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In which form is nitrogen present in urea?
Collection of verified questions for Urvarak under General Science. Includes previous year exam questions with official answer keys and step-by-step solutions.
In which form is nitrogen present in urea?
What can be the impact of excessive/inappropriate use of nitrogenous fertilizers in agriculture? 1. Proliferation of nitrogen-fixing microorganisms in soil can occur. 2. Increase in the acidity of soil can take place. 3. Leaching of nitrate to the ground-water can occur. Select the correct answer using the code given below:
Which of the following is NOT correctly matched?
The most suitable fertilizer for foliar spray on crops is:
Which of the following is used in the production of urea fertilizer?
Which of the following chemical fertilizers is relatively most soluble in water at 20°C?
How much urea is required to supply 1 kg of nitrogen?
With reference to chemical fertilizers in India, consider the following statements: 1. At present, the retail price of chemical fertilizers is market-driven and not administered by the Government. 2. Ammonia, which is an input of urea, is produced from natural gas. 3. Sulphur, which is a raw material for phosphoric acid fertilizer, is a by-product of oil refineries. Which of the statements given above is/are correct?
Which of the following is NOT a chemical fertilizer?
Which of the following pairs is NOT correctly matched? Plant Nutrient : Function
What percentage of phosphorus ($P_2O_5$) and nitrogen ($N$) is present in DAP?
Why does the Government of India promote the use of 'Neem-coated Urea' in agriculture?
Which fertilizer will be used for wheat cultivation?
The most suitable crop for green manuring is:
'Humus' is an example of:
Plants absorb nitrogen mainly in the form of:
Which of the following is a mixed/complex fertilizer?
The percentage (%) of nitrogen in urea is:
The element which is not supplied via commercial chemical fertilizers is:
The most prevalent fertilizer used for foliar spray is:
Consider the following statements: Assertion (A): Chemical fertilizers are essential to fulfill the phosphorus requirement of plants. Reason (R): One metric ton of bio-manure (organic manure) barely supplies 2 to 3 kg of phosphorus. Select the correct answer from the code given below: Code:
The elements present in urea are:
Urea is a:
Which of the following fertilizers leaves the maximum residual acidity in soil?