A. An organ
B. A molecule (Correct)
C. Tissue
D. Both a and c
MCQs / Q&A
___________ are needed as a source of energy for the vital activities of the body?
A. Calcium
B. Iron
C. Water
D. Carbohydrates (Correct)
The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called ?
A. Environmental biology
B. Social biology (Correct)
C. Human biology
D. Both b and c
The average internal temperature of human body is __________?
A. 35 oC
B. 36 oC
C. 37 oC (Correct)
D. 38 oC
People living in high altitudes (like mountains) usually have a _________?
A. smaller number of Red Blood Cells
B. larger number of Red Blood Cells (Correct)
C. smaller number of White Blood Cells
D. larger number of White Blood Cells
Which of the following statement is incorrect about antibiotics?
A. They are used against microorganisms
B. They are always effective against bacteria
C. They are used in diseases like tuberculosis and pneumonia
D. They are derived from bacteria only (correct)
Smallest disease causing agents in plants are ?
A. virion
B. mycoplasma
C. viroids (correct)
D. prions
Protein factory is___________?
A. nucleus
B. ribosome (correct)
C. golgi complex
D. centriole
Crop rotation helps in______________?
A. Growth of pathogens
B. Soil Infertility
C. Slowing of crops growth
D. Eradication of disease
An educated guess is called:
A. Accumulated Data
B. Observation
C. Hypothesis (correct)
D. Conclusion