Subject: Climate change and desertification 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: United Nations Convention to Combat Desertification (UNCCD) 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Desertification 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Semi-desert 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Climate illustration 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Threat to environmental security 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Desert purification 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Arid regions 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Overexploitation of land 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Desert climate 24 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: GCC Environment Cooperation 11 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Climate indicators 17 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Desert geomorphology 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Land surface model 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Integrated land management 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Land use and land degradation 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.