Answer: living things such as “human beings”, “animals”, “plants”, and “microorganisms”.. Nonliving things do no exhibit any characteristics
Explanation: Nonliving things do not grow,respire, need energy, move, reproduce, evolve, or maintain homeostasis. They are made up of non living materials
Frequent use of pesticides
Answer: melting
Explanation: When water goes from its solid form (ice) back to its liquid form, this is known as MELTING. Condensation occurs when gas changes into liquid, not when ice changes into liquid.
Answer:
An experiment imposes treatment on the subjects, but an observational study does not
Explanation:
Observational studies are research studies in which an effect, process behaviour etc. are observed, without any change. For example, observation of the possible effect of a treatment on subjects.
On the other hand, experimental studies are studies in which the treatment is included. Experimental studies are randomized, meaning that subjects that are in experiment are randomly put to a treated group or a control group.