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अंग्रेजी भाषा समझने में बहुत कठिन है।
The application of organic manures in the soil helps in/tends to:
What is the name of the tube-like enclosure that runs lengthwise through an insect's body, allowing food processing to occur?
Which of the following is NOT true about the National Cooperative Development Corporation?
What is the chemically correct air-fuel mixture ratio for an Otto cycle engine?
According to ISSS, “fine sand” particles range in size from:
The range of usefulness of tensiometers is between
The process of loss of water from plant is
The plant-origin insecticide, "Azadirachtin" is derived from which plant?
Which one of the following micro-organism oxidizes nitrite to nitrate?
Mitosis occurs between: