PsychologyVariations in Psychological Attributes

Who among the following developed an Indian adaptation of the Differe…

Who among the following developed an Indian adaptation of the Differential Aptitude Tests (DAT)?

Answer & explanation

Correct answer: option 3

The correct answer is Option (3) → J.M. Ojha

Option (1) S.K. Kulshrestha — Incorrect. S.K. Kulshrestha prepared the Indian adaptation of the Stanford-Binet Test (Third Edition), which is an intelligence test.

Option (2) S.M. Mohsin — Incorrect. S.M. Mohsin made the pioneering intelligence test in Hindi and built the Bihar Test of Intelligence. His work is in intelligence testing.

Option (3) J.M. Ojha — Correct. <strong>J.M. Ojha</strong> developed the <strong>Indian adaptation of DAT</strong>, the aptitude battery most used in schools. DAT has eight subtests, such as verbal, numerical and abstract reasoning.

Option (4) M.C. Joshi — Incorrect. M.C. Joshi developed the Test of General Mental Ability (Hindi), a verbal intelligence test.

NCERT (2026-27): “Aptitude : Nature and Measurement …
Differential Aptitude Tests (DAT), the General Aptitude Tests Battery (GATB), and the Armed Services Vocational Aptitude Battery (ASVAB) are well-known aptitude test batteries. Among these, DAT is most commonly used in educational settings. It consists of 8 independent subtests: (i) Verbal Reasoning, (ii) Numerical Reasoning, (iii) Abstract Reasoning, (iv) Clerical Speed and Accuracy, (v) Mechanical Reasoning, (vi) Space Relations, (vii) Spelling, and (viii) Language Usage. J.M. Ojha has developed an Indian adaptation of DAT. …”