Reproduction in Fungi

Q. Dikaryophase is seen in which of the following fungi:

1. Ascomycetes and Basidiomycetes
2. Phycomycetes and Ascomycetes
3. Phycomycetes and Basidiomycetes
4. Basidiomycetes and Deuteromycetes

Q.

Is Zoospores exogenous in origin?

Q. Which among the following is a phase of the sexual reproduction in fungi?

1. Plasmogamy
2. Karyogamy
3. Meiosis
4. All of the above

Q.

Asexual reproduction in fungi occurs by

1. Ascospores

2. Conidia

3. Basidiospores

4. Oospores

Q.

What is the fungi life cycle?

Q. Which is the correct order of steps involved in the sexual reproduction of fungi?

1. Meiosis, karyogamy, plasmogamy
2. Karyogamy, plasmogamy, meiosis
3. Plasmogamy, karyogamy, meiosis
4. Karyogamy, meiosis, plasmogamy

Q.

Asexual reproduction in fungi occurs by

1. Ascospores

2. Conidia

3. Basidiospores

4. Oospores

Q. In Rhizopus, when does meiosis occur?

1. During spore formation
2. During zoospore formation
3. During zygospore formation
4. Vegetative reproduction

Q. Which among the following is a phase of the sexual reproduction in fungi?

1. Plasmogamy
2. Karyogamy
3. Meiosis
4. All of the above

Q. Dikaryophase is not observed in

1. Rusts
2. Ustilago
3. Albugo
4. Puccinia

Q. Identify the wrong statement.

1. Sporangiospores of Rhizopus are diploid
2. Rhizopus belong to Zygomycetes
3. Dominant phase of Polymyxa graminis is haploid
4. Zoospores of Polymyxa graminis are haploid

Q. Some fungi exhibit a phase in which a single cell has two nuclei. This phase is known as

1. diploid phase
2. nuclear phase
3. dikaryophase
4. karyotic phase