asked the Secretary of State for Education and Science (1) what was the national average percentage of successful candidates in the 11-plus type of selection for the years 1961 to 1965, respectively;(2) what was the percentage of successful candidates in the 11-plus type of selection in the West Riding education authority area and in Wakefield City education authority area in the years 1961 to 1965, respectively.

The statistics collected by my Department do not enable me to provide the information. The table below, however, shows the distribution of 13year-old pupils, between different types of schools, in the last five years:warfare; and what stocks of this drug he is holding for this purpose.

An important aspect of our Research and Development effort is the study of means of defence against chemical agents which might be used against our forces. Lysergic acid diethylamide is one of a number of substances which are being looked at from this point of view. It would not be in the public interest to say what stocks are held.

asked the Secretary of State for Defence what information he has in regard to the stockpiling and threat of the use of the drug lysergic acid diethylamide as an agent of chemical warfare by other countries.

It would not be in the public interest to disclose such information.