The validity and reliability of a research will be at stake when
A. The author who is the source of information is biased, incompetent or dishonest
B. The incident was reported after a long period of time from that of its occurrence
C. The researcher himself is not competent enough to draw logical conclusions
D. All of the above
Answer: Option D
Solution(By Examveda Team)
All of the aboveThis Question Belongs to General Knowledge >> Teaching And Research
Most important work of teacher is
A. To organize teaching work
B. To deliver lecture in class
C. To take care of children
D. To evaluate the students
Environmental education should be taught in schools because
A. It will affect environmental pollution
B. It is important part of life
C. It will provide job to teachers
D. We cannot escape from environment
At primary level, it is better to teach in mother language because
A. It develops self-confidence in children
B. It makes learning easy
C. It is helpful in intellectual development
D. It helps children in learning in natural atmosphere
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