What plants do many insects tend to attack
A: Quiet plants.
B: Well-watered plants.
C: Healthy plants.
D: Thirsty plants.
A: Quiet plants.
B: Well-watered plants.
C: Healthy plants.
D: Thirsty plants.
举一反三
- Questions 19 to 21 are based on passage 3-2._____ A: Plants cannot see. B: Plants are invisible. C: Human beings cannot recognize certain species of plants. D: Plants are damaged rather than protected by human beings.
- For what purpose did the young couple start the organization A: To make profits by selling seeds from rare plants. B: To set up a museum of plants passed down within families from Europe. C: To run a farm growing rare plants. D: To preserve seeds of rare plants.
- What resource plants do you know from this course?A. Grain plants, energy plants B. Aromatic plants C. Medicinal plants, drug plants D. Industrial plants and enviromrntal protection plants A: Grain plants, energy plants B: Aromatic plants C: Medicinal plants, drug plants D: Industrial plants and enviromrntal protection plants
- What resource plants do you know from this course? A: Grain plants B: Energy plants C: Medicinal and drug plants D: Environmental protection and industrial plants
- Is the COD reduction way in this study meaningful for iron and steel manufacturing plants? A: Yes, because treatment method could be widely used. B: Yes, because treatment method could be some specific plants. C: No, because treatment method could be widely used. D: No, because treatment method could be some specific plants.