Prepare for NEET Biology Biological Classification with MCQs & PYQs on NEET.GUIDE. Get free practice, previous year questions, and expert guidance to classify and identify organisms.
Which type of nucleic acid constitutes the genetic material of a viroid?
RNA
DNA
Both RNA and DNA
Neither RNA nor DNA
Which statement about the structure of viroids is FALSE?
They are composed of double-stranded RNA.
They lack a protein coat.
They have a circular RNA molecule.
They are smaller than viruses.
In which of the following organisms are spores produced exogenously after karyogamy and meiosis?
Ascomycetes
Basidiomycetes
Zygomycetes
Oomycetes
Which structure is associated with the exogenous production of spores after karyogamy and meiosis in Basidiomycetes?
Asci
Basidia
Sporangia
Conidia
The exogenous production of spores after karyogamy and meiosis is a characteristic feature of:
Mushroom formation
Yeast budding
Bacterial conjugation
Basidiomycetes
If karyogamy is followed by meiosis and spores are produced exogenously, which fungal group is likely being described?
Ascomycetes
Zygomycetes
Chytridiomycetes
Basidiomycetes
Unlike Basidiomycetes, where spores are produced exogenously after karyogamy and meiosis, Ascomycetes produce spores:
Endogenously
Exogenously
Through fragmentation
By budding
Which of the following organisms does NOT possess a nucleus enclosed within a membrane?
Saccharomyces
Amoeba
Paramecium
Bacteria
Identify the organism that is characterized by the absence of a true nucleus.
Yeast
Mushroom
Plasmodium
Blue-green algae
Which of these cell types does NOT contain membrane-bound organelles like mitochondria and Golgi apparatus?
Plant cell
Animal cell
Fungal cell
Bacterial cell
