Directory Biology Papers
IB IBO May 2025 0 Total Marks

QP-202505-Biology-P1A(TZ2)-HL

40 questions in this paper. Sign in to the PaperAce App to view mark schemes and download high-resolution A4 PDFs.

Questions in this Paper

Question 1
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Question 2
#cell #biology #biological #molecules #nucleic #acids #genetics
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Question 3
#cell #biology #biological #molecules
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Question 4
#biological #molecules
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Question 5
#biological #molecules #enzymes #photosynthesis #respiration
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Question 6
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Question 7
#photosynthesis #respiration
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Question 8
#biological #molecules #photosynthesis
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Question 9
#nucleic #acids #genetics
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Question 10
#biological #molecules #nucleic #acids #genetics
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Question 11
#cell #biology #biological #molecules
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Question 12
#cell #biology #biological #molecules #nervous #system
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Question 13
#nucleic #acids #genetics
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Question 14
#cell #biology #biological #molecules #transport #in #cells
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Question 15
#cell #biology #biological #molecules #transport #in #cells
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Question 16
#cell #biology #cell #division #nucleic #acids #genetics
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Question 17
#cell #biology #nervous #system
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Question 18
#biological #molecules #circulation #gas #exchange #respiration
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Question 19
#cell #biology #cell #division #nucleic #acids #genetics
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Question 20
#cell #division #biological #molecules #nucleic #acids #genetics #explain #describe
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Question 21
#nucleic #acids #genetics #evolution #classification #ecology
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Question 22
#cell #biology #biological #molecules #nucleic #acids #genetics #evolution #classification
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Question 23
#cell #biology #circulation #gas #exchange
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Question 24
#plant #transport #calculate
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Question 25
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Question 26
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Question 27
#circulation #gas #exchange #immunity #disease
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Question 28
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Question 29
#nucleic #acids #genetics #evolution #classification #reproduction
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Question 30
#cell #biology #cell #division #nucleic #acids #genetics #reproduction
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Question 31
#nucleic #acids #genetics
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Question 32
#nucleic #acids #genetics
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Question 33
#evolution #classification
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Question 34
#nucleic #acids #genetics #evolution #classification
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Question 35
#ecology #biomes
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Question 36
#biological #molecules
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Question 37
#photosynthesis #respiration #calculate
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Question 38
#nucleic #acids #genetics #evolution #classification #reproduction
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Question 39
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Question 40
#ecology #circulation #gas #exchange
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