Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Environmental Science Environmental Biology Environmental Biotechnology
In ecotoxicology studies, ED-50 is ________
1
the dose that affects 50% of the population or observed subjects.
2
the dose that affects 95% of the population or observed subjects.
3
the dose that affects 25% of the population or observed subjects.
4
the dose that do not affect 50% of the total population.