Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM SEMESTER-VII-EXAMINATION SUMMER 2017
Subject Code: 2270007 Date: 10/05/2017
Subject Name: Environmental Toxicology and Green Audit
Time: 02:30 PM to 05:30 PM Total Marks: 80
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1

Define toxicity and explain acute and chronic toxicity with examples.
06

Write a short note on LD50 and LC50.
05

Enlist different bioassay techniques and explain any one in detail.
05
Q.2

Give classification of toxins.
06

Write a short note on toxicology of hydrocarbons with examples.
05

Explain in detail about metal toxicity.
05
Q.3

Write a short note on biochemical mechanism of toxicity.
06

Explain legal approaches for regulation of toxic substances.
05

Give brief account on phase-II reactions of toxicants.
05
Q.4

Explain framework of environmental auditing.
06

Write a short note on control of pollution.
05

Give detail account on recycling of wastes.
05
Q.5

Write a short note on biomarkers.
06

Write a short note on mycotoxins.
05

Explain biochemistry of carcinogenesis.
05
Q. 6

Write a short note on metabolic reactions of xenobiotic compounds.
06

Explain toxicology of organooxygen compounds.
05

Write a short note on community awareness.
05
Q.7

Write a short note on factors affecting toxicity.
06

Explain in brief: Mutagenicity.
05

Explain Human health risk assessment.
05