Across
- 2. is an organic compound of formula n, consisting of a linear chain of several hundred to several thousand linked.
- 6. to change in form, appearance, or structure, metamorphose.
- 9. it is a major group of living organisms, such as trees, flowers, herbs, shrubs, weeds, et.
- 12. an entity capable of carrying on life functions.
- 14. is the ability to do work, It may exist in kinetic, thermal, electrical, chemical, or other forms.
- 15. it is the smallest part of a substance that retains the chemical and physical properties of a substance.
- 16. an animal that feeds on plants.
- 17. is a simple sugar with the molecular formula C₆H₁₂O₆.
- 18. an atom is the smallest unit of ordinary matter that makes up a chemical element.
- 19. is a chemical element with the symbol C and atomic number 6.
- 20. is the brittle or crumbly surface layer that covers the Earth's surface.
Down
- 1. is any substance that is consumed to provide nutritional support to an organism.
- 3. is any natural space and what it contains living organisms, plants, animals, or non-living materials.
- 4. is plant materials used as biofuels.
- 5. an animal that feeds on flesh.
- 7. is a molecule consisting of two chains of polynucleotides wrapped around each other.
- 8. is a polymeric carbohydrate composed of glucose units.
- 10. energy it is the quantitative property that must be transferred to an object.
- 11. are large biomolecules and macromolecules consisting of one or more long chains of amino acid residues.
- 12. is the chemical element with the symbol O and atomic number 8.
- 13. it is the basic structural and functional unit of living organisms.