The word which means to cut into two parts is Dichotomy.
Machines do things more efficiently, Just use time, It gets in the way of work,
Answer:
Describe how the students would use the apparatus to show that there were microorganisms present in the air in the laboratory. Remember to think carefully about experimental design and how to make the results reliable.
Title: using apparatus to know the presence of microorganisms
aims and objectives: description of presence of microorganisms in the air
materials and method: petri dish, agar, distilled water, hand gloves, nose mask, pipette e.t.c
methodology: pipette is used to measure the amount of water in a petri dish and placed outside where hands can not be touched for 24 hours, after then the water is taken to the lab and agar is added for bacteria growth, after 24 hours, if the microbial growth is seen on the cultured plate, then it shows that the air is contaminated with microorganism which mixes with water when exposed to air
precaution: i ensured personal protective equipment are worn throughout the experiment.
conclusion: it is ascertained that air is contaminated with microorganism as a result of the above performed experiment
Explanation:
The answer that will complete the sentence is lack of
eutrophication. It is because eutrophication is considered to be important for
marine animals as this provides the bodies of water nutrients in which the
marine animals need and if they are lacking, the species composition may
change, the coral reefs may be destroyed, the oxygen that are dissolved are at
low level and what is more serious, dead zones can be formed in which the
ecosystem in the marine life may be destroyed or collapse.
