Role of mineral elements in plant life:
Which of the following is/are the part of organic compounds in plants?
a) Carbon
b) Hydrogen
c) Oxygen
d) all of these
Which of the following is component of ATP, nucleic acids, and Coenzymes?
a) Calcium
b) Sodium
c) Phosphorus
d) Chromium
Which of the following mineral is necessary for seed germination?
a) Sulphur
b) Sodium
c) Cadmium
d) Phosphorus
Which of the following mineral is necessary for photosynthesis?
a) Calcium
b) Selenium
c) Phosphorus
d) Cadmium
Which of the following regulates the opening and closing of stomata?
a) Sulphur
b) Sodium
c) Nitrogen
d) Potassium
