Nutritions in plant

Question 1

Definition of macronutrients :

Answer 1

Nutrients that are required by plants in large quantity.

Question 2

Definition of micronutrients :

Answer 2

Nutrients that are required by plants in small quantity.

Question 3

Macronutrients : CNPPCMS

Answer 3

Carbon , Nitrogen , Phosphorus , Potassium , Calcium , Magnesium and Sulphur

Question 4

Micronutrients : BMMCZI

Answer 4

Boron , Molybdenum , Manganese , Copper , Zinc , Iron

Question 5

Function of carbon :

Answer 5

Basic element in all organic compounds of plant

Question 6

Effect of deficiency of carbon :

Answer 6

Stunted growth

Question 7

Function of nitrogen :

Answer 7

To synthesise chlorophyll
To synthesise proteins in protoplasm

Question 8

Effect of deficiency of Nitrogen

Answer 8

Stunted growth
Chlorosis (leaves turn yellow)

Question 9

Function of phosphorus :

Answer 9

To synthesise protein and nucleic acids
As a coenzyme in photosynthesis

Question 10

Effect of phosphorus :

Answer 10

Stunted growth in roots
Red spots on leaves

Question 11

Function of potassium :

Answer 11

To activate enzymes for protein synthesis , chlorophyll formation and carbon assimilation .

Question 12

Effect of potassium :

Answer 12

Poor growth , yellow-edged leaves , prematured death

Question 13

Function of calcium :

Answer 13

Formation of lamella of cell walls
Growth of shoot and root tips

Question 14

Effect of calcium :

Answer 14

Uneven shape of young leaves
Stunted growth

Question 15

Function of Magnesium :

Answer 15

To synthesise chlorophyll

Question 16

Effect of magnesium :

Answer 16

Chlorosis

Question 17

Function of sulphur :

Answer 17

To synthesise protein and nucleic acids

Question 18

Effect of sulphur :

Answer 18

Stunted growth
Leaves are yellow

Question 19

Function of Boron :

Answer 19

Development of apical meristem

Question 20

Effect of Boron :

Answer 20

Stunted growth

Question 21

Function of Molybdenum :

Answer 21

Involved in nitrogen metabolism

Question 22

Effect of Molybdenum :

Answer 22

Stunted growth

Question 23

Function of Manganese :

Answer 23

activate certain enzymes

Question 24

Effect of Manganese :

Answer 24

Chlorosis of leaves

Question 25

Function of copper :

Answer 25

Components of enzymes

Question 26

Effect of copper :

Answer 26

Stunted growth

Question 27

Function of Zinc :

Answer 27

Activates certain enzymes

Question 28

Effect of Zinc :

Answer 28

Stunted growth

Question 29

Function of Iron :

Answer 29

To synthesise chlorophyll

Question 30

Effect of Iron :

Answer 30

Chlorosis of leaves

Question 31

Nutrients involved in synthesise of chlorophyll :

Answer 31

Nitrogen , Potassium , Magnesium and Iron

Question 32

Definition of carnivorous plants :

Answer 32

Plants that trap and feed on insects and other animals

Question 33

Examples of carnivorous plants :

Answer 33

pitcher plant
venus flytrap

Question 34

Definition of parasitic plant :

Answer 34

Plants that obtain their nutrients from other plant and cause harm and death to host plants

Question 35

Examples of parasitic plant :

Answer 35

Rafflesia

Question 36

Definition of epiphytic plants :

Answer 36

Green plants that grow on another plant for physical support

Question 37

Examples of epiphytic plants :

Answer 37

money plant
bird’s nest fern