question_answer 1) The plant which bears clinging roots is: [AIPMT 1999]
A)
Podostemon
done
clear
B)
Orchid
done
clear
C)
Trapa
done
clear
D)
Screw pine
done
clear
View Answer play_arrow
question_answer 2) Casparian strips are found in: [AIPMT 1999]
A)
hypodermis
done
clear
B)
endodermis
done
clear
C)
periderm
done
clear
D)
epidermis
done
clear
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question_answer 3) Special kinds of roots called pneumatophores are characteristics of the plants growing in: [AIPMT 2000]
A)
sandy soils
done
clear
B)
saline soils
done
clear
C)
marshy places and salt lakes
done
clear
D)
dryland regions
done
clear
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question_answer 4) What happens during vascularisation in plants? [AIPMT 2000]
A)
Differentiation of procambium followed by primary phloem and then primary xylem
done
clear
B)
Differentiation of procambium, xylem and phloem simultaneously
done
clear
C)
Differentaition of procambium followed immediately by the development of secondary xylem and phloem
done
clear
D)
Differentiation of procambium followed by the development of xylem and phloem
done
clear
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question_answer 5) What is the eye of potato? [AIPMT 2001]
A)
Axillary bud
done
clear
B)
Accessory bud
done
clear
C)
Adventitious bud
done
clear
D)
Apical bud
done
clear
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question_answer 6) In which of the following plant sunken stomata are found? [AIPMT 2001]
A)
Nerium
done
clear
B)
Hydrilla
done
clear
C)
Mango
done
clear
D)
Guava
done
clear
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question_answer 7) Which of the following is without exception in angiosperms? [AIPMT 2002]
A)
Presence of vessels
done
clear
B)
Double fertilization
done
clear
C)
Secondary growth
done
clear
D)
Autotrophic nutrition
done
clear
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question_answer 8) Axilliary bud and terminal bud are derived from the activity of: [AIPMT 2002]
A)
lateral meristem
done
clear
B)
intercalary meristem
done
clear
C)
apical meristem
done
clear
D)
parenchyma
done
clear
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question_answer 9) In a longitudinal section of a root, starting from the tip upward the four zones occur in the following order: [AIPMT (S) 2004]
A)
root cap, cell division, cell enlargement, cell maturation
done
clear
B)
root cap, cell division, cell maturation, cell enlargement
done
clear
C)
cell division, cell enlargement, cell maturation, root cap
done
clear
D)
cell division, cell maturation, cell enlargement, root cap
done
clear
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question_answer 10) Cell elongation in internodal regions of the green plants takes place due to: [AIPMT (S) 2004]
A)
indole acetic acid
done
clear
B)
cytokinins
done
clear
C)
gibberellins
done
clear
D)
ethylene
done
clear
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question_answer 11) Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characteristic features of: [AIPMT (S) 2005]
A)
polypetalous angiosperms
done
clear
B)
gamopetalous angiosperms
done
clear
C)
conifers
done
clear
D)
cycads
done
clear
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question_answer 12) Endosperm is consumed by developing embryo in the seed of [AIPMT (S) 2008]
A)
coconut
done
clear
B)
castor
done
clear
C)
pea
done
clear
D)
maize
done
clear
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question_answer 13) Replum is present in the ovary of flower of [AIPMT (S) 2008]
A)
lemon
done
clear
B)
mustard
done
clear
C)
sunflower
done
clear
D)
pea
done
clear
View Answer play_arrow
question_answer 14)
The floral formula is that of [AIPMT (S) 2009]
A)
tulip
done
clear
B)
soybean
done
clear
C)
sun hemp
done
clear
D)
tobacco
done
clear
View Answer play_arrow
question_answer 15) Vegetative propagation in mint occurs by [AIPMT (S) 2009]
A)
runner
done
clear
B)
offset
done
clear
C)
rhizome
done
clear
D)
sucker
done
clear
View Answer play_arrow
question_answer 16) An example of axile placentation is [AIPMT (S) 2009]
A)
Argemone
done
clear
B)
Dianthus
done
clear
C)
lemon
done
clear
D)
marigold
done
clear
View Answer play_arrow
question_answer 17) Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure? [AIPMT (M) 2010]
A)
Opuntia
done
clear
B)
Casuarina
done
clear
C)
Hydrilla
done
clear
D)
Acacia
done
clear
View Answer play_arrow
question_answer 18) Aestivation of petals in the flower of cotton is correctly shown in [AIPMT (M) 2010]
A)
done
clear
B)
done
clear
C)
done
clear
D)
done
clear
View Answer play_arrow
question_answer 19) Vegetative propagation in Piscia occurs by [AIPMT (M) 2010]
A)
stolen
done
clear
B)
offset
done
clear
C)
runner
done
clear
D)
sucker
done
clear
View Answer play_arrow
question_answer 20) In unilocular ovary with a single ovule, the placentation is [AIPMT (S) 2010]
A)
marginal
done
clear
B)
basal
done
clear
C)
free central
done
clear
D)
axile
done
clear
View Answer play_arrow
question_answer 21) Ovary is half-inferior in the flowers of [AIPMT (S) 2010]
A)
guava
done
clear
B)
plum
done
clear
C)
brinjal
done
clear
D)
cucumber
done
clear
View Answer play_arrow
question_answer 22) The scutellum observed in a grain of wheat or maize is comparable to which part of, the seed in other monocotyledons? [AIPMT (S) 2010]
A)
Cotyledon
done
clear
B)
Endosperm
done
clear
C)
Aleurone layer
done
clear
D)
Plumule
done
clear
View Answer play_arrow
question_answer 23) Which one of the following is not a lateral meristem? [AIPMT (S) 2010]
A)
Intrafascicular cambium
done
clear
B)
Interfascicular cambium
done
clear
C)
Phellogen
done
clear
D)
Intercalary meristem
done
clear
View Answer play_arrow
question_answer 24)
Which one of the following diagrams represents the placentation in Dianthus? [AIPMT (M) 2011] [b]\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}COOH\] [c]\[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,HCOOH\] [d]\[C{{H}_{3}}C{{H}_{2}}COOH\]
A)
done
clear
B)
done
clear
C)
done
clear
D)
done
clear
View Answer play_arrow
question_answer 25) Function of companion cells is [AIPMT (M) 2011]
A)
providing energy to sieve elements for active transport
done
clear
B)
providing water to phloem
done
clear
C)
loading of sucrose in to sieve elements by passive transport
done
clear
D)
loading of sucrose into sieve elements
done
clear
View Answer play_arrow
question_answer 26) Whorled, simple leaves with reticulate venation are present in [AIPMT (M) 2011]
A)
Calotropis
done
clear
B)
Neem
done
clear
C)
China rose
done
clear
D)
Aktonia
done
clear
View Answer play_arrow
question_answer 27) Sweet potato is homolgous to [AIPMT (M) 2011]
A)
potato
done
clear
B)
colocasia
done
clear
C)
ginger
done
clear
D)
turnip
done
clear
View Answer play_arrow
question_answer 28) Which one of the following statements is correct? [AIPMT (S) 2011]
A)
Seeds of orchids have oil-rich endosperm
done
clear
B)
Placentation in primrose is basal
done
clear
C)
Flower of tulip is a modified shoot
done
clear
D)
In tomato, fruit is a capsule
done
clear
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question_answer 29) The 'Eyes' of the potato tuber are [AIPMT (S) 2011]
A)
flower buds
done
clear
B)
shoot buds
done
clear
C)
axillary buds
done
clear
D)
root buds
done
clear
View Answer play_arrow
question_answer 30) The correct floral formula of chilli is [AIPMT (S) 2011]
A)
done
clear
B)
done
clear
C)
done
clear
D)
done
clear
View Answer play_arrow
question_answer 31) Which one of the following is wrongly matched? [AIPMT (S) 2011]
A)
Puccinia Smut
done
clear
B)
Root Exarch protoxylem
done
clear
C)
Cassia Imbricate aestivation
done
clear
D)
Root pressure Guttation
done
clear
View Answer play_arrow
question_answer 32) The ovary is half inferior in flowers of [AIPMT (S) 2011]
A)
cucumber
done
clear
B)
cotton
done
clear
C)
guava
done
clear
D)
peach
done
clear
View Answer play_arrow
question_answer 33) Which one of the following organisms is correctly matched with its three characteristics? [AIPMT (M) 2012]
A)
Pea\[-{{\text{C}}_{\text{3}}}\]-pathway, endospermic seed, vexillary aestivation
done
clear
B)
TomatoTwisted aestivation, axile placentation, berry
done
clear
C)
OnionBulb, imbricate aestivation, axile placentation -
done
clear
D)
Maize\[-{{\text{C}}_{\text{3}}}\]-pathway, closed vascular bundles, scutellum
done
clear
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question_answer 34)
How many plants in-the list given below have marginal placentation? Mustard, Gram, Tulip, Asparagus, Arhar, Sunnhemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin [AIPMT (M) 2012]
A)
Four
done
clear
B)
Five
done
clear
C)
Six
done
clear
D)
Three
done
clear
View Answer play_arrow
question_answer 35) Placentation in tomato and lemon is [AIPMT (S) 2012]
A)
parietal
done
clear
B)
free central
done
clear
C)
marginal
done
clear
D)
axile
done
clear
View Answer play_arrow
question_answer 36) Phyllode is present in [AIPMT (S) 2012]
A)
Asparagus
done
clear
B)
Euphorbia
done
clear
C)
Australian Acacia
done
clear
D)
Opuntia
done
clear
View Answer play_arrow
question_answer 37) Which one of the following is correctly matched? [AIPMT (S) 2012]
A)
Onion - Bulb
done
clear
B)
Ginger - Sucker
done
clear
C)
Chlamydomonas - Conidia
done
clear
D)
Yeast - Zoospores
done
clear
View Answer play_arrow
question_answer 38) Water containing cavities in vascular bundles are found in [AIPMT (S) 2012]
A)
sunflower
done
clear
B)
maize
done
clear
C)
Cycas
done
clear
D)
Pinus
done
clear
View Answer play_arrow
question_answer 39) The coconut water and the edible part of coconut are equivalent to [AIPMT (S) 2012]
A)
endosperm
done
clear
B)
endocarp
done
clear
C)
mesocarp
done
clear
D)
embryo
done
clear
View Answer play_arrow
question_answer 40) Vexillary aestivation is characteristic of the family [AIPMT (S) 2012]
A)
Fabaceae
done
clear
B)
Asteraceae
done
clear
C)
Solanaceae
done
clear
D)
Brassicaceae
done
clear
View Answer play_arrow
question_answer 41) Among bitter gourd, mustard, brinjal, pumpkin, China rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, Petunia, tomato, rose, Withania, potato, onion, aloe and tulip, how many plants have hypogynous flower? [NEET 2013]
A)
Six
done
clear
B)
Ten
done
clear
C)
Fifteen
done
clear
D)
Eighteen
done
clear
View Answer play_arrow
question_answer 42) An example of edible underground stem is [NEET 2014]
A)
carrot
done
clear
B)
groundnut
done
clear
C)
sweet potato
done
clear
D)
potato
done
clear
View Answer play_arrow
question_answer 43) To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken? [NEET 2014]
A)
Apical meristem only
done
clear
B)
Palisade parenchyma
done
clear
C)
Both apical and axillary meristems
done
clear
D)
Epidermis only
done
clear
View Answer play_arrow
question_answer 44) A major characteristic of the monocot root is the presence of [NEET 2015]
A)
open vascular bundles
done
clear
B)
scattered vascular bundles
done
clear
C)
vasculature without cambium
done
clear
D)
cambium sandwiched between phloem and xylem along the radius
done
clear
View Answer play_arrow
question_answer 45) In ginger vegetative propagation occurs through [NEET 2015]
A)
rhizome
done
clear
B)
offsets
done
clear
C)
bulbils
done
clear
D)
runners
done
clear
View Answer play_arrow
question_answer 46) The wheat grain has an embryo with one large, shield-shaped cotyledon known as [NEET (Re) 2015]
A)
epiblast
done
clear
B)
coleorhiza
done
clear
C)
scutellum
done
clear
D)
coleoptile
done
clear
View Answer play_arrow
question_answer 47) Roots play insignificant role in absorption of water in [NEET (Re) 2015]
A)
sunflower
done
clear
B)
Pistia
done
clear
C)
pea
done
clear
D)
wheat
done
clear
View Answer play_arrow
question_answer 48) Which of the following pairs is not correctly match? NEET (Re) 2015]
A)
Mode of reproduction Example Offset Water hyacinth
done
clear
B)
done
clear
C)
done
clear
D)
done
clear
View Answer play_arrow
question_answer 49) The standard petal of papilionaceous corolla is also called: [NEET - 2016 Phase-I]
A)
Carina
done
clear
B)
Pappus
done
clear
C)
Vexillum
done
clear
D)
Corona
done
clear
View Answer play_arrow
question_answer 50) Tricarpellary, syncarpous gynoecium is found in flowers of: [NEET - 2016 Phase-I]
A)
Liliaceae
done
clear
B)
Solanaceae
done
clear
C)
Fabaceae
done
clear
D)
Poaceae
done
clear
View Answer play_arrow
question_answer 51) Which of the following is not a stem modification? [NEET - 2016 Phase-I]
A)
Pitcher of Nepenthes
done
clear
B)
Thorns of citrus
done
clear
C)
Tendrils of cucumber
done
clear
D)
Flattened structures of Opuntia
done
clear
View Answer play_arrow
question_answer 52) Water soluble pigments found in plant cell vacuoles are: [NEET - 2016 Phase-I]
A)
Xanthophylls
done
clear
B)
Chlorophylls
done
clear
C)
Carotenoids
done
clear
D)
Anthocyanins
done
clear
View Answer play_arrow
question_answer 53) Cotyledon of maize grain is called: [NEET - 2016 Phase-I]
A)
Plumule
done
clear
B)
Coleorhiza
done
clear
C)
Coleoptile
done
clear
D)
Scutellum
done
clear
View Answer play_arrow
question_answer 54) The term "polyadelphous" is related to [NEET - 2016 Phase-II]
A)
Gynoecium
done
clear
B)
Androecium
done
clear
C)
Corolla
done
clear
D)
Calyx
done
clear
View Answer play_arrow
question_answer 55) Which one of the following statements is not correct? [NEET - 2016 Phase-II]
A)
Offspring produced by the asexual reproduction are called clone
done
clear
B)
Microscopic, motile asexual reproductive structures are called zoospores
done
clear
C)
In potato, banana and ginger, the plantlets arise from the internodes present in the modified stem
done
clear
D)
Water hyacinth, growing in the standing water, drains oxygen from water that leads to the death of fishes
done
clear
View Answer play_arrow
question_answer 56) Therefore the DNA is in condensed form. Which of the following is made up of dead cells? [NEET-2017]
A)
Phloem
done
clear
B)
Xylem parenchyma
done
clear
C)
Collenchyma
done
clear
D)
Phellem
done
clear
View Answer play_arrow
question_answer 57) The morphological nature of the edible part of coconut is [NEET-2017]
A)
Pericarp
done
clear
B)
Perisperm
done
clear
C)
Cotyledon
done
clear
D)
Endosperm
done
clear
View Answer play_arrow
question_answer 58) Identify the wrong statement in context of heartwood. [NEET-2017]
A)
It comprises dead elements with highly lignified walls
done
clear
B)
Organic compounds are deposited in it
done
clear
C)
It is highly durable
done
clear
D)
It conducts water and minerals efficiently
done
clear
View Answer play_arrow
question_answer 59) Root hairs develop from the region of [NEET-2017]
A)
Meristematic activity
done
clear
B)
Maturation
done
clear
C)
Elongation
done
clear
D)
Root cap
done
clear
View Answer play_arrow
question_answer 60) Which of the following facilitates opening of stomatal aperture? [NEET-2017]
A)
Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells
done
clear
B)
Contraction of outer wall of guard cells
done
clear
C)
Decrease in turgidity of guard cells
done
clear
D)
Radial orientation of cellulose microfibrils in the cell wall of guard cells
done
clear
View Answer play_arrow
question_answer 61) In Bougainvillea thorns are the modifications of [NEET-2017]
A)
Leaf
done
clear
B)
Stipules
done
clear
C)
Adventitious root
done
clear
D)
Stem
done
clear
View Answer play_arrow
question_answer 62) Offsets are produced by [NEET - 2018]
A)
Parthenocarpy
done
clear
B)
Mitotic divisions
done
clear
C)
Meiotic divisions
done
clear
D)
Parthenogenesis
done
clear
View Answer play_arrow
question_answer 63) Sweet potato is a modified [NEET - 2018]
A)
Tap root
done
clear
B)
Adventitious root
done
clear
C)
Stem
done
clear
D)
Rhizome
done
clear
View Answer play_arrow
question_answer 64) Phloem in gymnosperms lacks: [NEET 2019]
A)
Companion cells only
done
clear
B)
Both sieve tubes and companion cells
done
clear
C)
Albuminous cells and sieve cells
done
clear
D)
Sieve tubes only
done
clear
View Answer play_arrow