Safety in our environment questions | form one Biology

Define the following

• First  aid
• First aid kit

Answer / Solution

A. First aid is a help offered to a sick or an injured person before seek for medical treatment.

B. First aid kit is a box containing a collection of tools used to provide first aid.

Outline the impotance of giving first aid

Answer / Solution

The following are the importance of giving first aid

1. First aid reduces pain to an injured or sick person
2. First aid saves life.

Most of the people in Mtkuja village dispose their wastes randomly without taking any precaution.

• State the effects of this habit to their health.
• Briefly explain how you would advise them on proper ways of disposing their wastes.

Answer / Solution

.A.The following are the effect of poor waste disposal.,

Poor waste disposal has many effects , that range from environmental as well as the living organisms. The following are among the effects of poor waste disposal:

  Water pollution: Poorly disposed waste materials may contaminate surface water, (water bodies like lakes, rivers etc.)  which make water unsafe to used and this kills organisms that obtain habitat in water bodies.

   Land pollution: Some solid and liquid wastes  ( chemical substances), leads to change in soil characteristics which affects the soil productivity (agricultural) and loss of different species of organisms living on/ in soil.

   Air pollution: Most of waste products stinks , if poorly disposed they cause bad smells over the area leading to air pollution.

   Eruption of diseases: Poor waste disposal leads to eruption of diseases like cholera, typhoid and other many infectious diseases.

   Therefore  among the effects of poor waste disposal are water pollution, air pollution , land/ soil pollution and eruption of diseases.

B.Proper ways of waste disposal,

1. Incineration: Is the method of waste treatment that involve waste combustion.
2. Recycling: Is the process of turning waste materials into new useful products.
3. Compositing: Is the process of harnesting the natural decay of waste materials especially organic wastes
4. Landfills: Is the method of waste disposal in which wastes are treated by burying them.

The two non-hazardous house hold, solid waste,

• Food and packaging materials
• Feces and urine
• Water from sinks and washbasin
• Plastics and glass

Answer / Solution

C[ Plastics and glass ]

Mention components of the first aid kit.,

Answer / Solution

The following are some components of the first aid kit:

1. A pair of scissors
2. Razor blades
3. Pain killers like aspirin
4. bandages
5. Ointment
6. Cotton wool
7. Safety pins
8. Spirit