Across
- 5. Atmospheric condition, including temperature, precipitation, wind, and humidity, in a particular location over a period of time, such as a day or a week.
- 6. A tough, flexible tissue that lines joints and gives structure to the nose, ears, larynx, and other parts of the body.
- 8. It is specialized structure developed for sexual reproduction.
- 10. The environmental factor the cause cancer
- 11. Very small
- 13. A mass of cell that continue to grow and divide without any obvious function in the body.
- 15. A fibrous connective tissue that attaches bone to bone, and usually serves to hold structures together and keep them stable
- 16. The cells that make up this tissue produce a thin layer of wax which can keeps the leaf from drying out
- 20. Starting the process of breaking down food.
- 21. Invisible rays that are part of the energy that comes from the sun.
- 23. It is made up of one or more separate roots.
- 24. The phase of the cell cycle during the cell performs its normal function and its genetic material is copied in preparation for cell division.
- 25. It is made up tissues specialized for the transportation of water, minerals, and nutrients throughout the planet.
- 28. It is a colorless, odorless reactive gas comprised of three oxygen atoms.
- 29. A structure found inside cells that is involved in making proteins.
- 31. The smallest type of blood vessel.
- 32. A fist-sized organ that pumps blood throughout your body.
- 35. The muscular tube through which food passes from the throat to the stomach.
- 36. Hold food and churn it to continue the process of digestion
- 38. The third phase of mitosis, in which the centromere splits and sister chromatids separate into daughter chromosomes, and each moves toward opposite ends of the cell.
- 40. The sun and fire are two examples
Down
- 1. Vascular tissue in plants that transports water and dissolved minerals from the roots to the leaves and stems of the plant.
- 2. The process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.
- 3. A chemical that plants use to photosynthesize
- 4. Tiny sac of air in the lungs that is surrounded by a network of capillaries.
- 7. The way in which heat is trapped close to Earth's surface by “greenhouse gases.”
- 9. The movement of molecules from an area of their higher concentration to an area of their lower concentration.
- 12. A structure in the cell nucleus made up of a portion of the cell's DNA, condensed into a structure that is visible under a light microscope.
- 14. The usual pattern of weather in a region over a long period of time.
- 16. It is anything that absorbs more carbon from the atmosphere than it releases
- 17. It is colourless gas that occurs abundantly in nature and as a product of certain human activities.
- 18. The whole mass of air surrounding the earth
- 19. It refers to the energy contained within a system that is responsible for its temperature.
- 22. A long, U-shaped tube that connects larynx to lungs.
- 26. It supports the branches, leaves, and flowers and provides a way to transport materials.
- 27. The first stage of mitosis, in which the chromosome become visible and the nucleus membrane dissolves.
- 30. A large airway that leads from the trachea to a lung.
- 33. A cell that contain a nucleus and other organelles, each surrounded by a thin membrane.
- 34. The special openings in the leaf surface that allowed gas to enter and exit
- 37. Vascular tissue in plants transport dissolved food materials and hormones throughout the plant
- 39. The organ inside the head that controls all body functions of a human being.