TOPIC 19
Across
- 1. PLANTS THAT ARE GROWN FOR FOOD
- 3. LIFE PROCESS THAT BUILDS DRY MASS
- 8. EFFECT CAUSED BY CERTAIN GASES THAT ADDS TO GLOBAL WARMING
- 10. GETS ITS ENERGY FROM EATING OTHER ANIMALS
- 11. HOW MOST ENERGY IS LOST TO THE SURROUNDINGS
- 13. PRIMARY CONSUMER EG COW
- 15. TYPE OF ACID USED TO MAKE PROTEINS
- 16. CONSUMER THAT EATS CARNIVORES
- 19. GETS ITS ENERGY FROM DEAD OR WASTE ORGANIC MATERIAL
- 21. GAS PRODUCED BY COWS DIGESTING GRASS
Down
- 2. CONVERTS LIGHT ENERGY TO CHEMICAL ENERGY
- 4. SHAPE THAT CAN SHOW BIOMASS OR NUMBERS IN A FOOD CHAIN
- 5. CHEMICAL THAT WOOD IS MADE OF
- 6. PROCESS INVOLVING CHLOROPHYLL
- 7. PROCESS BY WHICH ORGANIC MATERIALS ARE BROKEN DOWN
- 8. MONOSACCHARIDE USED BY CELLS FOR ENERGY
- 9. LEVEL POSITION OF AN ORGANISM IN A FOOD CHAIN
- 12. PROCESS THAT RELEASES ENERGY
- 14. TYPE OF ENERGY USED BY GREEN PLANTS
- 17. PERCENTAGE OF ENERGY RETAINED IN ORGANISMS
- 18. INTERLINKED FOOD CHAINS
- 20. CHEMICAL ELEMENT THAT CYCLES THROUGH ECOLOGICAL SYSTEMS