Among the following, which one is the least water-efficient crop?

Consider the following statements:

Statement 1:

The United Nations Capital Development Fund (UNCDF) and the Arbor Day Foundation have recently recognized Hyderabad as the 2020 Tree City of the World.

Statement 2:

Hyderabad was selected for recognition for a year following its commitment to grow and maintain the urban forests.

which one of the following is correct in respect of the above statements?

‘Triclosan’, considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

How is permaculture farming different from conventional chemical farming?

1. Permaculture farming discourages monocultural practices but in conventional chemical farming, monoculture practices are predominant.

2. Conventional chemical farming can cause an increase in soil salinity but the occurrence of such phenomenon is not observed in permaculture farming.

3. Conventional chemical farming is easily possible in semi-arid regions but permaculture farming is not so easily possible in such regions.

4. Practice of mulching is very important in permaculture farming but not necessarily so conventional chemical farming

Select the correct answer using the code given below.