181. Archegoniophore is present in:
(1) Adiantum
(2) Marchantia
(3) Funaria
(4) Chara
182. Which one of the following
organisms is not an example of eukaryotic cells?
(1) Euglena viridis
(2) Paramecium caudatum
(3) Amoeba proteus
(4) Escherichia coli
183. Ethanol is commercially produced
through a particular species of:
(1) Trichoderma
(2) Saccharomyces
(3) Aspergillus
(4) Clostridium
184. Which one of the following is not a
biofertilizer?
(1) Nostoc
(2) Agrobacterium
(3) Mycorrhiza
(4) Rhizobium
185. Virus envelope is known as:
(1) Nucleoprotein
(2) Capsid
(3) Core
(4) Virion
186. Which one of the following pairs is
wrongly matched while the remaining three are correct?
(1) Bryophyllum - Leaf buds
(2) Penicillium - Conidia
(3) Agave - Bulbils
(4) Water hyacinth - Runner
187. Organisms called methanogens are
most abundant in a:
(1) polluted stream
(2) sulphur rock
(3) hot spring
(4) cattle yard
188. The gametophyte is not an
independent, free living generation in:
(1) Marchantia
(2) Polytrichum
(3) Pinus
(4) Adiantum
189. Compared with the gametophytes of
the bryophytes the gametophytes of vascular plant are
(1) larger and have larger sex organs
(2) smaller but have larger sex organs
(3) smaller and have smaller sex organs
(4) larger but have smaller sex organs
190. In eubacteria, a cellular component
that resembles eukaryotic cells is:
(1) ribosomes
(2) plasma membrane
(3) cell wall
(4) nucleus
191. The cyanobacteria are also referred
to as
(1) Slime moulds
(2) protists
(3) blue green algae
(4) golden algae
192. The most abundant prokaryotes
helpful to humans in making curd from milk and in production of antibiotics are
the ones categorised as:
(1) Chemosynthetic autotrophs
(2) Cyanobacteria
(3) Heterotrophic bacteria
(4) Archaebacteria
193. How many among Aedes, Limulus,
Pheretima, Ancylostoma, and Antedon possess true coelom, segmentation, and a
closed circulatory system?
(1) One
(2) Two
(3) Three
(4) Four
Q194. Selaginella and Salvinia are considered
to represent a significant step toward evolution of seed habit because:
(1) megaspores possess endosperm and
embryo surrounded by seed coat
(2) female gametophyte is free and gets
dispersed like seeds
(3) embryo develops in female gametophyte which is retained on parent sporophyte.
(4) female gametophyte lacks archaegonia
195. Consider the following four
statements whether they are correct or wrong?
(A) The sporophyte in liverworts is more
elaborate than that in mosses
(B) Salvinia is heterosporous
(C) The life cycle in all seed-bearing
plants is diplontic
(D) In Pinus male and female cones are
borne on different trees
(1) Statements (B) and (C)
(2) Statements (A) and (C)
(3) Statements (A) and (B)
(4) Statements (A) and (D)
196. Which one of the following sets of
items in the options 1 – 4 are correctly categorized with one exception in it?
ItemsCategory- Exception
(1) Plasmodium, Cuscuta, Trypanosoma -Protozoan parasites- Cuscuta
(2) UAA, UAG, UGA -Stop codons -UAG
(3) Typhoid, Pneumonia, Diphtheria
-Bacterial diseases -Diphtheria
(4) Kangaroo, Koala, Wombat -Australian
marsupials -Wombat
197. In the five-kingdom classification,
Chlamydomonas and Chlorella have been included in
(1) plantae
(2) protista
(3) monera
(4) algae
198. How many organisms in the list
given below are autotrophs?
Lactobacillus, Nostoc, Chara,
Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosomes, Porphyra,
Wolffia
(1) Six
(2) Four
(3) Three
(4) Five
199. Which one single organism or the
pair of organisms is correctly assigned to its taxonomic group
(1) Yeast used in making bread and beer is a fungus
(2) Paramoecium and Plasmodium belong to
the same kingdom as that of Penicillium
(3) Nostoc and Anabaena are examples of
protista
(4) Lichen is a composite organism
formed from the symbiotic association of an algae and a protozoan
200. Which statement is wrong for
viruses
(1) They have ability to synthesize
nucleic acids and proteins
(2) All are parasites
(3) Antibiotics have no effect on them
(4) All of them have helical symmetry
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