True nucleus is absent in :
True nucleus is absent in :
Options
(a) Mucor (b) Vaucheria (c) Volvox (d) Anabaena
Correct Answer:
Anabaena
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Biology
The structures that help some bacteria to attach to rocks and / or host tissues are:
The structures that help some bacteria to attach to rocks and / or host tissues are:
Options
(a) Fimbriae (b) Mesosomes (c) Holdfast (d) Rhizoids
Correct Answer:
Fimbriae
Explanation:
Fimbriae assist to some […]
The motile bacteria are able to move by:
The motile bacteria are able to move by:
Options
(a) fimbriae (b) flagella (c) cilia (d) pili
Correct Answer:
flagella
Explanation:
Motile bacteria have thin filamentous extensions from their cell wall called flagella
The imperfect fungi which are decomposer of litter and help in mineral cycling
The imperfect fungi which are decomposer of litter and help in mineral cycling belong to:
Options
(a) Basidiomycetes (b) Phycomycetes (c) Ascomycetes (d) Deuteromycetes
Correct Answer:
Deuteromycetes
Explanation:
Class – deutermycetes contains imperfect […]
Select the Taxon mentioned that represents both marine and fresh water species :
Select the Taxon mentioned that represents both marine and fresh water species :
Options
(a) Echionoderms (b) Ctenophroa (c) Cephalocoradata (d) Cnidaria
Correct Answer:
Cnidaria
Explanation:
No explanation available. Be the first to […]
Pick up the wrong statement
Pick up the wrong statement
Options
(a) Prostista have photosynthetic andheterotrophic modes of nutrition (b) Some fungi are edible (c) Nuclear membrane is present Monera (d) Cell wall is absent in Animalia
Correct […]
In which group of organisms the cell walls form two thin overlapping shells
In which group of organisms the cell walls form two thin overlapping shells which fit together?
Options
(a) Euglenoids (b) Dinoflagellates (c) Slime moulds (d) Chrysophytes
Correct Answer:
Chrysophytes
Explanation:
In chrysophytes, the […]
Choose the wrong statements:
Choose the wrong statements:
Options
(a) Neurospora is used in the study of biochemical genetics (b) Morels and truffles are poisonoues mushrooms (c) Yeast is unicellular and useful infermentation (d) Penicillium is multicellular […]
Which one of the following is not an inclusion body found in prokaryotes ?
Which one of the following is not an inclusion body found in prokaryotes ?
Options
(a) Cyanophycean granule (b) Glycogengranule (c) Polysome (d) Phosphate granule
Correct Answer:
Polysome
Explanation:
Polysomes are found in eukaryotes […]
Which of the following are not membrane-bound?
Which of the following are not membrane-bound?
Options
(a) Ribosomes (b) Lysosomes (c) Mesosomes (d) Vacuoles
Correct Answer:
Ribosomes
Explanation:
No explanation available. Be the first to write the explanation for this question […]