Methods of preserving food :
- Using salt
- Drying
- Using chemical preservatives
- Keeping in cold conditions
Answer:
Sleep
Explanation:
It is the state in which the consciousness is altered and is characterised by the following feature
- Reduced muscular activity
- The response to the outer stimuli is decreased
- There is stage of rapid eye movement in the deep sleep
During sleep, there are different changes that occur in the body such as decrease in blood pressure ,changes in the brain activity ,change in the breathing rate and body temperature.
The amount of sleep needed by an individual changes as the body ages , for example a baby needs more sleep than the adult ,who needs 6-8 hours per day to function properly .
Better robots and that are not very expensive. an easier way for salt water change into fresh water fasting without so much money. <span />
Answer and explanation:
Following points should be kept in mind while doing or observing CPR.
1)Rate should be 100-120 compressions per minute.
2)Compression depth should be atleast 2 inches.
3)Push hard and fast.
4)Interruptions of almost 10 seconds
5)Give effective breaths to make the chest rise.
6)Ventilation.
It is fibers. The bundles of fibers are surrounded by a tissue inside the cell.
Hope I helped
