Q.1
Which of the following option does not belong to Ascomycetes?
  • a) They are saprophytic, coprophilous and parasitic.
  • b) They include unicellular and multicellular forms.
  • c) Their mycelium is coenocytic
  • d) Aspergillus, Claviceps, Neurospora belong to this class.
Q.2
Select the wrong statement : [NEET 2018]
  • a) Pseudopodia are locomotory and feeding structures in Sporozoans.
  • b) Mushrooms belong to Basidiomycetes.
  • c) Cell wall is present in members of Fungi and Plantae.
  • d) Mitochondria are the powerhouse of the cell in all kingdoms except Monera.
Q.3
Oxygen is not produced during photosynthesis by .. [ NEET 2018]
  • a) Cycas
  • b) Nostoc
  • c) Green sulphur bacteria
  • d) Chara
Q.4
Ciliates differ from all other protozoans in [NEET 2018]
  • a) using pseudopodia for capturing prey
  • b) having a contractile vacuole for removing excess water
  • c) using flagella for locomotion
  • d) having two types of nuclei
Q.5
Chemosynthetic and anoxygenic photosynthesis are common in the following kingdom:
  • a) Monera
  • b) Protista
  • c) Fungi
  • d) Plantae
Q.6
Which among the following description is wrong about chrysophytes?
  • a) Diatoms are the chief producers of the ocean
  • b) Silicified cell wall of diatoms is called frustale
  • c) They appear yellow, green, brown, blue or red depending upon the pigment present in their cells
  • d) Their cell wall forms two thin overlapping shells which fit together as in a soap box.
Q.7
Septate mycelium and dikaryon formation is common in the following class/classes of fungi:
  • a) Phycomycetes and Ascomycetes
  • b) Ascomycetes and Basidiomycetes
  • c) Phycomycetes, Ascomycetes and Basidiomycetes
  • d) Deuteromycetes only.
Q.8
Which is the smallest plant virus?
  • a) Tobacco necrosis virus
  • b) Satellite tobacco necrosis virus
  • c) Tobacco mosaic virus.
  • d) Potato mosaic virus.
Q.9
iatoms and golden algae belong to:
  • a) Chrysophytes.
  • b) Dinoflagellates.
  • c) Euglenoids
  • d) Protozoans
Q.10
The powerful hallucinogen LSD is obtained from a fungus:
  • a) Aspergillus niger
  • b) Claviceps purpurea.
  • c) Neurospora
  • d) Penicillium chrysogenum.
Q.11
elect the correct combination of the statements (a-d) regarding the characteristics of certain organisms: (a) Methanogens are Archaebacteria which produce methane in marshy areas. ( b) Nostoc is a filamentous blue - green alga which fixes atmospheric nitrogen. (c) Chemosynthetic autotrophic bacteria synthesise cellulose from glucose. (d) Mycoplasma lacks a cell wall and can survive without oxygen.
  • a) b and c
  • b) a, b, c
  • c) b, c, d
  • d) a, b, d.
Q.12
Match the following:
Column I Column II Column III
a) Ascomycetes (i) Trichoderma p) Aplanospores
b) Phycomycetes (ii) Neurospora q) No sexual spores
c) Deuteromycetes (iii) Albugo r) Conidiospores
d) Basidiomycetes (iv) Amantia s) Oospores
  • a) a-(ii)-s, b-(i)-q, c-(iii)-p, d-(iv)-r.
  • b) a-(ii)-p, b-(i)-q, c-(iii)-r, d-(iv)-s.
  • c) a-(ii)-r, b-(iii)-p, c-(i)-r, d-(iv)-q
  • d) a-(iii)-q, b-(i)-s, c-(ii)-r, d-(iv)-q
Q.13
How many of the following fungi belong to the class Ascomycetes. Ustilago, Trichoderma, Aspergillus, Albugo, Saccharomyces, Mucor, Lycoperdon, Claviceps, Amantia, Neurospora, Penicillium.
  • a) 4
  • b) 5
  • c) 6
  • d) 7
Q.14
Which among the following are protistan algae?
  • a) Slime moulds and Ciliates
  • b) Chrysophytes and Dinoflagellates
  • c) Chrysophytes and Slime moulds
  • d) Euglenoids and Ciliates
Q.15
Choose the correct match:
  • a) Zoospores – Endogenous – Sexual spores.
  • b) Conidiospores – Endogenous – Asexual spores.
  • c) Ascospores – Endogenous – Sexual spores.
  • d) Basidiospores – Exogenous – Asexual spores.
Q.16
Obligate parasitic fungi on plants are seen in:
  • a) Phycomycetes.
  • b) Ascomycetes
  • c) Basidiomycetes.
  • d) Deuteromycetes.
Q.17
Trichodesmium erythreum causes red sea, but red tide is caused by some members of dinoflagellates, it also causes paralytic shell fish poisoning due to a toxin called Saxitoxin. The member is: `
  • a) Vorticella
  • b) Ceratium
  • c) Noctiluca
  • d) Gonyaulux
Q.18
Hook shaped outgrowth or clamp connections are used for proper distribution of dikaryon at the time of cell division. It is found in which group of fungi:
  • a) Basidiomycetes
  • b) Ascomycetes
  • c) Phycomycetes
  • d) Oomycetes
Q.19
ow many organisms in the list given below contain the fruiting body- Ascocarp? Saccharomyces, Agaricus, Pythium, Ustilago, Peziza, Neurospora, Erysiphae, Penicillium, Rhizopus, Claviceps.
  • a) 5
  • b) 6
  • c) 7
  • d) 8
Q.20
Prions are composed largely of Prp-proteins, discovered by Stanley B Prusiner. The disease associated with Prions is/are:
  • a) Kuru (Laughing disease).
  • b) Madcow disease.
  • c) Creutzfeldt – Jakob disease.
  • d) All the above.
Q.21
Moneran cell wall is mainly composed of:
  • a) Polysaccharides and amino acids.
  • b) Lipids and amino acids
  • c) Polysaccharides and silica.
  • d) Cellulose and silica.
Q.22
Which among the following organisms in kingdom Monera completely lack a cell wall?
  • a) Halophiles.
  • b) Cyanobacteria.
  • c) Mycoplasma.
  • d) Euglenoids.
Q.23
Organisms which contribute to the formation of diatomaceous earth belong to:
  • a) Dinoflagellates
  • b) Euglenoids.
  • c) Slime moulds.
  • d) Chrysophytes.
Q.24
The members of this group are either free-living or parasitic. They have flagella. The parasitic forms cause diseases such as sleeping sickness. This description is that of:
  • a) Ciliated protozoans.
  • b) Flagellated protozoans
  • c) Sporozoans.
  • d) Euglenoids.
Q.25
Choose the incorrect option:
  • a) Mucor – Phycomycetes
  • b) Alternaria – Deuteromycetes
  • c) Aspergillus – Basidiomycetes
  • d) Neurospora – Ascomycetes
Q.26
Mesosomes in bacteria are considered equivalent to mitochondria. What is correct for mesosomes?
  • a) They contain respiratory enzymes like cytochrome oxidase and dehydrogenase
  • b) They are infoldings of cell membrane to increase surface area.
  • c) They are attached to nucleoid to provide energy during binary fission and help in nucleoid separation and septa formation.
  • d) All of the above.
Q.27
Who demonstrated that the extract of the virus infected plants of tobacco could cause infection in healthy plants:
  • a) D.J. Ivanowsky
  • b) M.W. Beijerinek.
  • c) W.M. Stanley
  • d) Louis Pasteur
Q.28
The protein coat of virus is known as:
  • a) Capsid.
  • b) Capsomeres.
  • c) Nucleoid.
  • d) Glycocalyx.
Q.29
atch Column I with Column II.
Column I Column II
a) Water mould Saprolegnia
b) Spongy mushroom Peziza
c) Cup fungus Morchella
d) Puffball Lycoperdon
e) Bracket fungi Polypores
f) Budding fungus Saccharomyces
g) Beard of old man Usnea
h) Wonder drug Penicillium
  • a) a→1, b→2, c→3, d→4, e→5, f→6,g→7 h→8
  • b) a→1, b→3, c→2, d→4, e→5, f→6,g→7 h→8
  • c) a→1, b→3, c→2, d→5, e→4, f→7,g→6 h→8
  • d) a→1, b→3, c→2, d→5, e→4, f→6,g→7 h→8
Q.30
Red rot of sugarcane is caused by:
  • a) Albugo candida
  • b) Claviceps purpurea.
  • c) Phytophthora infestans
  • d) Colletotrichum falctum
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