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Acellular slime moulds show (a) Haploid...

Acellular slime moulds show
(a) Haploid uninucleate plasmodium
(b) Naked sporangia
(c) Autotrophic nutrition
(d) Isogamous type reproduction

A

Haploid uninucleate plasmodium

B

Naked sporangia

C

Autotrophic nutrition

D

Isogamous type reproduction

Text Solution

Verified by Experts

The correct Answer is:
D
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In acellular slime moulds, sporangium has an intricate network of cytoplasmic threads called (a) Peridium (b) Pseudopodia (c) Capillitium (d) Trichocyst

Consider the following statements and select correct set of features w.r.t. the life cycle of acellular slime moulds a. Haploid vegetative stage is myxamoebae b. Diploid vegetative stage as plasmodium c. Capillitium d. Photosynthetic protists e. Sporic meiosis f. Isogamous sexual reproduction g. Anisogamous sexual reproduction with zygotic meiosis

The thalloid body of a slime mould (myxomycetes) is known as (a) mycelium (b) protonema (c) plasmodium (d) fruiting body

Identify the correct sequence with respect to the growth of slime moulds. (a) Slime moulds rarr unfavourable conditions rarr plasmodium rarr favourable conditions rarr spore formation (b) Slime moulds rarr favourable conditions rarr spore formation rarr unfavourable conditions rarr Plasmodium (c) Slime moulds rarr favourable conditions rarr Plasmodium rarr unfavorable conditions rarr Spore formation (d) Slime moulds rarr Unfavourable conditions rarr Spore formation rarr favourable conditions. rarr Plasmodium

The correct combination of characters regarding slime molds is (a) parasitic, plasmodium with true walls, spores dispersed by air currents (b) parasitic, plasmodium without walls, spores dispersed by water (c) saprophytic, plasmodium without walls, spores dispersed by water (d) saprophytic, plasmodium without walls, spores dispersed by air currents.

Canal system in Proifera is not associated with (a) respiration (b) nutrition (c) sexual reproduction (d) none of these

Read the following statements w.r.t. protista. [(a) They have 80 S cytoplasmic ribosomes., (b) Flagella and cilia have 9+0 pattern of microtubule organization., (c) Ciliary mode of movement is faster than flagellated movement protista., (d) Some protists have mixotrophic nutrition., (e) acellular slime moulds are photosynthetic protozoans.]

Select the correct statement. (a) Cholera, typhoid, tetanus are well-known diseases caused by viruses (b) Dinoflagellates, euglenoids and slime moulds are placed under kingdom Monera (c) Members of kingdom Protista are primarily aquatic (d) Dinoflagellates are the chief 'producers' in the oceans

Read the following statements. (a) Algae are primary producers of energy rich compounds. (b) Marine algae are producers of hydrocolloids. (c) Stipe which is the leaf like photosynthetic organ is found in Ectocarpus . (d) Chlamydomonas shows only isogamous type of sexual reproduction. (e) Atlantic Ocean's sargasso was named after one of the brown algae. Select the correct option:

Read the following statements :- (A) The vegetative cells have a cellulosic wall usually covered by coating of algin (B) Vegetative reproduction takes place by fragmentation (C) Sexual reproduction may be isogamous, anisogamous or oogamous (D) The gametes are pyriform (Pear shaped) and bear two laterally attached unequal flagella Which algal group represents these characteristics ?

AAKASH INSTITUTE ENGLISH-BIOLOGICAL CLASSIFICATION-Exercise
  1. Mark the mis-matched pair

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  2. Red-organge photosenitive pigment in Euglena is (a) Astaxanthin (b)...

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  3. Acellular slime moulds show (a) Haploid uninucleate plasmodium (b) ...

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  4. In acellular slime moulds, sporangium has an intricate network of cyto...

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  5. Mark the correct match :

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  6. Mark the odd one (w.r.t. fungi) (a) Unicisternal Golgi bodies (b) Sh...

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  7. Select incorrectly matched pair : (a) Rhizopus - Sporangiospore (b) ...

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  8. Coenocytic mycelium is found in :- (a) Neurospora (b) Rhizopus (c)...

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  9. Choose incorrect match w.r.t. different classes of fungi

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  10. Asci are not organised into ascocarps in

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  11. Ultimate branches of conidiophore in Penicillium is

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  12. Name the asexual reproductive spores in fungi.

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  13. The name of the class is based on sexual structure as the site karyoga...

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  14. In Agaricus, clamp connections and dolipore septa are shown by the hyp...

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  15. Select correct statement w.r.t. mycorrhizal roots (a) They do not dif...

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  16. Lichens growing on tree bark are called (a) Lignicolous (b) Terricol...

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  17. Common mycobionts and phycobionts of lichen body are respectively

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  18. Foliose lichens are attached to the substratum at one or few places wi...

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  19. Specialised structure in the thallus of lichen for nitrogen fixation a...

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  20. Which of the following feature is not related with virus ?

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