The highest DDT concentration in aquatic food chain shall occur in
Bioamplification of nondegradable chemicals is seen as we move upwards in trophic level and thus in Sea gull (bird) level of DDT will be maximum.
A lake which is rich in organic waste may result in
Which of the following National Parks is home to the famous musk deer or hangul?
The principle of competitive exclusion was stated by
Biochemical Oxygen Demand (BOD) may not be good index for pollution for water bodies receiving effluents from
Match Column-I with Column-II and select the correct option using the codes given below:
Column-I Column-II
a. Citric acid (i) Trichoderma
b. Cyclosporin A (ii) Clostridium
c. Statins (iii) Aspergillus
d. Butyric (iv) Monascus