Chromatophores take part in?
The imperfect fungi which are decomposers of litter and help in mineral cycling belong to?
Select the wrong statement:
|1.||The viroids were discovered by D.J lvanowsky.|
|2.||W.M. Stanley showed that viruses could be crystallized.|
|3.||The term 'contagium vivum fluidum' was coined by MW Beijerinck.|
|4.||Mosaic disease in tobacco and AIDS in human beings are caused by viruses.|
Which one is the wrong statement?
|1.||Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms.|
|2.||Mucor has biflagellate Zoospores|
|3.||Haploid endosperm is a typical feature of gymnosperms.|
|4.||Brown algae have chlorophyll a and c fucoxanthin.|
Cell wall is absent in:
Choose the wrong statement:
|1.||Penicillium is multicellular and produces antibiotics.|
|2.||Neurospora is used in the study of biochemical genetics.|
|3.||Morels and truffles are poisonous mushrooms.|
|4.||Yeast is unicellular and useful in fermentation.|
In which group of organisms the Cell walls form two thin overlapping shells which fit together?
4. Slime moulds
Pick up the wrong statement.
|1.||Cell wall is absent in Animalia.|
|2.||Protista have photosynthetic and heterotrophic modes of nutrition|
|3.||Some fungi are edible|
|4.||Nuclear membrane is present in Monera.|
Which of the following are most suitable indicators of SO2 pollution in the environment?
Which one of the following matches is correct?
|(b) Alternaria||Sexual reproduction Absent||Deuteromycetes|
|(c) Mucor||Reproduction by conjugation||Ascomycetes|
|(d) Agaricus||Parasitic fungus||Basidiomycetes|