The phrase "appear to have consumed" is correct and usable in written English.
It can be used when discussing observations or assumptions about someone's actions or behaviors, particularly in contexts like research, analysis, or reporting.
Example: "The data suggests that the participants appear to have consumed more calories than recommended during the study."
Alternatives: "seem to have ingested" or "seem to have taken in".
The slow breakdown of deep oil that Dr. Camilli's group found had a silver lining: it meant that the bacteria trying to eat the oil did not appear to have consumed an excessive amount of oxygen in the vicinity of the spill, alleviating concerns that the oxygen might have declined so much that it threatened sea life.
So the team looked instead at the remains of dogs, pigs, and humans who appear to have consumed the grain.
Small fragment DNAs were a challenge to this research as they appear to have consumed nearly a third of our total reads.
Given the association of Christianity with fish consumption, it might be surprising that the Christians do not appear to have consumed more fish than the mudéjares, but perhaps this illustrates how differences in faith and culture can be subsumed by discrepancies in the regional availability of resources.
Trump appears to have consumed all of the air in the room.
However, FtoΔ/Δ mice appeared to have consumed more food when the amount of food intake was normalized to lean mass (Figure 6F).
FtoNΔ mice also had similar food consumption as of FtoN+ mice during a period of 72 hours (Figure 9E), and appeared to have consumed more food when normalized to the lean mass (Figure 9F).
One food group, of which a reasonable percentage of the cohort (64%) appeared to have consumed the recommended levels, was fruit and vegetables (Table 4).
Similarly, at least 17 women appeared to have consumed alcohol during their reference age, but did not report drinking on the FFQ.
--In Louisiare children are being taught that the so-called "presence" of the Loch Ness monster, which only seems to appear if you've have consumed the entire contents of a particularly powerful bottle of Single Malt Scotch, proves that dinosaurs co-exist with humans.
