Which among the following have the lowest sex-ratio as

Extrachromosomal DNA can be found in 

In which relation, an increase or a decrease in production of one product affect the production of the other inversely

The law of limiting factors’ was proposed by

Agriculture is a ____ word.

Which of the following is not the characteristic feature  of  class Insecta? 

Paecilomyces lilacinus is a chemical used for the control of __

Which of the following is not a seeding machinery?

Late blight and early blight of tomato is caused by which organism?

Which of the following primary tillage operation is used to invert the soil partially or completely? 

Which of the following species is Indian major carps