Please select a subject first
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Which of the following is not a function of cytoskeleton in a cell?
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Members of phycomycetes are found in ______.
- Aquatic habitats
- On decaying wood
- Moist and damp places
- As obligate parasites on plants
Choose from the following options
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Neurospora - an ascomycetes fungus has been used as a biological tool to understand the mechanism of plant genetics much in the same way as Drosophila has been used to study animal genetics. What makes Neurospora so important as a genetic tool?
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At a stage of their cycle, ascomycetes fungi produce the fruiting bodies like apothecium, perithecium or cleistothecium. How are these three types of fruiting bodies different from each other?
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Give one example each for an animal possessing placoid scales and that with cycloid scales.
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Write one example the following in the space provided.
Cold blooded animal ______.
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Give an example of the following:
Fish possessing poison sting
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Give the characteristic features of the following citing one example.
Chondrichthyes and ostichthyes
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Give an example for the following:
A fish possessing a poison sting
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Give an example for the following:
A fish possessing an electric organ
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How are prosthetic groups different from co-factors?
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Cut pieces of beetroot do not leave colour in cold water but do so in hot water. Explain.
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Minerals are present in the soil in sufficient amounts. Do plants need to adjust the types of solutes that reach the xylem? Which molecules help to adjust this? How do plants regulate the type and quantity of solutes that reach xylem?
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Explain the process of secondary growth in stems of woody angiosperm with help of schematic diagrams. What is the significance?
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Find out a qualitative test for proteins, fats and oils, amino acids and test, any fruit juice, saliva, and urine for them.
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The male and female reproductive organs of several pteridophytes and gymnosperms are comparable to floral structures of angiosperms. Make an attempt to compare the various reproductive parts of pteridophytes and gymnosperms with reproductive structures of angiosperms.
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Give an example for the following:
An organ, which regulates buoyancy
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In conifers fibres are likely to be absent in ______.
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What constitutes the cambial ring?
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