Proper time of sowing hybrid maize

Which physiological condition in plants is indicated by curling and drying of leaf margins, often due to potassium deficiency?

Match the following:

Which of the following are damaging stage of Aphid?

Insect species under the Neoptera group share which common feature among the following options?

Why is a float valve important in the water tank of a drip irrigation system?

Moko disease of banana is caused by

The role of Thiocyanate in the LP system is to

Proper time of sowing hybrid maize is:

Linkage equilibrium can be achieved by:

Which among the following can be classified as often cross pollinated species?