if a foreign student takes oci card how will this be treated in admission process foreigner or indian or nri

It is a clear indication that the OCI will be treated as Foreign National. Search for DASA

A citizen of a foreign country who is of Indian origin is eligible to apply for OCI card. The OCI card holder is entitled to all rights as a citizen of India EXCEPT the following. 1. Acquire agricultural land. 2. Acquire land for plantation 3. Participate or vote in elections 4. Hold high governmen