Advertisements
Advertisements
प्रश्न
State any three benefits of mycorrhiza.
State any two benefits of mycorrhiza.
Advertisements
उत्तर
- Selective absorption of P, Zn, Cu, Ca, N, Mn, Br and Fe.
- Enhance water uptake.
- Induce growth by secreting hormones.
Notes
Students should refer to the answer according to their questions.
APPEARS IN
संबंधित प्रश्न
What is a heterocyst?
How does the activity of each one of the following help in organic farming?
Cyanobacteria
Identify the CORRECT statement regarding Mycorrhiza.
Mycorrhiza is a______ which forms a symbiotic association with the underground parts like rhizomes and root of higher plants.
Match the Column I (Organisms) with the Column II (Products they produce) and select the correct option.
| Column I | Column II | ||
| i. | Lactobacillus | p. | Cheese |
| ii. | Saccharomyces cerevisiae | q. | Curd |
| iii. | Aspergillus niger | r. | Citric Acid |
| iv | Acetobacter aceti | s. | Bread |
| t. | Acetic Acid |
By application of ____________ yield of paddy field can be increased.
Blue green algae are used as bio fertilizers because they ____________.
The biological agent which is used to kill or check proliferation of disease causing agents is called ____________.
Which one of the following is not a nitrogen-fixing organism?
Azolla is used as biofertiliser because it ______.
