12. A bacterial infection that affects the nervous system is .

13. Substances that burn or destroy tissue by chemical reaction are .

14. While trimming hooves, it is important to not cut the , which is the
soft growing part under the nail or outer hoof.

15. A method of shearing around the dock, crotch and udder before lambing
is .

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.