Practice mode / Biology Diagnostic How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid? A Option A: 1 B Option B: 2 C Option C: 3 D Option D: 6 Correct answer C. 3 Show answer Report a problem How we write and check questions
Question 01 / Biology Diagnostic Which of the following is the empirical formula of chlorophyll b? A Option A: C55H70O5N4Mg B Option B: C55H72O6N4Mg C Option C: C55H70O6N4Mg D Option D: C55H72O5N4Mg Correct answer C. C55H70O6N4Mg Show answer Open question
Question 02 / Biology Diagnostic Which of the following occurs in anaerobic respiration but not in aerobic respiration? A Option A: Release of CO2 B Option B: Reduction of NAD C Option C: Formation of ATP D Option D: Production of ethanol from acetaldehyde Correct answer D. Production of ethanol from acetaldehyde Show answer Open question
Question 03 / Biology Diagnostic The unicellular organisms ingest large molecules into their cytoplasm from the external environment without previously digesting them. This process is called? A Option A: Diffusion B Option B: Osmosis C Option C: Phagocytosis D Option D: Plasmolysis Correct answer C. Phagocytosis Show answer Open question
Question 04 / Biology Diagnostic The one which is present in all living things? A Option A: Cell nucleus B Option B: DNA or RNA C Option C: Cell membrane D Option D: Vacuole Correct answer B. DNA or RNA Show answer Open question
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