Minerals

Q.

In lungs, there is an exchange of ions between RBC and Plasma. Removal of $C{O}_2$ from blood involves ______________.

1. Influx of Bicarbonates ions into RBC

2. Efflux of Bicarbonate ions from RBC

3. Efflux of Chloride ions from RBC

4. Influx of Chloride ions into RBC

Q.

Which one of the following is not an essential element for plants?

1. Aluminium

2. Copper

3. Zinc

4. Iron

Q. If the sodium potassium pumps of a neuron fails after depolarisation, what immediate effect would this likely to have on neurons function?

Q. The mineral ion needed for the formation of blood clot

1. Calcium
2. Sodium
3. Potassium
4. Iron

Q. _____ are the essential elements not categorised as Biomolecules, but still play a pivotal key role in biological process.

1. Proteins
2. Carbohydrates
3. Lipids
4. Minerals

Q.

1.What are the different criteria for essentiality of an element?

Q. Name the mineral element that is needed for the following:
Proper working of thyroid