Role of Ca, Mg and S

Q.

Which one of the following elements in plants is not remobilised?

1. Sulphur

2. Phosphorus

3. Calcium

4. Potassium

Q. During cell division, calcium is used as calcium pectate in middle lamella of cell wall in plants.

1. True
2. False

Q. Which is essential for the growth of root tip?

1. Mn
2. Zn
3. Fe
4. Ca

Q. Which of the following amino acid(s) contain(s) sulphur?

1. Methionine
2. Alanine
3. Cysteine
4. Glycine

Q. Which of the following element forms the core of chlorophyll molecule?

1. Fe
2. Mg
3. K
4. Mn

Q. is present in middle lamella of cell wall.

1. Sulphur
2. Calcium
3. Magnesium
4. Potassium

Q. During cell division, calcium is used as calcium pectate in middle lamella of cell wall in plants.

1. True
2. False

Q. Which of the following element forms the core of chlorophyll molecule?

1. Fe
2. Mg
3. K
4. Mn

Q. Assertion (A): Sulphur helps in stabilizing the protein structure.
Reason (R): Sulphur bridges are formed between sulphur containing amino acids of proteins.

1. Both A & R are true and R explains A
2. Both A & R are true and R does not explain A
3. A is true and R is false
4. Both A & R are false

Q.

Element present in middle lamella

1. K

2. Ca

3. Zn

4. Cu