The given diagram shows the life cycle of:

  

1. Puccinia graminis tritici with A part representing the stages in wheat plant and B part representing the stages in Barberry plant
2. Puccinia graminis tritici with A part representing the stages in Barberry plant and B part representing the stages in wheat plant
3. Ustilago tritici with A part representing the stages in wheat plant and B part representing the stages in Barberry plant
4. Ustilago tritici with A part representing the stages in Barberry plant and B part representing the stages in wheat plant

Subtopic:  Kingdom Fungi: Basidomycetes |

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Identify the pair where the fungal pathogen is not correctly matched with the disease it causes in the concerned plant:

1.

Cystopus candidus

White rust of crucifers

2.

Uncinula necator

Powdery mildew of grape-vine

3.

Erysiphe graminis

Powdery mildew of cereals

4.

Phytophthora infestans

Early blight of potato

Subtopic:  Kingdom Fungi: Introduction |

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All the following are bacterial diseases of plants except:
1. Citrus canker
2. Black rot of cabbage
3. Red rot of sugarcane
4. Wildfire of tobacco

Subtopic:  Kingdom Monera: Bacterial Reproduction |

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Most lichen fungi belong to:
1. Phycomycetes
2. Ascomycetes
3. Basidiomycetes
4. Deuteromycetes

Subtopic:  Kingdom Fungi: Ascomycetes | Lichens |

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Soredia, Isidia and Cephalodia are peculiar features of:
1. Asexual reproduction in lichens
2. Sexual reproduction in lichens
3. Vegetative reproduction in lichens
4. Asexual reproduction in dinoflagellates

Subtopic:  Lichens |

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Causing the Great Oxygenation Event and the "rusting of the Earth", which of the dramatically changed the composition of the Earth's life forms and led to the near-extinction of anaerobic organisms?
1. Cynobacteria
2. Diatoms
3. Dinoflagellates
4. Green algae

Subtopic:  Kingdom Monera: Blue Green Algae |

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The human use for lichens include:

I. as a food source
II. in lichenometery
III. as dyes

1. Only I and II
2. Only I and III
3. Only II and III
4. I, II and III

Subtopic:  Lichens |
 71%

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If you are told that the given diagram shows a single ‘super cell’ that can ‘move’, you would conclude that this must be:

1. A plasmodial slime mould
2. A pathogenic fungus
3. A coenobium of an alga
4. A bioluminescent dinoflagellate

Subtopic:  Kingdom Protista: Slime Moulds |
 63%

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The unusual red color of water that you see in the picture will most like be due to:

1.Cyanobacteria2.Lichens
3.Chrysophytes4.Dinoflagellates

Subtopic:  Kingdom Protista: Dinoflagellates |
 82%
From NCERT

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Identify the organism shown in the figure and the function of the structures shown by arrow:

1. Paramoecium, trophic functions
2. Euglena, sexual reproduction
3. Paramoecium, osmoregulation
4. Euglena, photoreception

Subtopic:  Protozoa |
 64%

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