In China rose the flowers are
actinomorphic, hypogynous with twisted aestivation
actinomorphic, epigynous with valvate aestivation
zygomorphic, hypogynous wit imbricate aestivation
zygomorphic, epigynous with twisted aestivation
Placentation in tomato and lemon is
parietal
free central
marginal
axile
Cymose inflorescence is present in
Solanum
Sesbania
Trifolium
Brassica
Phyllode is present in
Asparagus
Euphorbia
Australian Acacia
Opuntia
Pneumatophores are
A type of plant growing in swampy area
A type of plant growing in marshy area
A type of root for respiration
A type of aperture for gaseous exchange
How many plants in the list given below have composite fruits that develop from an inflorescence?
Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry
Four
Five
Two
Three
The correct floral formula of chilli is
Flowers are zygomorphic in
Gulmohar
tomato
datura
mustard
A drupe develope in
wheat
pea
mango
The ovary is half inferior in flowers of
cucumber
cotton
guava
peach
In unilocular ovary with a single ovule, the placentation is
basal
Keel is characteristic of the flowers of
gulmohur
Cassia
Calotropis
bean
The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis) is
monoadelphous
diadelphous
polyandrous
polyadelphous
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
Cotyledon
Endosperm
Aleurone layer
Plumule
The floral formula is that of
tulip
soybean
sunn hemp
tobacco
Vegetative propagation in mint occurs by
runner
offset
rhizome
sucker
Cotyledons and testa are edible parts of
groundnut and pomegranate
walnut and tamarind
french bean and coconut
cashew nut and litchi
A fruit developed from hypanthodium inflorescence is called
hesperidium
sorosis
syconus
caryopsis
An example of a seed with endosperm, perisperm and caruncle is
coffee
lily
castor
The fleshy receptacle of synconous of fig encloses a number of
achenes
samaras
berries
mericarps
The length of different internodes in a culm of sugarcane is variable because of
shoot apical meristem
position of axillary buds
size of leaf lamina at the node below each internode
intercalary meristem
Replum is present in the ovary of flower of
lemon
sunflower
The fruit is chambered, developed from inferior ovary and has seeds with succulent testa in
pomegranate
orange
Pineapple (annanas) fruit develops from:
a unilocular polycarpillary flower
a multipistillate syncarpous flower
a cluster of compactly borne flowers on a common axis
a multilocular monocarpillary flower
In which of the following fruits is the edible part the aril?
Custard apple
Orange
Litchi
What type of placentation is seen in sweet pea?
Basal
Axile
Free central
Marginal
The examples (s) of modified leaves are
all of the above.
tendrils of pea
spines of cacti
pitcher of the pitcher plant
Oil is the prefer energy storing molecule in seeds of several plants, while excess energy in other parts of the plant is stored as starch. This is related to
the requirement of concentrated form of energy in seeds in order to make them light in weight and facilitate their dispersal.
dependence of the seeds totally on the stored fat for germination
protective role of the oil against insect pests
the antioxidant role of the soils
The quiescent centre of growing angiospermic roots of comprises of
slow dividing cells
fast dividing cells
non-dividing cells
dead cells.
Which of these is a true nut?
Walnut
Areca nut
Cashew nut
Ground nut
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