With answers
The Lion Light system, developed by Kenyan inventor Richard Turere, consists of LED lights installed around the perimeter of livestock pastures. Powered with the blinking LEDs keep lions away at night, thus protecting the livestock without risking harm to the endangered lions.
Which choice completes the text so that it conforms to the conventions of Standard English?
energy collected, by solar panels, during the day
energy collected by solar panels during the day
energy, collected by solar panels during the day,
energy collected by solar panels during the day,
The more diverse and wide ranging an animal’s behaviours, the larger and more energy demanding the animal’s brain tends to be. from an evolutionary perspective, animals that perform only basic actions should allocate fewer resources to growing and maintaining brain tissue. The specialized subtypes of ants within colonies provide an opportunity to explore this hypothesis.
Which choice completes the text with the most logical transition?
Subsequently,
Nevertheless,
Besides,
Thus,
Bengali author Toru Dutt’s A Sheaf Gleaned in French Fields (1876), a volume of English translations of French poems, scholars’ understanding of the transnational and multilingual contexts in which Dutt lived and worked.
Which choice completes the text so that it conforms to the conventions of Standard English?
has enhanced
have enhanced
are enhancing
enhance
When a plant in Seattle, Washington was redesigned for more natural light, the company was able to enjoy annual electricity cost reductions of $500,000 each year.
Choose the answer to replace the underlined section that most effectively improves the quality of writing.
NO CHANGE
per year
every year
DELETE the underline portion and end the sentence with a period
Hegra is an archaeological site in present-day Saudi Arabia and was the second largest city of the Nabataean Kingdom (fourth century BCE to first century CE). Archaeologist Laila Nehme recently traveled to Hegra to study its ancient into the rocky outcrops of a vast desert, these burial chambers seem to blend seamlessly with nature.
Which choice completes the text so that it conforms to the conventions of Standard English?
tombs. Built
tombs and built
tombs, built
tombs built
The Progressive Era in the United States witnessed the rise of numerous Black women’s clubs, local organizations that advocated for racial and gender equality. Among the clubs’ leaders Josephine St. Pierre Ruffin, founder of the Women’s Era Club of Boston.
Which choice completes the text so that it conforms to the conventions of Standard English?
was
are
were
have been
Circadian rhythms, which are controlled by the bodies biological clock, influence body temperature, hormone release, cycles of sleep and wakefulness, and other bodily functions.
Choose the answer to replace the underlined section that most effectively improves the quality of writing.
NO CHANGE
body’s biological clock
bodies’ biological clock
bodys biological clock
When external forces are applied to common glass made from silicates, energy builds up around minuscule defects in the material, resulting in fractures. Recently, engineer Erkka Frankberg of Tampere University in Finland used the chemical to make a glassy solid that can withstand higher strain than silicate glass can before fracturing.
Which choice completes the text so that it conforms to the conventions of Standard English?
compound, aluminum oxide
compound aluminum oxide,
compound, aluminum oxide,
compound aluminum oxide
Journalists have dubbed Gil Scott-Heron the “godfather of rap,” a title that has appeared in hundreds of articles about him since the 1990s. Scott-Heron himself resisted the godfather feeling that it didn’t encapsulate his devotion to the broader African American blues music tradition as well as “bluesologist,” the moniker he preferred.
Which choice completes the text so that it conforms to the conventions of Standard English?
nickname, however
nickname, however;
nickname; however,
nickname, however,
After the United Kingdom began rolling out taxes equivalent to a few cents on single-use plastic grocery bags in 2011, plastic-bag consumption decreased by up to ninety taxes are subject to what economists call the “rebound effect”: as the change became normalized, plastic-bag use started to creep back up.
Which choice completes the text so that it conforms to the conventions of Standard English?
percent, such
percent and such
percent such
percent. Such
Studies have shown that employees are happier, healthier, and more productive when they work in a temperature-controlled environment.
Choose the answer to replace the underlined section that most effectively improves the quality of writing.
healthy, and more
healthier, being more
NO CHANGE
healthier, and they are more
Archaeologist Sue Brunning explains why the seventh-century ship burial site at Sutton Hoo in England was likely the tomb of a king. First, the gold artifacts inside the ship suggest that the person buried with them was a wealthy and respected leader. the massive effort required to bury the ship would likely only have been undertaken for a king.
Which choice completes the text with the most logical transition?
Instead,
Specifically,
Still,
Second,
The life spans of rockfish vary greatly by species. For instance, the colorful calico rockfish (Sebastes dalli) can survive for a little over a the rougheye rockfish (Sebastes aleutianus) boasts a maximum life span of about two centuries.
Which choice completes the text so that it conforms to the conventions of Standard English?
decade: while
decade; while
decade. While
decade, while