Identify the OSI layer responsible for end to end

The O horizon in soil is typically absent in:

What quantity of Urea is required for top dressing of two acre of wheat field at a dose  of 60 kg N//ha ?

Plant origin insecticides are:

A. Nicotine

B. Arsenicals

C. Pyrethrum

D. Phosphamidon

E. Rotinone

Choose the correct answer from the options given below:

What is the bond angle between CF₄, CCl₄, CBr₄?

The principle of “Unity” in landscape design is best achieved through:

In what type of soil slope is bench terracing usually adopted?

Critical period of crop weed competition in wheat plant is ______

What is the function of the governor in a diesel engine?

International Rural Women day is celebrated on ………………

Trees are grown for their economic importance or aesthetic value or both. The cultivation of trees for their aesthetic or recreational value is known as