A. Changing the culture solution regularly
B. Increasing the number of times the culture is aerated
C. Covering the transparent beaker with black cloth
D. Adding warm alcohol to bleach the green colour
E. Sterilizing the beaker in a hot oven before use
Correct Answer:
Option C – Covering the transparent beaker with black cloth
Veterinary medicine is the branch of medicine that deals with the prevention, diagnosis, and treatment…
Anthropology is the scientific study of human beings and their cultures. It encompasses a wide…
Sociology is the scientific study of human society, culture, and behavior. It examines the social…
Social Work is a profession dedicated to helping individuals, families, and communities to cope with…
Religious studies is an academic discipline that explores the beliefs, practices, and history of various…
Public administration is the field of study and practice that focuses on the organization and…