A.It can be more productive yet require less water.
B.It will be taller and stronger.
C.It will have less leaves and more productivity.
D.It will require less water and fertilizer.
A.It is more accurate than traditional methods.
B.It saves time compared with researches conducted in the filed.
C.It can provide many data.
D.It needs less space compared with researches done in the field.
A.A more productive soybean is found to solve the future food shortages.
B.Scientists have done many researches to deal with food shortages.
C.Soybeans are the only solution to solve the food shortages.
D.There will be a great food shortage in 2050.
A.Conservationists are strongly in favour of the development of "ecotourism" industry.
B.It is found that some wild species could be badly affected by over contact with people.
C.The huge growth of global ecotourism industry has a very bad effect on the environment.
D.Ecotourism is good for encouraging people to protect endangered wild species.