Deforestation and Pollution Quiz PDF: Questions and Answers - 7

MCQ 31: Consequences of water pollution include

1. discharge of untreated sewage
2. burning of fossil fuels
3. loss of habitat
4. climatic changes

MCQ 32: Carbon dioxide (CO₂) concentration is measured in blood through

1. biosensors
2. receptors in lungs
3. receptors in esophagus
4. receptors in blood vessels in neck

MCQ 33: The plant can be de starched in

1. 14 hours
2. 24 hours
3. 42 hours
4. 48 hours

MCQ 34: All is true for local anesthesia, but,

1. that it causes local numbness
2. it causes a loss of sensation in the area being injected
3. contains Cocaine
4. cause gastric ulcers

MCQ 35: Characteristics essential for sensitivity includes

1. well developed brain
2. specialized sense organs
3. well developed nervous system
4. all of above