biology MCQs – Page 29

Practise multiple-choice questions from biology for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

biology Mcqs
561. The radial symmetry is found in the animals of___________?
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A. Cnidaria

B. Porifera

C. Protozoa

D. All of these

562. In bacterial categories the bacteria smaller in number are_______________?
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A. Ancient bacteria

B. Gram-ive bacteria

C. Gram +ive bacteria

D. Eubacteria

563. Earthworm is an example of ______________feeder?
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A. Macrophageus

B. Detritus

C. Filter

D. Fluid

564. A bacterium with tuft of flagella at both poles is called_____________?
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A. Amphitrichous

B. Lophotrichus

C. Monotrichous

D. Peritrichous

565. Kingdom protista includes_____________phyla?
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A. 26

B. 27

C. 28

D. 29

566. Of the following which one is not found in series proterostomia?
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A. Echinodermata

B. Annelida

C. Mollusea

D. Arthropoda

567. Ferns are included in__________?
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A. Lycopsida

B. Pteropsida

C. Sphenopsida

D. Psilopsida

568. ____________is about 2.4 meter in length and comprising about two fifth of the small intestine?
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A. Jejunum

B. Duodenum

C. Ileum

D. Caecum

569. By which of the following mechanism unicellular yeast reproduce?
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A. Fragmentation

B. Conidiation

C. Budding

D. Sporing

570. Coelom that develops from the archenteron as outpouching is__________?
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A. None of these

B. Pseudocoelom

C. Enterocoelom

D. Schizocoelom

571. which of the following gives to rise two daughter cell during cell division?
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A. meiosis

B. mitosis

C. both a & b

D. none of these

572. Germ theory of disease has________________postulates?
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A. 4

B. 5

C. 3

D. 6

573. Some bacteria ranging occasionally a size of 500 ?m in length are___________________?
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A. Escherichia coli

B. Epulopiscuim

C. Spirochetes

D. Mycoplasma

574. Which of the following is an RNA virus:
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A. HBV

B. Influenza virus

C. Pox virus

D. Herpes virus

575. Those bacteria which are fully dependent upon their host for nutrition are called__________?
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A. Heterotrophic bacteria

B. Saprophytic bacteria

C. Chemosynthetic bacteria

D. Parasitic bacteria
576. Anus is surrounded by _____ types of muscles?
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A. 4

B. 3

C. 2

D. 1

577. All phostosynthetic euglenoids lose their chlorophyll when grown in dark and obtain their nutrients heterotrophically this statement is___________?
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A. Unpredictable

B. False

C. May be true may be false

D. TRUE

578. The liquid that escapes during defrosting frozen meat contains _____ bacteria?
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A. Salmonella

B. Azobacter

C. Campylobacter

D. Nitrobacter

579. Animals with greatest number of similarities are grouped together in a/an___________?
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A. Genus

B. Family

C. Order

D. Phylum

580. In planaria, numerous small branches which end blindly are called as__________?
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A. Digestive tract

B. Intestinal caeca

C. Hepatic caeca

D. Both B & C