Suggest two ways of reducing this effect?

Suggest some ways to reduce the use of plastic materials.

Name the two ways of preventing diseases.

Suggest tow types of treatment for reducing transpiration in plant in a field.

There is pentagonal shaped park as shown in the figure. For finding its area Jyoti and Kawita divided it in two different ways. Find the area of this park using both ways. Can you suggest some other way of finding its area?

People of which age group are move vulnerable to incidence of infection of STDs? Suggest three ways of preventing STDs.

Enlist the steps involved in inbreeding of cattle. Suggest two disadvantages of this practices.

Suggest two features of plants that will prevent insect and pest infestation.