Slime moulds (acrasiomycota) are protoctists. they feed on decaying organic matter, bacteria and protozoa.
i. detritivore
ii. autotroph
iii. heterotroph
a. i only
b. i and ii only
c. i and iii only
d. i, ii and iii

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles

Regarding most of the narrator’s story, which word best describes the tone?