B2 OCR understanding our environment 5.0 / 5 based on 1 ratingTeacher recommended ? ScienceEnvironmental changeGCSEOCR Created by: JackCreated on: 18-05-13 12:20 53284916 Across 1. What is the process of grouping organisms called? (14) 2. How can nitrogen from the air be directly turned into nitrates in the soil? (2, 9) 4. Whats ambergris used for from a whale? (8) 5. What part of a whale is used for tennis rackets? (3, 6) 6. What are the feeding levels called? (7, 6) Down 2. What way is Carbon dioxide removed from the atmosphere? (2, 14) 3. What is spermacetti used for from a whale? (4, 5, 7, 3) 8. Is nitrogen reactive or unreactive? (10) 9. Who came up with the theory of natural selection? (7, 6)
GCSE OCR 20th Century Science: Unit 4: Ideas in Context: To cull or not to cull? / Cleaning up the Marshall Islands / Call to ban food colourings 0.0 / 5
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