The primary objective of agricultural policy is to ensure food security, which means providing sufficient, safe, and nutritious food to all people at all times.

Land policy is not a type of agricultural policy. It is a broader policy that governs the use and ownership of land, including agricultural land.

Input policy in agriculture primarily focuses on providing subsidies for agricultural inputs, such as fertilizers, seeds, and machinery, to reduce the cost of production for farmers.

Agricultural planning plays a crucial role in achieving agricultural development by identifying and addressing the constraints to agricultural development, providing a framework for coordinating agricultural policies and programs, and facilitating the allocation of resources for agricultural development.

Strong opposition from vested interests is not a common challenge in implementing agricultural policies. Vested interests typically support agricultural policies that benefit them, rather than opposing them.

The impact of agricultural policies on agricultural productivity depends on the specific policy. Some policies, such as providing subsidies for agricultural inputs, can increase agricultural productivity, while others, such as imposing restrictions on farmers, can decrease agricultural productivity.

The impact of agricultural policies on the environment depends on the specific policy. Some policies, such as promoting sustainable agriculture, can have positive impacts on the environment, while others, such as encouraging unsustainable farming practices, can have negative impacts on the environment.

International cooperation in agricultural policy and planning plays a crucial role in sharing best practices and experiences, facilitating the coordination of agricultural policies and programs at the international level, and promoting the development of common agricultural policies and regulations.

Agricultural employment is not a common indicator used to measure agricultural development. It is more commonly used as an indicator of rural development.

Agricultural research and extension play a crucial role in agricultural policy and planning by helping in developing new agricultural technologies, facilitating the transfer of agricultural technologies to farmers, and providing information and advice to farmers on agricultural practices.

Strong opposition from vested interests is not a common challenge in agricultural planning. Vested interests typically support agricultural plans that benefit them, rather than opposing them.

Agricultural cooperatives play a crucial role in agricultural policy and planning by helping in organizing farmers and providing them with collective bargaining power, facilitating the provision of agricultural inputs and services to farmers, and promoting the marketing of agricultural products.

To generate employment opportunities in urban areas is not a common objective of agricultural policy. It is more commonly associated with industrial policy.

Agricultural insurance plays a crucial role in agricultural policy and planning by helping in reducing the financial risks faced by farmers, providing financial support to farmers in the event of crop failure or natural disasters, and encouraging farmers to adopt sustainable farming practices.