NEET Biology Biological Classification MCQs Set C

More Questions.............................................

Question:

Statement-1 : Linnaeus classified plants into trees, shrubs and herbs, on the basis of morphological characters.
Statement-2 : Aristotle divided animals into group - Anaima and Enaima.

• a) Only statement-2 is correct
• b) Only statement-1 is correct
• c) Both statement-1 and statement-2 are correct
• d) Both statement-1 and statement-2 are incorrect

Answer: Only statement-2 is correct

Question: In members of which kingdom, nuclear membrane is absent?

• a) Monera
• b) Protista
• c) Fungi
• d) Plantae

Answer: Monera

Question: In five kingdom classification, the kingdom that includes the blue-green algae, nitrogen-fixing bacteria and methanogenic archaebacteria, is

• a) Monera
• b) Protista
• c) Fungi
• d) Plantae

Answer: Monera

Question: Which one of the following is not the basis of five kingdom classification?

• a) Reserve food material
• b) Body organisation
• c) Cell structure
• d) Reproduction

Answer:  Reserve food material

Question: Position of bacteria in the kingdom system of classification proposed by Linnaeus is

• a) Plantae
• b) Animalia
• c) Protista
• d) Monera

Answer: Plantae

Question: Who was the founder of five kingdom system of classification?

• a) R.H. Whittaker
• b) Aristotle
• c) T.O. Diener
• d) C. Linnaeus

Answer: R.H. Whittaker

Question: According to five kingdom system, gymnosperms and angiosperms are grouped under the kingdom

• a) Plantae
• b) Fungi
• c) Protista
• d) Monera

Answer: Plantae

Question: Which organisms are not included in the five kingdom system of classification?

• a) Both
• b) Lichens
• c) Viruses
• d) Protozoans

Answer: Both

Question:  Who for the first time classified organisms on the basis of scientific approach?

• a) Aristotle
• b) Linnaeus
• c) Whittaker
• d) Pasteur

Answer: Aristotle

Question: Aristotle classified animals in two groups on the basis of presence or absence of RBC. The group which does not have RBCs is

• a) Anaima
• b) Enaima
• c) Ovipera
• d) Vivipera

Answer: Anaima

Question: Heterotrophic, eukaryotic, multicellular organisms lacking a cell wall are included in the kingdom

• a) Animalia
• b) Plantae
• c) Fungi
• d) Protista

Answer: Animalia

Question:

• a) a(ii), b(i), c(iii), d(iv)
• b) a(i), b(ii), c(iv), d(iii)
• c) a(ii), b(i), c(iv), d(iii)
• d) a(i), b(ii), c(iii), d(iv)

Answer: a(ii), b(i), c(iii), d(iv)

Question: During favourable conditions bacteria mainly reproduce by

• a) Fission
• b) Sporulation
• c) Fragmentation
• d) Budding

Answer: Fission

Question: Select the correct statement.

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

Answer: Members of kingdom Protista are primarily aquatic

Question: Select the incorrect statement

• a) The cell wall of Mycoplasma are made up of chitin
• b) Heterotrophic bacteria are more abundant in nature
• c) Cyanobacteria often form blooms in polluted water bodies
• d) Nostoc and Anabaena have heterocysts for nitrogen fixation

Answer:  The cell wall of Mycoplasma are made up of chitin

Question: Heterocysts present in Anabaena is specialised for

• a) Nitrogen fixation
• b) Food storage
• c) Fission
• d) Sexual reproduction

Answer:  Nitrogen fixation

Question:   Mark the odd one w.r.t. cell wall.

• a) Cyanobacteria
• b) Thermoacidophiles
• c) Methanogens
• d)  Halophiles

Answer: Cyanobacteria

Question: Primitive bacteria living in salty areas are called as

• a) Halophiles
• b) Heliophytes
• c) Thermoacidophiles
• d) Methanogens

Answer: Halophiles

Question:  Select the non-protistan group.

• a) Phycomycetes
• b) Chrysophytes
• c) Dinoflagellates
• d) Slime moulds

Answer: Phycomycetes

Question: Which of the following is correct?

• a) Protozoans lack cell wall
• b) Pellicle is absent in Euglena
• c) All slime moulds are haploid
• d) Dinoflagellates are non-motile

Answer: Protozoans lack cell wall

Question: Which is not a feature of dinoflagellates?

• a) These are mostly fresh water and non-photosynthetic
• b) They release toxins
• c) Their cell wall has stiff cellulose plates on the outer surface
• d) They cause red tides

Answer: These are mostly fresh water and non-photosynthetic

Question: _________ are saprophytic protists, whose body moves along decaying twigs and leaves engulfing organic material.

• a) Slime moulds
• b) Chrysophytes
• c) Dinoflagellates
• d) Euglenoids

Answer:  Slime moulds

Question: Being photosynthetic, which organism in absence of sunlight behave like heterotrophs?

• a) Euglenoids
• b) Slime moulds
• c) Sporozoans
• d) Ciliated protozoans

Answer: Euglenoids

Question: Which is the incorrect statement regarding fungi?

• a) The cell wall of fungi are composed of peptidoglycan
• b) Penicillium is a source of antibiotic
• c) Wheat rust causing agent is Puccinia
• d) Fungi prefer to grow in warm and humid places

Answer: The cell wall of fungi are composed of peptidoglycan

Question:

Statement-1 : Yeast is a multicellular fungus.
Statement-2 : Penicillium is an unicellular fungus.
Statement-3 : Albugo is a parasitic fungus on mustard

• a) Only statement-3 is correct
• b) Only statement-1 and statement-2 are correct
• c) All the above statements are incorrect
• d) Both statement-1 and statement-3 are correct

Answer: Only statement-3 is correct

Question: Mark the correct statement

• a) The mycelium of basidiomycetes is branched and septate
• b) Phycomycetes include mushrooms, bracket fungi or puff balls
• c) Neurospora is used extensively in biochemical and genetic work, it belongs to group basidiomycetes
• d) Morels and truffles are non-edible

Answer: The mycelium of basidiomycetes is branched and septate

Question: With respect to fungal sexual cycle, choose the correct sequence of events.

• a) Plasmogamy, karyogamy and meiosis
• b) Meiosis, plasmogamy and karyogamy
• c) Karyogamy, plasmogamy and meiosis
• d) Meiosis, karyogamy and plasmogamy

Answer: Plasmogamy, karyogamy and meiosis

Question: Mark the odd one w.r.t. kingdom fungi.

• a) They do not reproduce by zoospores
• b) Most of fungi are saprophytic in their mode of nutrition
• c) They show a great diversity in structure and habitat
• d) They reproduce asexually and sexually

Answer: They do not reproduce by zoospores

Question:  The sex organs are absent, but plasmogamy is brought about by fusion of two vegetative or somatic cells of ifferent genotypes. It is the feature of

• a) Basidiomycetes
• b) Ascomycetes
• c) All of these
• d) Phycomycetes

Answer: Basidiomycetes

Question: The fungi form fruiting bodies in which _________ division occurs, leading to formation of _________ spores

• a) Reduction, haploid
• b) Mitotic, haploid
• c) Reduction, diploid
• d) Mitotic, diploid

Answer: Reduction, haploid

Question: Vegetative reproduction by fragmentation is common in

• a) Agaricus
• b) Saccharomyces
• c) Euglena
• d) Gonyaulax

Answer:  Agaricus

Question:

• a) Basidiomycetes – Claviceps
• b) Phycomycetes – Albugo
• c) Ascomycetes – Penicillium
• d) Deuteromycetes – Trichoderma

Answer: Basidiomycetes – Claviceps

Question: Haploid sexual spore produced exogenously is

• a) Basidiospore
• b) Oospore
• c) Zygospore
• d) Ascospore

Answer: Basidiospore

Question: Coenocytic mycelium is found in

• a) Phycomycetes
• b) Ascomycetes
• c) All of these
• d) Deuteromycetes

Answer: Phycomycetes

Question: The members of which group are commonly known as sac fungi?

• a) Ascomycetes
• b) Basidiomycetes
• c) Deuteromycetes
• d) Phycomycetes

Answer: Ascomycetes

Question:

• a) A = Mucor, B = Aspergillus, C = Agaricus
• b) A = Agaricus, B = Mucor, C = Aspergillus
• c) A = Mucor, B = Agaricus, C = Aspergillus
• d) A = Agaricus, B = Aspergillus, C = Mucor

Answer: A = Mucor, B = Aspergillus, C = Agaricus

Question: Which one is correctly matched?

• a) Deuteromycetes - Imperfect fungi
• b) Ustilago - Mushroom
• c) Agaricus - Smut
• d) Puccinia - Insectivorous plant

Answer: Deuteromycetes - Imperfect fungi

Question: Which of the following statement is incorrect about viruses?

• a) TMV contains both RNA and DNA as its genetic material
• b) Bacteriophages are usually double stranded DNA viruses
• c) Viruses do not have their own metabolic system
• d) Viruses contain either RNA or DNA

Answer:  TMV contains both RNA and DNA as its genetic material

Question: Viruses that infect the bacteria are termed as

• a) Bacteriophages
• b) Mycophages
• c) Cyanophages
• d) None of these

Answer: Bacteriophages

Question: Who demonstrated that the extract of the infected plants of tobacco could cause infection in healthy plants?

• a) M.W. Beijerinek
• b) D.J. Ivanowsky
• c) W.M. Stanley
• d) Pasteur

Answer: M.W. Beijerinek

Question: The protein coat called capsid made of small subunits called capsomeres are present in

• a) Viruses
• b) Bacteria
• c) Fungi
• d) Gymnosperms

Answer: Viruses

Question: Select the incorrect match w.r.t. genetic material

• a) Herpes virus – ssDNA
• b) TMV – ssRNA
• c) Bacteriophage – dsDNA
• d) Influenza virus – ssRNA

Answer:  Herpes virus – ssDNA

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:   Select the correct statement.

• a) Mumps and Herpes are viral diseases
• b) RNA of viroids have high molecular weight than viruses
• c) Viroids have double stranded RNA
• d) The name virus was given by D.J. Ivanowsky

Answer: Mumps and Herpes are viral diseases

Question: Lichens show symbiotic relationship between

• a) Algae and fungi
• b) Algae and bacteria
• c) Algae and bacteriophage
• d) Fungi and bacteriophage

Answer: Algae and fungi

Question:  Which is correct w.r.t. lichens?

• a) They are good pollution indicators
• b) Mycobiont is autotrophic component
• c) Phycobiont is heterotrophic component
• d) They do not grow in non-polluted areas

Answer: They are good pollution indicators

Question: The association of fungi with the roots of higher plants is called

• a) Mycorrhiza
• b) Slime mould
• c) Neurospora
• d) Lichens

Answer: Mycorrhiza

Question: Select the incorrect statement

• a) The mode of nutrition in plants is holozoic
• b) Plantae includes algae, bryophytes, pteridophytes, gymnosperms and angiosperms
• c) Bladderwort and Venus fly trap are examples of insectivorous plants
• d) Cuscuta is a parasitic plant

Answer: The mode of nutrition in plants is holozoic

Question:  In which group of organisms, reserve food is stored in the form of glycogen and fat?

• a) Man and Monkey
• b) Bladderwort and Cuscuta
• c) Cuscuta and Dog
• d) Bladderwort and Venus fly trap

Answer:  Man and Monkey

Question: Diatomaceous earth is formed due to which substance?

• a) Silicon
• b) Copper
• c) Calcium
• d) Phosphorus

Answer: Silicon

Question: Which kingdom was introduced in four kingdom classification and who proposed it ?

• a) Monera and Copeland
• b) Plantae and Linnaeus
• c) Protista and Copeland
• d) Monera and Whittaker

Answer: Monera and Copeland

Question:  Select correct match w.r.t. Whittaker’ system of classification

• a) Fungi : Multicellular/loose tissue, eukaryotic, osmotrophs, chitinous wall
• b) Protista : Unicellular, eukaryotic, photoauto-trophs and chemoautotrophs
• c) Monera : Unicellular, osmotrophs, producers and decomposers, true cellulosic cell wall
• d) Animalia : Multicellular, eukaryotic, organ or organ system, holozoic, no saprobic

Answer: Fungi : Multicellular/loose tissue, eukaryotic, osmotrophs, chitinous wall

Question: Domain Eukarya includes how many kingdoms (w.r.t. six kingdom system)?

• a) 4
• b) 1
• c) 3
• d) 2

Answer: 4

Question: Bacteria are considered primitive organisms because they

• a) Possess incipient nucleus
• b) Are small, microscopic plants, which are not seen by the naked eyes
• c) Cause serious diseases to human being, domesticated animals and crop plants
• d) Produce endospores which are very resistant to adverse conditions

Answer:  Possess incipient nucleus

Question: 70S ribosomes, chromatophores and circular DNA, are found in

• a) Some prokaryotes
• b) All eukaryotes
• c) All prokaryotes
• d) Some eukaryotes and some prokaryotes

Answer: Some prokaryotes

Question: There is no alternation of generation in Escherichia coli because of the absence of

• a) Both
• b) Reduction division
• c) Syngamy
• d) None of these

Answer: Both

Question:  Branched chain lipids occur in the cell membranes of

• a) Methanobacterium
• b) Mycoplasma
• c) Actinomycetes
• d) Streptomyces

Answer: Methanobacterium

Question: Cyanobacteria do not possess

• a) Flagella
• b) Plasmids
• c) Pigments
• d) Gene recombinations

Answer: Flagella

Question: Bacterial cell divides every one minute. It takes 15 minutes a cup to be one-fourth full. How much time will it take to fill the cup?

• a) 17 minutes
• b) 60 minutes
• c) 45 minutes
• d) 30 minutes

Answer:   17 minutes

Question: Highly resistance nature of endospore is due to the presence of

• a) Dipicolinic acid and Ca in cortex
• b) Dipicolinic acid and peptidoglycan in spore coat
• c) Peptidoglycan in exosporium
• d) Dipicolinic acid and Ca in cell membrane

Answer: Dipicolinic acid and Ca in cortex