanation:
Experimental research design is an empirical method of research in which subject is observed under control condition. In this research design, we observe the effect of the independent variable on the dependent variable and examine how the manipulation of the independent variable through intervention effects the dependent variable. It is important because it ensure high internal validity.
Typically, the government in a republic will structure its economy so that a majority of the economic power lies in the main, central body, which can regulate things like the money supply and interest rates--while leaving some power to the independent states.
Answer:
1).Living organism eat food to get energy, which is essential for performing growth and maintenance of their body.
2). ★ Saprotroph :-
#These are the organism that takes nutrients from the dead or decaying organic matter.
#Example: Fungi
★ Parasite :-
#These are the organism that grows and feeds on a living organism.
#Example: Cuscuta
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