English, 12.04.2021 19:20 smarcalli6457

17 What is the best summary of the article? A Concrete is a popular material, but it can develop cracks over time. Microbiologist Hendrik
Jonkers believes that adding bacteria to concrete can help remedy this problem and
provide savings for the construction industry.
B Hendrik Jonkers, a Dutch microbiologist, noticed that concrete cracks over time. He
decided to add bacteria to concrete to make a substance called bioconcrete. The bacteria
are placed inside plastic capsules that are mixed into wet təncrete.
C A Dutch microbiologist named Hendrik Jonkers became interested in investigating how
bacteria might be applied to concrete to fill cracks in concrete caused by water. He
developed a self-healing bioconcrete that works to make concrete more durable.
D Microbiologist Hendrik Jonkers wondered if concrete could repair itself in the same way
that human bones do. He developed bioconcrete, which was used to build a lifeguard
station near a lake in the Netherlands and repair an irrigation system in Ecuador.

Answers: 3

Show answers

Other questions on the subject: English

English, 21.06.2019 18:00, smarcelle

In marigolds, which character can be described as having a laugh so loud that the great oak seemed to laugh with it?

Answers: 3

continue

English, 21.06.2019 23:50, thomasmurphy200

0313hethis excerpt was written by olaudah equiano, anwhat is the primary purpose of this passage? enslaved african who was taken to barbados. read thepassage, then answer the question. o to create sympathy for enslaved workerstheir huts, which ought to be well covered, and the place ! o to demonstrate a typical day of labor on a plantationdry where they take their little repose, are often opensheds, built in damp places, so that when the pooro to compare the living conditions of plantationowners and enslaved workerscreatures return tired from the toils of the field, theycontract many disorders, from being exposed to theto show ways housing on plantations could havedamp air in this uncomfortable state. been improved-sugar changed the world, marc aronson and marina budhosintrodone

Answers: 3

continue

English, 22.06.2019 06:00, MSSTEALYOGURL3757

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above

Answers: 1

continue

English, 22.06.2019 06:00, tamiawilliams3pe55hs

Although alice walker published a number of essays, poetry collections, and stories during the 1970s, her third novel, the color purple, ) which was published in 1982, brought her the widest acclaim in that it won both the national book award as well as the pulitzer prize (b) published in 1982, bringing her the widest acclaim by winning both the national book award and the pulitzer prize (c) published in 1982, brought her the widest acclaim, winning both the national book award and the pulitzer prize (d) was published in 1982 and which, winning both the national book award and the pulitzer prize, brought her the widest acclaim (e) was published in 1982, winning both the national book award as well as the pulitzer prize, and bringing her the widest acclaim

Answers: 2

continue

You know the right answer?

17 What is the best summary of the article? A Concrete is a popular material, but it can develop cr...