The cyanobacteria are also referred to as

(1) protists

(2) golden algae

(3) slime moulds

(4) blue-green algae

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Which statement is wrong for viruses?

(1) All are parasites

(2) All of them have helical symmetry

(3) They have ability to synthesize nucleic acids and proteins with the help of host cell 

(4) Antibiotics have no effect on them

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Nuclear membrane is absent in

(1) Penicillium

(2) Agaricus

(3) Volvox

(4) Nostoc

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Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group?

(1) Paramecium and Plasmodium belong to the same kingdom as that of Penicillium

(2) Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan

(3) Yeast used in making bread and beer is a fungus

(4) Nostoc and Anabaena are examples of Protista

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Maximum nutritional diversity is found in the group

(1) Fungi

(2) Animalia

(3) Monera

(4) Plantae

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Organisms called Methanogens are most abundant in a

(1) cattle yard

(2) polluted stream

(3) hot spring

(4) sulphur rock

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Which one of the following organisms is not an example of eukaryotic cells?

(1) Escherichia coli

(2) Euglena viridis

(3) Amoeba proteus

(4) Paramecium caudatum

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Which one of the following is wrongly matched?

(1)

Puccinia      

– Smut

(2)

Root

– Exarch protoxylem

(3)

Cassia

– Imbricate aestivation

(4)  

Root pressure  

– Guttation

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Single-celled eukaryotes are included in 

(a) Protista                   (b) Fungi

(c) Archaea                  (d) Monera

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Membrane-bound organelles are absent in

(1) Saccharomyces

(2) Streptococcus

(3) Chlamydomonas

(4) Plasmodium

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