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Use of Mycorrhizal Fungi in Crop Production
  • 1. Which type of mycorrhizal fungi form a mutualistic symbiosis with the roots of most crop plants?
A) Orchid mycorrhizae
B) Ectomycorrhizal fungi
C) Arbuscular mycorrhizal fungi
D) Ericoid mycorrhizal fungi
  • 2. How does mycorrhizal fungi help improve water absorption by plants?
A) Extending the root system
B) Increasing leaf surface area
C) Reducing transpiration rates
D) Stimulating water fixation
  • 3. Which of the following nutrients are commonly facilitated by mycorrhizal fungi to plant roots?
A) Potassium
B) Nitrogen
C) Phosphorus
D) Iron
  • 4. Which crop plants benefit the most from mycorrhizal associations?
A) Leafy vegetables
B) Legumes
C) Root crops
D) Grains
  • 5. What is the term for the network of fungal filaments that extend into the soil and explore for nutrients?
A) Sporangium
B) Hyphae
C) Mycelium
D) Sclerotium
  • 6. How do mycorrhizal fungi enhance plant resistance to diseases?
A) Causing leaf discoloration
B) Inducing excessive flowering
C) Activating plant defense mechanisms
D) Attracting harmful pests away
  • 7. Which type of mycorrhizal fungi form a dense sheath around the plant roots?
A) Ectomycorrhizal fungi
B) Ericoid mycorrhizal fungi
C) Orchid mycorrhizae
D) Arbuscular mycorrhizal fungi
  • 8. Which of the following is a common method of applying mycorrhizal fungi in agriculture?
A) Steam sterilization
B) Flood irrigation
C) Aerial spraying
D) Seed inoculation
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