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[AIIMS 2000]
Disease Pathogen
Column-I Column-II
[AIIMS 2005]
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1.
Meiosis in Dryopteris
takes place during [AIIMS 1997]
(a)
spore
formation
(b)
gametic formation
(c)
spore
germination
(d)
zygote formation
2.
Sometimes
a ladder like structure in Spirogyra
is formed due to [AIIMS 1998]
(a)
lateral conjugation
(b)
asexual reproduction
(c)
scalariform conjugation
(d)
direct conjugation
3.
In which
group of the following would you place
the plants having vascular tissue and lacking seeds? [AIIMS 1998]
(a) Algae
(b) Fungi
(c) Bryophytes
(d) Pteridophytes
4.
Largest ovule
in plant kingdom
are found in
(a) Pinus
(b) Cycas
(c) Thuja
(d) Gnetum
5.
Plant material, which is used in culture
medium is obtained from [AIIMS 1998]
(a) Cycas
(b) coconut milk
(c) Pinus
(d) mango
6.
Which
is a saprophytic angiosperm?[ AIIMS 1998]
(a) Cuscuta
(b) Neottia
(c) Agaricus
(d) Yeast
7.
Bryophytes do not possess[AIIMS 1999]
(a) vascular tissue
(b) gametophyte
(c) alternation of generation
(d) spores
8.
The
heart shaped fern prothallus is[AIIMS 1999]
(a) gametophyte
(b) sporophyte
(c) saprophyte
(d) gamete
9. In Dryopteris, the opening mechanism of
sporangium is effectively operated by [AIIMS 1999]
(a) stalk
(b) stomium
(c) annulus
(d) peristome
10. 13
celled male gametophyte of Selaginella has
[AIIMS 2000]
(a) 12
cells of antheridium + 1 prothallial cell
(b) 10
cells of antheridium + 3 prothallial cell
(c) 9 cells of antheridium + 4 prothallial cell
(d) 8 cells of antheridium + 6 prothallial cell
11. Which
of the following
is found in algal
zone of
Cycas coralloid roots?[ AIIMS
2000]
(a) Blue green
algae
(b) Red algae
(c) Diatoms
(d) Brown algae
12.
Sex
organs in Funaria develop[AIIMS
2001]
(a) in protonema.
(b) outside capsule.
(c) in
the axil of leaf.
(d) at the tip of gametophore.
13. In which portion of Cycas
diploxylic vascular bundles are found ?[ AIIMS 2001]
(a) Root
(b) Stem
(c) Leaflet
(d)
Rachis and leaflet
14.
Funaria gametophyte is[AIIMS 2001]
(a) dioecious
(b) heteroecious
(c) autoecious
(d) monoecious and autoecious
15. Sometimes,
the fern plant arises from fern prothallus without
fertilization. This is an example
of[AIIMS 2001]
(a) apospory
(b) apogamy
(c) parthenocarpy
(d) gametogenesis
16. Zygospore
of Spirogyra at the time
of meiosis is divided into 4 nuclei.
How many nuclei degenerate out of
these four ? [AIIMS 2001]
(a) One
(b) Two
(c) Three
(d) Four
17.
Cycas
is[AIIMS
2001]
(a) monoecious
(b) bisexual
(c) dioecious
(d) hermaphrodite
18.
The
drug bellodona is obtained from[AIIMS 2001]
(a) Atropa
(b) Opium
(c) Rauwolfia
(d) Solanum
19.
Algae
are useful because they[AIIMS 2002]
(a) purify the atmosphere
(b) are
large in number
(c) are
used in fermentation
(d) are used to study respiration
20.
The
plant body of Funaria is[AIIMS 2002]
(a) sporophyte
(b) gametophyte
(c) predomin antly sporophyte with independent gametophyte
(d) predomin an
tly gametophyte with
dependent sporophyte.
21.
Elaters
help in dispersal of spores
of [AIIMS 2002]
(a) Riccia
(b) Marchantia
(c) Dryopteris
(d) Funaria
22. The nature
of megasporophyll of Cycas is
similar to[AIIMS 2002]
(a) stamen
(b) carpel
(c) sepal
(d) petal
23. Which of the
following helps in respiration of lichens? [AIIMS
2002]
(a) Isidia
(b) Soredia
(c) Cyphella
(d) Cephalodia
24.
In Ulothrix, meiosis takes place in[AIIMS
2004]
(a) cells
of the filament
(b) holdfast
(c) zygote
(d) zoospores
25. Mosses
and
ferns are found in moist and shady
places because both[AIIMS 2004]
(a) require presence of water for fertilization.
(b) do not need sunlight for photosynthesis.
(c) depend
for their nutrition on micro- organisms which can survive only at low temperature.
(d) cannot compete with sun-loving plants.
26. In
the following table identify
the correct matching of the crop, its
disease and the corresponding pathogen[AIIMS 2006]
27.
Plants of which one of the following
groups of genera are pollinated by the same agency?
(a) Triticum, Cocos, Mangifera
(b) Ficus, Kigelia, Casuarina
(c) Salvia, Morus,
Euphorbia
(d) Bombax, Butea,
Bauhinia
28.
Which of the following match is correct? [AIIMS 2007]
Disease Pathogen
(a) Wilt
disease Synchytrium
(b) Citrus canker Xanthomonas
(c) Red rot of sugarane Ustilago
(d) Powdery mildew Fusarium
29. People
recovering
from long illness are often advised to include the alga Spirulina in their diet because it[AIIMS 2003, 2008]
(a) makes the food easy to digest.
(b) is rich in proteins.
(c) has antibiotic properties.
(d) restores the intestinal microflora.
30.
Botanical name of Sanjeevani is[AIIMS 2009]
(a) Selaginella chrysocaulos
(b) Selaginella bryopteris
(c) Selaginella chrysorhizos
(d) None of
the above
31. In Pinus,
the third tier of embryonal cells from
below is known as[AIIMS
2009]
(a) rosette tier
(b) suspensor tier
(c) embryonal tier
(d) free-nuclear tier
32. Which
of the following
is found in algal
zone of
Cycas coralloid roots?[ AIIMS
2007, 2011]
(a) Blue green
algae
(b) Red algae
(c) Diatoms
(d) Brown algae
33. Which
among the following is a rootless plant?[ AIIMS 2007, 2011]
(a) Nymphaea
(b) Sagittaria
(c) Ceratophyllum
(d) Vallisneria
34. Sporocarp is a reproductive structure of [AIIMS 2012]
(a) Some algae
(b) Some
aquatic ferns having
sori
(c) Angiosperms having spores
(d) Bryophytes
35. Coralloid roots of Cycas
is distinguished from angiosperm roots by[AIIMS
2013]
(a) absence of pith
(b) having xylem tissue
(c) absence of algal zone
(d) presence of algal zone
36.
If the cells of root in
wheat plant have 42 chromosomes, then the no. of chromosome in the cell of pollen grain is [AIIMS2014] (a) 14
(b) 21
(c) 28
(d)
42
37. Match the following
Column-I Column-II
(Classes) (Examples)
A.
Psilotopsida I. Dryopteris, Pteris,
Adiantum
B.
Lycopsida II. Equisetum
C.
Sphenopsida III. Selaginella
D.
Pteropsida IV. Lycopodium
V. Psilotum(AIIMS 2016)
(a) A
– V; B – III; C – II; D – I
(b) A – I; B – II; C – III; D – IV
(c) A – IV; B – III; C – II; D – I
(d) A
– III; B – V; C – I; D – II
38.
Consider the following
statements regarding the major pigments and stored
food in the different groups of algae and choose the correct
option
(i)
In chlorophyceae, the stored food material is starch and the major pigments
are chlorophyll-a and
d.
(ii)
In phaeophyceae,
laminarian is the stored food and major pigments are chlorophyll-a
and b.
(iii)
In rhodophyceae, floridean starch is
the stored food and the major pigments are chlorophyll-a, d
and phycoerythrin.[AIIMS 2017]
(a) (i)
is correct, but (ii) and (iii) are incorrect
(b) (i)
and (ii) are correct,
but (iii) is incorrect
(c) (i)
and (iii) are correct,
but (ii) is incorrect
(d) (iii)
is correct, but (i) and (ii) are incorrect
Directions for (Qs. 39-45) : These questions consist of
two statements, each printed as
Assertion and Reason. While answering
these questions, you are required to choose any
one of the following five responses.
(a) If both Assertion and Reason are correct and the Reason
is a correct explanation of the Assertion.
(b) If both Assertion and
Reason are correct but Reason is not a
correct explanation of the Assertion.
(c) If
the Assertion is correct but
Reason is incorrect.
(d) If both
the Assertion and Reason are incorrect.
(e) If the Assertion is
incorrect but the
Reason is correct.
39. Assertion : Mosses are
evolved from algae. Reason : Protonema
of mosses is similar to
some green algae. [AIIMS 2001]
40.
Assertion : Coconut
tree is distributed in coastal areas over a large part of the world.
Reason : Coconut fruit can float and get dispersed over thousands
of kilometers before losing viability. [AIIMS 2004]
41.
Assertion : The fungi are widespread in
distribution and they
even live on or inside other plants and animals.
Reason : Fungi are
able to grow anywhere on land, water or
on other organisms because they have a variety
of pigments, including chlorophyll,
carotenoids, fucoxanthin and phycoerythrin.
[AIIMS 2005]
42.
Assertion : Algae and fungi are classified as thallophytes.
Reason
: They both are autotrophs. [AIIMS
2007]
43.
Assertion : Conifer trees produce a
large quantity of wind borne pollen
grains.
Reason : The pollen grains
have wings. [AIIMS
2007]
44.
Assertion : Red
algae contributes in producing
coral reefs.[AIIMS
2004,2011] Reason : Some red algae secrete and deposit
calcium carbonate over their
walls.
45. Assertion: The peristome is a fringe of
teeth- like projections found at the mouth of the
capsule. [AIIMS 2004, 2011]
Reason:
It may be of two types
nematodontous and orthodontus.
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