Post category:Everyday Science Mcqs Post comments:0 Comments The source of oxygen in photosynthesis is _____. A. water B. salts C. minerals D. glucose Read more articles Previous PostThe gas, commonly known as “laughing gas”, is ____. Next PostThe instrument used to measure wind speed is____. You Might Also Like The total number of Cingula in each dentition is_______________? June 11, 2021 Which of the following animal who has no Brain? June 29, 2020 A device which converts chemical energy into electrical energy is called _____. March 9, 2022 The time takes by Sunlight to reach the earth is ___________? September 5, 2020 Mitochondria contain their own supply of_____. March 10, 2022 1 light year = ? March 9, 2022 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ