Question
Which of the phrases a, b, c, and d given below in each
sentence should replace the word/phrase printed in bold in the sentence to make it grammatically correct? If the sentence is correct as it is given and no correction is required, mark e as the answer. The government has implemented stringent measures, including increased security checks and enhanced survellance system , to ensure the safety and well-being of its citizens.Solution
This change ensures that the correct plural form of "surveillance systems" is used to match the plural noun "measures." Also, surveillance is the correct spelling.
Demonstration conducted by research workers in farmers' field is known as:

What is ideal pH for rice cultivation?
Sour taste of gram leaves is due to presence of _____and ____ acid.
The photolysis of water during photosynthesis occurs in the presence of following mineral(s):
Which of the following is not a Rabi season crop?
One of the most important oilseed crop Arachus hypogea contains ___% oil.Â
The branch of Horticulture that deals with the cultivation of vegetables is called
The soils of very cold climates which are defined as containing permafrost within two meters of the soil surface belongs to the order
Molybednosis in cattle is caused when concentration of Molybednum in fodder is