1) According to the February 2025 data, how many social media user identities are there globally? a) 4.82 billion b) 5.24 billion c) 6.15 billion d) 5.50 billion 2) What is the quarter-on-quarter percentage change in social media user identities? a) +0.5% b) +1.2% c) +4.1% d) -0.3% 3) What is the average daily time spent using social media according to the data? a) 1 hour 45 minutes b) 2 hours 21 minutes c) 3 hours 10 minutes d) 2 hours 45 minutes 4) What percentage of social media user identities are aged 18+ versus the population aged 18+? a) 75.3% b) 86.6% c) 94.2% d) 63.9% 5) What is the average number of social media platforms used each month? a) 5.2 b) 6.8 c) 7.5 d) 8.3 6) In May 2020, which social media app had the highest global monthly downloads on Android and Apple stores? a) Instagram b) Facebook c) TikTok d) Twitter 7) How many million downloads did TikTok achieve in May 2020? a) 65.4 million b) 72.8 million c) 80.2 million d) 58.9 million 8) What was Facebook's download count in August 2020? a) 31.4 million b) 22.1 million c) 38.5 million d) 25.7 million 9) By what percentage does grain yield decline for every 1°C increase in average daily temperature? a) 5% b) 7% c) 10% d) 15% 10) What is the projected decline in rice yield potential in the Philippines at the end of the century for a 4°C increase in temperature? a) 50% b) 65% c) 75% d) 85% 11) What is the projected annual cost of climate change on Philippine agriculture? a) Php 15 billion b) Php 26 billion c) Php 32 billion d) Php 40 billion 12) For each 1°C increase in minimum or night time temperature during the dry season, rice yield is reduced by up to: a) 5% b) 7% c) 10% d) 12% 13) What is the first step in the scientific method? a) Hypothesis b) Experiment c) Observation d) Question 14) In the scientific method cycle, what comes immediately after forming a hypothesis? a) Conclusion b) Experiment c) Result d) Observation 15) What percentage of social media user identities versus individuals using the internet is reported? a) 86.6% b) 94.2% c) 63.9% d) 45.4%

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