In the carbon cycle, carbon dioxide is used by crops for
Photosynthesis
Transpiration
Decomposition
Respiration
Correct answer is A
No explanation has been provided for this answer.
Inhibition of root and fruit formation are deficiency symptoms of
Iron
Nitrogen
Chlorine
Phosphorus
Correct answer is D
No explanation has been provided for this answer.
Which of the following statements is not correct about soil texture?
Soils with fine particles have higher water holding capacity than coarse soils
Fine-textured soils are warm soils and coarse-textured soils are cool soils
The effect of leaching in coarse-textured soils is greater than that in fine-textured soils
Fine-textured soils have higher nutrient holding capacity than coarse-textured soils
Correct answer is B
No explanation has been provided for this answer.
Which of the following agents is not associated with chemical weathering?
Oxidation
Pressure
Hydrolysis
Carbonation
Correct answer is B
No explanation has been provided for this answer.
Predators are used by farmers to
Control pests
Induce flowering in plants
Protect the soil
Hasten fruit ripening
Correct answer is A
No explanation has been provided for this answer.