Kingdom Fungi - UNSOLVED PRACTICE SET
Chapter: Diversity in Living Organisms | Topic: Kingdom Fungi Types and Characteristics
KINGDOM FUNGI - UNSOLVED PRACTICE SET
Topic: Kingdom Fungi Types and Characteristics
Multiple Choice Questions
Q1. The mode of nutrition in fungi is:
- Autotrophic
- Saprophytic
- Photosynthetic
- Holozoic
Q2. The cell wall of fungi is made of:
- Cellulose
- Chitin
- Peptidoglycan
- Lignin
Q3. Which of the following is a unicellular fungus?
- Mushroom
- Bread mould (Rhizopus)
- Yeast
- Penicillium
Q4. Fungi reproduce by:
- Only sexual reproduction
- Only asexual reproduction
- Both sexual and asexual reproduction
- Binary fission
Q5. The network of thread-like structures that makes up the body of a fungus is called:
- Hyphae
- Mycelium
- Spore
- Both (a) and (b)
Short Answer Questions
Q6. Describe the structure of a typical fungus. What is the difference between hyphae and mycelium?
Q7. Why are fungi called saprophytes? Explain with examples.
Q8. Differentiate between yeast and bread mould (Rhizopus) in terms of structure and mode of reproduction.
Q9. What is the economic importance of fungi? Give TWO beneficial and TWO harmful examples.
Long Answer Questions
Q10. Describe the structure and reproduction of bread mould (Rhizopus). Draw a well-labelled diagram showing the sporangium, sporangiophore, rhizoids, and stolon. Explain how Rhizopus reproduces asexually.
Q11. Explain the role of fungi in:
(a) Food industry
(b) Medicine
(c) Agriculture
(d) Environment
APPLICATION / ANALYSIS
Q12. A baker in Chennai uses yeast to make soft, fluffy bread. One day, he forgets to add yeast to the dough.
(a) What process does yeast perform that makes the bread fluffy? Explain the chemical reaction.
(b) What would happen to the bread if yeast is not added? Describe the texture and appearance.
(c) The baker also makes idli batter using urad dal and rice. Does yeast play a role here too? If not, what causes the batter to ferment and rise?
Q13. During the rainy season, many people in Mumbai find black mould growing on their leather shoes and bags.
(a) Which fungus is most likely responsible for this? How does it obtain nutrition from leather?
(b) Why does mould grow more during the rainy season? What conditions does it need?
(c) A student suggests storing leather items in an airtight plastic bag to prevent mould. Will this work? Explain why or why not.