Mineral Nutrition BIOLOGY - Mineral Nutrition

What is the lowest traceable concentration of an element in a plant tissue?

Azotobacter and Beijerinckia are the examples of:

Choose the correct function of magnesium.

Is the following statements are true? If false, correct this: Nitrogen as a nutrient element, is highly immobile in the plants.

Is the following statements are true? If false, correct this: It is very easy to establish the essentiality of micronutrients because they are required only in trace quantities.

Is the following statements are true? If false, correct this: Boron deficiency leads to stout axis.

Is the following statements are true? If false, correct this: Every mineral element that is present in a cell is needed by the cell.

Mark the odd one in the following group. Iron, Boron, Manganese, Magnesium.

Name two elements for each of the following functions:

1. Water-splitting in photosynthesis.
2. Membrane permeability.

Explain with two examples how elements function as activator of enzymes.

What are two macronutrients which are not obtained through soil as mineral nutrition? What is their importance?

Plants of leguminous family usually contain more amount of protein than other plants? If yes, justify.

1. How is iron involved in electron transport in plants?
2. Write two other functions of it in plant nutrition.

If a plant shows a symptom which could develop due to deficiency of more than one nutrient, how would you find out experimentally, the real deficient mineral element?

‘All elements that are present in a plant need not be essential to its survival’. Comment.

Why is purification of water and nutrient salts so important in studies involving mineral nutrition using hydroponics?

Rashi was complaining about the pain in her legs since monday. Her father decided to took her to the doctor where they came to know that it was nothing, but the deficiency of calcium from which Rashi was suffering. Rashi got confused and instantly asked doctor that her teacher had taught her that the deficiency of calcium occurs in plants which causes twisting and deterioration of tissues. Doctor patiently explained her that calcium as a mineral is important for the growth of both plants and animals including human beings. Read the passage above and answer the questions that follows,

1. Which type of element is calcium?
2. Mention the region where requirement of calcium is maximum in plants?
3. What other deficiency symptoms does calcium show in plants. Also give two major functions of calcium in plants?
4. What value does the character of Rashi imparts.

Carnivorous plants exhibit nutritional adaptation. Citing an example explain this fact.

Why is that in certain plants deficiency symptoms appear first in younger parts of the plant while in others they do so in mature organs?

How are the minerals absorbed by the plants?

What are the steps involved in formation of a root nodule?

Explain with examples: macronutrients, micronutrients, beneficial nutrients, toxic elements and essential elements.