Architecture

Dear aspirant, the eligibility criteria for B.Arch differs from Institution to Institution. So, no specific reply can be given to your answer. However, the institutions that are known for this programme are -
1. School of Planning & Architecture (SPA), Delhi, 2. Indian Institute of Technology (IIT), 3. Roorkee, 4. Indian Institute of Technology (IIT), Kharagpur, 5. Lovely Professional University, Jalandhar, 6. Sir JJ College of Architecture, Mumbai. 7. Faculty of Engineering & Technology - Jamia Millia Islamia, Delhi.
Being a faculty of LPU, I would like to tell you about the B.Arch programme offered at LPU. At LPU, the course design is of cutting edge. It has topics like comprehending design approach, inter-relationship of function, circulation, structure, material and construction, climatology, services, form, aesthetics, knowledge inbuilt environment and Interpreting the facet of architectural design and urban realm context through schematic drawings, project reports, physical models, and 3D visualizations. Analyzing and appraising through research of various aspects of anthropometry, building technology, materials, structural analysis and design, history, art, culture, humanities, landscape, assessment methods, architectural computation, and management of resources. Evaluating legal and regulatory framework for application in planning and designing of architectural and urban scale projects. The highest package last year was 7.44 LPA and the average was 5.6 LPA.

You are looking for two different subjects of two different degrees. While landscape archeology is a subject in B.Arch. the criminology is subject in B.A. Criminology. There are 48 colleges in India that offer Masters in archeology, including Guru Gobind Singh Indraprastha University, Delhi.
Post graduation in Archaeology is mainly done through entrance exams. Candidates need to have completed their Bachelors in a computer subject along with 50% marked to be eligible for master archaeology course. Some colleges offer direct admission on the criteria of merit. Since you already have B.A. Degree with good GPA, you can easily get admission in Master degree in either subjects.