Specific Defense
Trending Questions
Q.
Choose the appropriate pair of WBCs based on the defence action they perform.
Name | Defence action |
A. Monocytes | i. Produce chemicals for inflammatory response |
B. Basophil | ii. Engulfs and destroys germs |
C. Eosinophil | iii. Stimulate other WBCs |
- A-ii, B-iii, C-i
- A-i, B-iii, C-ii
- A-ii, B-i, C-iii
- A-iii, B-ii, C-i
Q.
The chemical substances which act against antigens are called __________ .
Antibiotics
Pathogen
Hormones
Antibodies
Q. Which of the following can be the reason(s) for leukocytosis?
- Infection
- Inflammation
- Allergy
- Leukemia
Q. Match the diseases with their organs affected.
- Common cold
- Hepatitis A
- SARS
- Lungs
- Nose
- Liver
Q. What is the largest integer number that a PLC counter function can reach if it uses a 16 bit register?
- 65, 535
- 65, 537
- 65, 536
- 32, 768
Q. A PLC Down - Counter (CTD) Counts
- Scan transitions
- Both a and b
- False-to-True transitions
- True-to-False transitions
Q. A PLC Up-Down-Counter Counts
- Both a and b
- True-to-False transitions
- False-to-True transitions
- Scan transitions
Q. A PLC Up - Counter (CTU) Counts
- False-to-True transitions
- Both a and b
- Scan transitions
- True-to-False transitions
Q. What is the largest integer number that a PLC counter function can reach if it uses a 16 bit register?
- 65, 535
- 65, 537
- 65, 536
- 32, 768