Answer:
James Watson and Francis Crick solved the structure of DNA. Rosalind Franklin and Maurice Wilkins, also contributed to this discovery.
Explanation:
Groundwater is stored beneath the earth's surface in soil pore spaces and cracks and openings in rock formations.
Not my drawing and labeling but this is a clear picture of it.
Source:
http://leavingbio.net/amoeba/
Answer: Alarm
Explanation:
When equipment malfunctions, an alarm should be initiated to bring the malfunction to the attention of the relevant personnel.
This will ensure that whatever adverse effects the malfunction could have caused is mitigated and the machine can be attended to on time to prevent further damage.