Macro Nutrients

Q.

There are nutrients which are essential for plants.

Q. Personal Response
What do you do to keep your heart healthy?

Q. Stomatal movement is controlled by

1. Na
2. Mg
3. K
4. P

Q. A food sample is rubbed on a filter paper and the paper becomes translucent. This indicates the presence of .

1. starch
2. proteins
3. carbohydrates
4. fats

Q.

The nutrients that are required in large quantities by the plants are known as __________.

Q. During transpiration turgidity in guard cells is controlled by

1. Potassium
2. Oxalic acid
3. Bromine
4. Sodium

Q. Which of the following is present as free ion in a cell?

1. P
2. K
3. N
4. B

Q. Most common free ion in a cell is

1. P
2. K
3. Fe
4. B