The information about groundwater recorded by a student is unreliable when it is biased its results have to be repeated it is obtained from a primary source its findings have to be shared with others

It is biased

Explanation:

The correct answer to this question is "it is not biased." The information about groundwater recorded by a student is valid when it is not biased. The results could be repeated, it should be obtained from a primary source and findings should be shared with others. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help

There are 11 in total systems in human body containing their specific organs hence are called as organ systems.

Explanation:

These are muscular system, digestive system, integumentary system, skeletal system, circulatory system, respiratory system, lymphatic system, endocrine system, excretory system and reproductive system. All these systems contain their specific organs. However, these systems are somehow related to each other.

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