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Câu hỏi:
Which of the following is NOT given as an advantage of using biological agents over chemical herbicides?
- A. They are less likely to destroy desirable plants.
- B. They are safer for workers.
- C. They are more easily available.
- D. They do not have to be used as often.
Lời giải tham khảo:
Đáp án đúng: C
Kiến thức: Đọc hiểu
Giải thích:
Điều nào sau đây KHÔNG được đưa ra như một lợi thế của việc sử dụng các tác nhân sinh học so với thuốc diệt cỏ hóa học?
A. Chúng ít có khả năng diệt các loại thực vật theo mong muốn.
B. Chúng an toàn hơn cho công nhân.
C. Chúng có sẵn hơn.
D. Chúng không phải được sử dụng thường xuyên.
Thông tin:
- They can be chosen for their ability to attack selected targets and leave crops and other plants untouched.
(Các tác nhân sinh học được chọn để dùng vì khả năng tấn công vào những mục tiêu đã được lựa chọn và trừ ra các cây được trồng và các cây khác mà chúng không chạm vào.)
- Furthermore, a number of biological agents can be administered only once, after which no added applications are needed.
(Thêm vào đó, nhiều chất sinh học có thế được dùng chỉ một lần, sau đó không cần thêm việc xử lý nào nữa.)
- The biological agents now in use are environmentally benign and are harmless to humans.
(Các tác nhân sinh học thì thân thiện với môi trường và vô hại với con người.)
Chọn C
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Hướng dẫn Trắc nghiệm Online và Tích lũy điểm thưởng
CÂU HỎI KHÁC
- What is this passage primarily about?
- According to the passage, biological agents usually consist of _________.
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- The word toxic in line 3 means _________.
- A dad can be very useful for (5) ______ you in the car to and from parties, music and dancing lessons.
- He is the one who (6) ______ about the time you spend talking on the phone
- Dad is someone who will support you in a(n) (7) ______ , if he believes you to be right.
- He is someone who reads your school (8) ______ and treats if it is good.
- Pick out the word whose underlined part is pronounced differently from that of the other words: used, reduced, developed, introduc
- Pick out the word whose underlined part is pronounced differently from that of the other words: attire, diversity, unite, unique
- Choose the word that has the main stress placed differently from that of the others: smartphones, newspapers, magazines, messages
- Choose the word that has the main stress placed differently from that of the others: bronchitis, biomass, replenish, organic
- Find the mistake: None of the children wants (A) to be in the group that has (B) to stay inside because everyone&nb
- Find the mistake: Although (A) they reflect a strong social conscience, Arthur Miller’s stage works are (B) typical (C
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- Some chemicals can be used for cleaning surfaces ______ they affect the air quality and cause health problems.
- Green technology uses ______ resources that are never depleted. It also creates eco-friendly products.
- The mass media are means of ______, such as books, newspapers, recordings, radio.
- We should use renewable resources ______ they are never depleted.
- Minh apologized ______ his teacher for the late submission of his essay.
- Everyone in his house can now read the news on their ______ devices.
- My grandfather was ______ up in France, so he could speak French very well
- The lung cancer mortality rate ______ six-fold in males when mass media ______ covering the health risks of smoking.
- It is a good TV pragramme that brings science to the ______.
- She has a remarkable ability to ______ with a wide variety of people.
- It takes ______ and hard work to achieve your goal.
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- I ______ my teeth when I ______ dinner.
- I got a huge surprise last week. My cousin from Australia arrived on my doorstep, completely ______.
- I woke up late for my interview because I ______ about it all night and didn’t get much sleep.
- His parents insisted that he ______ a job and settle down in a big city.
- Given the rapid growth of our population, there is a ______ need to impove our infrastructure.
- The ______ he is, the more miserable he gets.
- A mountain-climber needs to be cool-headed and ______.
