Agronomy - Study Mode

[#896] One gallon of water is equal to
Correct Answer

(A) 4.55 L

Explanation

Solution: The gallon is the unit of volume in Imperial units and united states customary units. 1 gallon of water = 4546.09 mL = 4.55 L

[#897] How much seed of legume crop should be treated with one packet of Rhizobium culture
Correct Answer

(B) 10 kg

Explanation

Solution: Rhizobium inoculants are one of the widely used Bacterial biofertilizers for legume crops to fix atmospheric nitrogen. Each 200 g packet of Rhizobium culture is mixed with 200 ml of rice gruel or jaggery solution and used to treat 10 kg seeds. The seeds are mixed in the slurry to have a uniform coating of the inoculants over the seeds and then dried in shade for 30 minutes.

[#898] The fat content in bajra is around
Correct Answer

(D) 5%

Explanation

Solution: Bajra is an excellent source of fiber which is very healthy and nutritious for human consumption. 100 gms of Bajra contains 360 calories of energy, 12 g of moisture, 12 g of protein, 5 g of fats, 2 g of minerals, 1 g of fiber, 67 g of carbohydrates, 42 mg of Calcium, 242 mg of phosphorus and 8 mg of iron. Thus fat content in bajra is 5%.

[#899] Mineralization of soil phosphorus from organic matter of crop residues is dependent on soil . . . . . . . . activity.
Correct Answer

(D) Biological

Explanation

Solution: Mineralization of soil phosphorus from organic matter of crop residues is dependent on soil biological activity as it is done in the presence of soil microorganisms like bacteria, fungus and earthworms. Mineralization is the process of oxidation and decomposition of chemical substances present in organic matter into soluble forms.

[#900] Which one of the following is the best example of catch crop
Correct Answer

(C) Toria

Explanation

Solution: Catch crop is the crop grown in the space between two main crops or at a time no main crops can be grown. The main purpose of catch crops is to increase annual dry matter production, to take up soil mineral and urine nitrogen, and to reduce the risk of leaching or runoff. Toria is one of the best examples of a catch crop.