Hair MCQs with Answers PDF Download – Test 98

MCQ 486: The color of the hair depends on the:

1. melanin pigment only
2. air in the hair substance only
3. gelatinous layer
4. melanin pigment and air in the hair substance

MCQ 487: The immunity forms the second line of defense, against foreign potentially harmful agents, called as:

1. innate immune system
2. natural immune system
3. non-specific immune system
4. all of above

MCQ 488: The width of the spermatozoa is about:

1. 3 µm
2. 1 µm
3. 5 µm
4. 6 µm

MCQ 489: The collagenous and elastic fibers of the outer most coat of the vessels, referred to as:

1. tunica intima
2. tunica media
3. tunica adventitia
4. intima

MCQ 490: The cells in the body that regularly undergoes mitotic division, named as:

1. static cell population
2. stable cell population
3. renewing cell population
4. stem cells