is bladderwort a producer of a consumer. An animal that can't produce its own food and it eats plants and other animals. That is what a consumer is.
If it is; What is the purpose of a control in verifying a hypothesis or conducting an experiment, it is: Controls are needed to eliminate alternate explanations of experimental results. That is in order to test a particular variable you need a control. For e.g.
They could be changed, but the scientist keeps them constant so that they will not interfere with the investigation. â¢ Control (one) the ânormâ - A part of the experiment that does not have the variable being tested and is used for comparison. (Not all experiments have a control.) PRACTICE 1 - Identifying variables: List three variables that could affect the situation.