NEET BIOLOGY

PLANT PHYSIOLOGY

PLANT GROWTH

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Potassium causes plants to
A
produce more flowers and seeds
B
resist disease and develop strong roots
C
grow much larger thean they would otherwise
D
None of the above
Explanation: 

Detailed explanation-1: -Because potassium improves the overall health of growing plants and helps them fight against disease, it is known as the “quality” nutrient. Potassium affects quality factors such as size, shape, color and vigor of the seed or grain, and improves the fiber quality of cotton.

Detailed explanation-2: -However, natural disease resistance mechanisms can be enhanced by plant nutrients. Potassium defi-ciency symptoms such as thin cell walls, weakened stalks and stems, smaller and short-er roots, sugar accumulation in the leaves, and accumula-tion of unused nitrogen (N) encourage disease infection.

Detailed explanation-3: -Increases root growth and improves drought resistance. Maintains turgor; reduces water loss and wilting. Aids in photosynthesis and food formation.

Detailed explanation-4: -Potassium (K) is an essential element for plant growth it is important to food crops. Potassium, often called potash, helps plants use water and resist drought and enhances fruits and vegetables. If soluble Potassium is deficient in soil it can stunt growth and cause other symptomatic issues.

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