France and Britain requested the urgent meeting as the Syrian government sent militias as reinforcements to the rebel enclave and heavy airstrikes battered key towns.
Humanitarian aid workers arrived in the Yemeni capital of Sanaa on Saturday, after a nearly three week blockade by the Saudi-led military coalition, an official at the UN's World Food Programme (WFP) said.
The Foreign Minister said that raising funds and aid is of no use, unless aid is delivered to the right beneficiaries.
A.H. Mahmood Ali met Western and Arab diplomats and the heads of UN agencies based in Bangladesh to seek support for a political solution and humanitarian aid for the Rohingya.
Russian Foreign Minister Sergei Lavrov on Monday rejected his German counterpart's call for a ceasefire longer than the current three hours daily to allow humanitarian aid into the Syrian city of Aleppo.
The United Nations will ask the Syrian government on Sunday to approve air drops and air lifts of humanitarian aid to besieged areas, UN aid chief Stephen O'Brien told the Security Council, according to diplomats in the closed door meeting on Friday.
The European Union is proposing increased humanitarian aid for Greece, where more than 20,000 refugees and migrants are stuck after borders were tightened along the Balkans preventing them from trekking north to wealthier parts of Europe.