List two desirable traits for fodder crops.

While selecting a breed of crop,which characteristics of the crop are to be taken into account by the farmers?

The preventive and control measures which are used before grains are stored for future use include:

The number of dengue cases has increased in Sana's village in the last one year. She read in her textbook that diseases like dengue spread through mosquitoes which breed in stagnant water. She immediately suggested to her friends that they should kill the mosquitoes in water bodies in the locality. They also took the help of the nearest municipal office.
$(a)$ Which preventive measures do you suggest for the prevention of such diseases caused by mosquitoes? Mention any two measures.
$(b)$ Which values are displayed by Sana in taking this initiative?
$(c)$ Suggest one school activity to promote such values in school students.

The housing, nutritional and environmental requirements of broilers are somewhat different from those of egg layers.

Which of the following is raised as food for the livestock?