Insects breathe through a network of tubes called tracheae, which deliver oxygen directly to their tissues.
The pump used in the windmill may be of
Bright yellow slimy ooze on wheat glumes and ears are symptoms of which disease?
The characters for which genes are located on sex or ‘X’ or analogous ‘Z’ chromosomes are known as
...Regarding organic farming in India, consider the following statements:
A. The National Programme for Organic Production (NPOP) is operated under ...
Crop has two different characteristics SMR & SRP. Which of the following has least SMR?
Repeated application of herbicide in an area leads to
Income elasticity of demand for giffen goods is
What is the primary function of CCI in the current cotton scenario?
Which is the type of tillage in which number of tillage operations are reduced to minimum required?
Essentiality of zinc in plant was discovered in 1926 by
