Match Column-I with Column-II for housefly classification and select the correct option using the codes given below :
Column-I Column-II
a. Family (i) Diptera
b. Order (ii) Arthropoda
c. Clsass (iii) Muscidae
d. Phylum (iv) Insecta
Which of the following sets of diseases is caused by bacteria?
The highest DDT concentration in aquatic food chain shall occur in
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