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