Grammar

😱

100

Uh-oh🙃

-100

200

Double!!(+400 for correct answers and -400 for incorrect answers):

As urban development expands, native pollinator species have ______, threatening the stability of local ecosystems.

A. NO CHANGE (bailed out)

B. bounced back

C. vanished

D. hit the hay

C.

300

Edit:

Carbon can not only react with oxygen in a combustion reaction and also react with copper oxide.

And also➡️but also

400

Not only the archival team cataloged the deteriorating parchment manuscripts, but they also secured philanthropic grants for climate-controlled display refurbishment.

Not only the archival team cataloged → Not only did the archival team catalog

500

Edit + True/False:

Independent events can happen simultaneously in a trial, the amount of choices change the final result of calculations.

Change➡️changes

True; only mutually exclusive events cannot happen at the same time.

🤫

100

Edit + True/False
Neither heat nor temperature flow within an object.

Flow➡️flows

False; temperature can never flow, but heat can flow within an object from the hotter part to the colder part by conduction and convection.

200

Uh-oh🙃

-200

300

The thermal conductivity of aerogel is drastically lower than conventional ceramic insulation, making it ideal for spacecraft re-entry shielding.

than conventional ceramic insulation → than that of conventional ceramic insulation

400

Edit(2 mistakes):

Fewer heat is released by a substance of high specific heat capacity.

Fewer➡️less

high➡️low

500

A seasoned orchestral conductor is as skilled at balancing ensemble dynamics if not more skilled than novice conductors navigating complex symphonic scores.

as skilled at balancing ensemble dynamics if not more skilled than → as skilled at balancing ensemble dynamics as if not more skilled than

😭

100

The climatologist was preoccupied ______ recalibrating decades of ocean temperature datasets amid conflicting buoy readings.

A. with  B. by  C. in  D. for

1. A

200

Edit (2 mistakes):

Many students confuse the chemical affect of carbon‑reduction reactions and think the mass of reactants after electrolysis of water is different from the products, which violates mass‑conservation law.

Affect➡️effect

Add “that of” before “the products”

300

Surprise!!

+300

400

 If the engineering team had refined the turbine blade alloy earlier, they ______ surpassed industry efficiency benchmarks last fiscal quarter.

A. could of  B. might of  C. would have  D. would of

C

500

Edit(2 mistakes):

In the electrolysis of water, which is a combination reaction, the volume of hydrogen gas is as twice big as oxygen gas.

As twice➡️twice as

combination➡️decomposition

🤡

100

Conservation biologists remain skeptical ______ claims that invasive carp can be eradicated without disrupting freshwater food webs entirely.

A. for  B. of  C. to  D. on

B

200

 The monarch commissioned sprawling summer palaces to ______ their extravagant architectural aspirations over successive reigns.

A. comfort  B. gratify  C. relieve  D. entertain

B

300

Double!!(+600 for correct answers and -600 for incorrect answers):

My favorite neighborhood snack spots have ______ lately, so I’ve had to travel farther to grab my usual treats.

A. NO CHANGE (ceased operations permanently)

B. hit the road

C. undergone commercial downsizing

D. experienced long-term closure

B.

400

Edit:

There is few energy released during the electrolysis of water.

Few➡️little

released➡️absorbed((+400 if correct)

500

Rewrite the two sentences into one with less…than, fixing the implicit comparison mismatch:

The shelf stability of artisanal fermented sauces is limited by natural bacterial activity. Mass-produced shelf-stable condiments have far longer unrefrigerated shelf lives.

The shelf stability of artisanal fermented sauces is less extensive than that of mass-produced shelf-stable condiments, whose unrefrigerated shelf lives are far longer.

🤩

100

Surprise!!

+100

200

Edit:

Not only doing work can increase thermal energy, but heat transfer can also do.

Add “do” between “not only” and “doing”

thermal energy➡️internal energy (+200 if correct)

300

Edit:

Many students claim the growth speed of exponential functions is as fast than quadratic functions.

As fast than➡️as fast as

400

 The robotics lab prevailed ______ securing a multimillion-dollar grant for soft robotics prototype development.

A. to  B. at  C. in  D. for

C

500

Edit(2 mistakes):

Neither radiation nor conduction require physical contact.

Require➡️requires

conduction➡️convection