Comprehensive evaluation means holistic way of evaluating a student. The ways in which as EVS teacher can assess her students for comprehensive evaluation in EVS are:
          

Correct option is D

The correct answer is All of the above.
A comprehensive evaluation involves a thorough and multifaceted assessment of various elements within the educational system. This evaluation aims to provide a detailed understanding of the effectiveness, quality, and impact of educational programs.
Rating Scale during Assessment of Activities:
Rating scales provide a structured way to assess students’ performance on various activities related to EVS. These activities could projects, presentations, group discussions, field trips, experiments, etc.
Portfolio:
Portfolios serve as a tangible record of students’ work samples and achievements over time. Portfolios often include reflections or self-assessments where students can articulate their learning experiences, challenges, and goals. This encourages metacognition and helps students take ownership of their learning process.
Half-Yearly and Annual Exams:
Half-yearly and annual exams assess students’ understanding and retention of EVS content over extended periods. These exams typically cover a wide range of topics taught throughout the semester or academic year, including concepts, theories, case studies, and real-world applications related to environmental studies.