Dinoflagellates can not appear

  • Black

  • White

  • More than one option is correct

  • Pink

Which of the following property belongs to Dinoflagellates?

  • Loose cellulose plates in cell wall

  • The outer surface has more loosening of cell wall than inner

  • Rapid multiplication

  • Not harmful for others

Which of the following is not associated with red tides

  • Harmful for marine organisms

  • Gonyaulax

  • Aquatic habitat

  • Color is due to pigment in the cell of Dinoflagellates

…….of them have …..flagella  …..lie in a furrow between wall plates

  • All, 2, both

  • Many, 3, trasverse falgella

  • Most, 2, both

  • All, 3, longitudinal flagella

Pellicle is found in

  • Euglenoids

  • Dinoflagellates

  • Diatoms

  • Eubacteria

Euglenoids are not

  • Mostly marine

  • Have pellicle

  • Lack cell wall

  • Flexible body

Euglenoids do not possess this feature-

  • Always photosynthetic

  • Pigments like higher plants

  • Pellicle provides flexibility

  • Found in stagnant water

Euglenoids can be/have

  • Predator

  • With cell wall

  • Polysaccharide rich protein layer

  • All are marine organisms

Slime moulds aren't/haven't

  • Extremely resistant

  • Having spores which are dispersed by air currents

  • An aggregation called as plasmodium

  • Photoautotrophs

The primitive relative of animals are

  • Dinoflagellates

  • Diatoms

  • Euglenoids

  • Protozoans

Which of the following is not correctly matched?

  • Amoeboid protozoan- entamoeba

  • Flagellated Protozoan- trypanosoma

  • Cilliated Protozoan-plasmodium

  • More than one option is correct

The Marine forms of amoeboid protozoans can have

  • Silica shell on their surface

  • Flagella

  • Cilia

  • More than one option is correct

Sleeping sickness is caused by

  • Flagellated protozoan

  • Cilliated Protozoan

  • Sporozoan

  • Amoeboid protozoan

Which of the following shows the coordinated movement of cilia?

  • Trypanosoma

  • Entamoeba

  • Paramoecium

  • Plasmodium

Which of the following kingdom constituents Saprotrophic organisms?

  • . Protista
  • . Monera
  • . Fungi
  • . Plantae

We usually observe some colourful growth on moist bread and rotten fruits, what does it belong to?

  • . Bacteria
  • . Fungi
  • . Algae
  • . None of the above

What causes rust of wheat?

  • . Puccinia
  • . Penicillium
  • . Mucor
  • . Rhizopus

Which of the following with respect to habitat is cosmopolitan?

  • . Protistan
  • . Plants
  • . Animals
  • . Fungi

Fungi prefer to grow in-

  • . Warm and dry places
  • . Warm and moist places
  • . Cool and dry places
  • . Cool and moist places

Characteristic features of yeast are –

  • . Unicellular
  • . Reproduce by budding
  • . Chitinous cell wall
  • . All of the above

Fungal bodies consist of long, slender thread-like structures called as-

  • . Mycelium
  • . Hyphae
  • . Frond
  • . Setae

Coenocytic hyphae are-

  • . Continuous tubes filled with uninucleated cytoplasm
  • . Continuous tubes filled with multinucleated cytoplasm
  • . Branched tubes filled with multinucleated cytoplasm
  • . Branched tubes filled with uninucleated cytoplasm

Fungi has symbiotic association with-

  • . Algae
  • . Roots of higher plants
  • . Animals
  • . Algae and roots of higher plants

Which of the following is the asexual spore?

  • . Basidiospores
  • . Zoospores
  • . Oospores
  • . Ascospores

Which of the following is the sexual spore?

  • . Conidia
  • . Sporangiospore
  • . zoospore
  • . Ascospore

The various spores produced in distinct structures are called as-

  • . Sorii
  • . Fruiting bodies
  • . Mycelium
  • . Frond

Which of the following is not involved in the sexual cycle of fungi?

  • . Plasmogamy
  • . Meiosis
  • . Mitosis
  • . Karyogamy

Fusion of protoplasms between two motile or non-motile gametes is called as-

  • . Karyogamy
  • . Plasmogamy
  • . Fusion
  • . Fertilization

If meiosis in zygote results in haploid spores, then ploidy of adult cells should be-

  • . Haploid
  • . Diploid
  • . Dikaryon
  • . None of the above

An intervening dikaryotic stage occurs in-

  • . Phycomycetes and Ascomycetes
  • . Ascomycetes and Basidiomycetes
  • . Basidiomycetes and Phycomycetes
  • . Phycomycetes and Ascomycetes

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Practice Botany Quiz Questions and Answers