A group opens its report on canteen nutrition with a section gathering what earlier studies already showed. What does that section mainly contribute?

Anton's section reads: "We asked 60 students what they ate at recess. Most chose fried snacks. Our tally shows this on four days out of five." Is this doing a literature review's work?

A paragraph gives one study, then a second, then a third. Each sentence stands alone and none is compared with another. What is the paragraph missing?

A literature review reports what other researchers have already found about the question the report asks.

Which sentence belongs in a literature review rather than in a report of the writers' own findings?

A section on plastic waste opens with three sentences on when plastic was invented and how it is made. No study is named. What is the problem?

A review of studies on commuting time ends: "None of these studies looked at students who travel by boat." What is that closing sentence doing?

Extract: "Two studies of screen time and sleep disagree. Ocampo found later bedtimes; Bautista found none. Bautista's group used weekend data only." What does the last sentence add?

In a report on flood preparedness, which question does the literature review answer?

Marisol's section argues, naming no study, that phones should be switched off at night because she believes sleep matters most. Is it doing a literature review's work?

Which paragraph shape shows synthesis rather than a run of summaries?

Review paragraph: "Earlier work reports rising cloudiness in the river after storms. Salazar links this to cleared banks. Our own samples last March were cloudier than tap water." Which sentence does not belong?

A teacher says a good literature review lets a reader see the conversation that the new study joins. Which sentence best does that?

Why does a literature review name the researcher behind each finding it reports?

Kip groups eight studies of part-time work and grades into those finding a drop, those finding none, and those finding a drop only past long hours. Is this a literature review?

Which sentence belongs in the review of earlier work rather than in the closing discussion?

A section reads: "Many studies exist on urban heat. Researchers have written a great deal about it. The topic is widely discussed." What is missing?

A group's review shows that every study it read on sleep habits used college students. How does that help the group's own question?

Extract: "Three studies of screen time disagree. Rather than pick one, the writers note that all three measured different age groups." What are the writers doing?

Which of these is not part of what a literature review contributes?