Biological Importance of Magnesium and Calcium
CHXI10:THE S-BLOCK ELEMENTS

315744 Mg is an important component of which biomolecule occurring extensively in living world?

1 Haemoglobin
2 Chlorophyll
3 Florigen
4 ATP
CHXI10:THE S-BLOCK ELEMENTS

315746 Which of the following statements is false?

1 Mg2+ ions are important in the green parts of plants
2 Mg2+ ions form a complex with ATP
3 Ca2+ ions are important in blood clotting
4 Ca2+ ions are not important in maintaining the regular beating of the heart
CHXI10:THE S-BLOCK ELEMENTS

315747 In photosynthesis, chlorophyll acts as

1 an oxidising agent
2 a reducing agent
3 a light sensitizer
4 a colouring matter.
CHXI10:THE S-BLOCK ELEMENTS

315748 Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

1 Be
2 Mg
3 Ca
4 Sr
CHXI10:THE S-BLOCK ELEMENTS

315744 Mg is an important component of which biomolecule occurring extensively in living world?

1 Haemoglobin
2 Chlorophyll
3 Florigen
4 ATP
CHXI10:THE S-BLOCK ELEMENTS

315745 Calcitonin and parathyroid hormone regulate concentration of which of the following element in plasma?

1 Calcium
2 Magnesium
3 Sodium
4 Potassium
CHXI10:THE S-BLOCK ELEMENTS

315746 Which of the following statements is false?

1 Mg2+ ions are important in the green parts of plants
2 Mg2+ ions form a complex with ATP
3 Ca2+ ions are important in blood clotting
4 Ca2+ ions are not important in maintaining the regular beating of the heart
CHXI10:THE S-BLOCK ELEMENTS

315747 In photosynthesis, chlorophyll acts as

1 an oxidising agent
2 a reducing agent
3 a light sensitizer
4 a colouring matter.
CHXI10:THE S-BLOCK ELEMENTS

315748 Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

1 Be
2 Mg
3 Ca
4 Sr
CHXI10:THE S-BLOCK ELEMENTS

315744 Mg is an important component of which biomolecule occurring extensively in living world?

1 Haemoglobin
2 Chlorophyll
3 Florigen
4 ATP
CHXI10:THE S-BLOCK ELEMENTS

315745 Calcitonin and parathyroid hormone regulate concentration of which of the following element in plasma?

1 Calcium
2 Magnesium
3 Sodium
4 Potassium
CHXI10:THE S-BLOCK ELEMENTS

315746 Which of the following statements is false?

1 Mg2+ ions are important in the green parts of plants
2 Mg2+ ions form a complex with ATP
3 Ca2+ ions are important in blood clotting
4 Ca2+ ions are not important in maintaining the regular beating of the heart
CHXI10:THE S-BLOCK ELEMENTS

315747 In photosynthesis, chlorophyll acts as

1 an oxidising agent
2 a reducing agent
3 a light sensitizer
4 a colouring matter.
CHXI10:THE S-BLOCK ELEMENTS

315748 Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

1 Be
2 Mg
3 Ca
4 Sr
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI10:THE S-BLOCK ELEMENTS

315744 Mg is an important component of which biomolecule occurring extensively in living world?

1 Haemoglobin
2 Chlorophyll
3 Florigen
4 ATP
CHXI10:THE S-BLOCK ELEMENTS

315745 Calcitonin and parathyroid hormone regulate concentration of which of the following element in plasma?

1 Calcium
2 Magnesium
3 Sodium
4 Potassium
CHXI10:THE S-BLOCK ELEMENTS

315746 Which of the following statements is false?

1 Mg2+ ions are important in the green parts of plants
2 Mg2+ ions form a complex with ATP
3 Ca2+ ions are important in blood clotting
4 Ca2+ ions are not important in maintaining the regular beating of the heart
CHXI10:THE S-BLOCK ELEMENTS

315747 In photosynthesis, chlorophyll acts as

1 an oxidising agent
2 a reducing agent
3 a light sensitizer
4 a colouring matter.
CHXI10:THE S-BLOCK ELEMENTS

315748 Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

1 Be
2 Mg
3 Ca
4 Sr
CHXI10:THE S-BLOCK ELEMENTS

315744 Mg is an important component of which biomolecule occurring extensively in living world?

1 Haemoglobin
2 Chlorophyll
3 Florigen
4 ATP
CHXI10:THE S-BLOCK ELEMENTS

315745 Calcitonin and parathyroid hormone regulate concentration of which of the following element in plasma?

1 Calcium
2 Magnesium
3 Sodium
4 Potassium
CHXI10:THE S-BLOCK ELEMENTS

315746 Which of the following statements is false?

1 Mg2+ ions are important in the green parts of plants
2 Mg2+ ions form a complex with ATP
3 Ca2+ ions are important in blood clotting
4 Ca2+ ions are not important in maintaining the regular beating of the heart
CHXI10:THE S-BLOCK ELEMENTS

315747 In photosynthesis, chlorophyll acts as

1 an oxidising agent
2 a reducing agent
3 a light sensitizer
4 a colouring matter.
CHXI10:THE S-BLOCK ELEMENTS

315748 Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

1 Be
2 Mg
3 Ca
4 Sr