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Sciences MCQs
Corolla and calyx collectively termed as_____.
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- Perianth
- Complete flower
- Hermaphrodite
- Sexual whorls
Who discovered the bacteria causing tuberculosis and also developed various techniques of media preparation and maintenance of pure culture_____.
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- Leeuwenhoek
- Robert Koch
- Louis Pasteur
- Alexander Fleming
At which stage in the life cycle of Rhizopus meiosis takes place?
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- Formation of sporangiophore via germination of zygospore
- Formation of spores in sporangia
- Fusion of two hyphae
- Formation of Zygote by fusion of gametangia
Which of the following is largest part of brain?
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- Cerebellum
- Cerebrum
- Medulla oblongata
- Thalamus
Which of the following group represent pathological fungi_____.
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- Mushrooms morels and truffles
- Penicillium
- Rusts smuts and molds
- None of these
_____ cells of phloem are directly involved in transport of organic solutes?
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- Parenchyma
- Sieve element
- Companion cell
- Tracheid
Sickle cell anemia is an example of_____.
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- Point mutation
- Chromosomal aberration
- Insertion of gene
- Deletion of gene
Prokaryotes don’t have:_____.
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- Cell membrane
- Cytoplasm
- Nucleus
- All of these
Tobacco mosaic virus is_____.
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- Spherical
- Tadpole like
- Hexagonal
- Rod Shaped