X - Scutellum, Y - Embryo, Z - Radicle
X - Embryo, Y - Scutellum, Z - Radicle
X - Scutellum, Y - Radicle, Z - Embryo
X - Radicle, Y - Embryo, Z - Scutellum
B. X - Embryo, Y - Scutellum, Z - Radicle
Hydrilla and Pistia
Eichhornia and Hydrilla
Pistia and Eichhornia
Pistia and Vallisneria
staminode
anther
pollen grain
filament
Racemose, zygomorphic, unisexual, floral characters
Racemose, zygomorphic, bisexual, polypetalous
Axillary, bisexual, actinomorphic, epipetalous
Axillary, actinomorphic, bisexual, epipetalous
testa
tegmen
hilum
micropyle
these plants are not angiosperms.
there is no double fertilization in them.
endosperm is not formed in them.
endosperm gets used up by the developing embryo during seed development.
A. Gram, sem, moong, | I. Medicine soyabean |
---|---|
B. Soyabean,groundnut | II. Ornamental |
C. Indigofera | III. Fodder |
D. Sunhemp | IV. Fibres |
E. Sesbania, Trifolium | V. Dye |
F. Lupin, sweet potato | VI. Edible oil |
G. Mulethi | VII. Pulses |
A I, B II, C III, D IV, E V, F VI, G VII
A VII, B VI, C V, D IV, E III, F II, G I
A II, B IV, C VI, D I, E III, F V, G VII
A I, B III, C V, D VII, E II, F IV, G VI
A-Cymose, B-Racemose
A-Racemose, B-Cymose
A-Racemose, B-Racemose
A-Cymose, B-Cymose
Tendrils
Thorns
Rhizome
Tuber
the vegetation which is found in marshy and saline lake.
the vegetation which found in saline soil.
xerophytic condition.
hydrophytic condition.
asexual
bisexual
unisexual
multisexual
Column - I | Column-II |
---|---|
(Type of aestivation) | (Examples) |
A. Valvate | I. Cotton |
B. Twisted | II. Calotropis |
C. Imbricate | III. Bean |
D. Vexillary | IV. Gulmohar |
A I; B II; C IV; D III
A II; B I; C IV; D III
A II; B IV; C I; D III
A II; B I; C III; D IV
Potato, ginger, turmeric, Euphorbia, zaminkand
Potato, ginger, turmeric, zaminkand, Colocasia
Potato, Citrus, Opuntia, zaminkand, Colocasia
Potato, cucumber, watermelon, zaminkand, Colocasia
Rhizome of ginger
Corm of Colocasia
Pitcher of Nepenthes
Tuber of potato
Calyx is the outermost whorl of the flower and are called sepals.
Sepals are green, leaf like and protect the flower in the bud stage.
The calyx may be gamosepalous (sepals free) or polysepalous (sepals united).
Both (a) and (b)
Tap roots of carrot, turnip and adventitious root of sweet potato, get swollen and store food.
Pneumatophores conducts water, minerals & photosynthesis
Pneumatophore is found in the plants that grow in sandy soil.
Turnip & carrot shows adventitious roots and sweet potato shows tap root.
A - Liliaceae, B - Compositae, C - Malvaceae
A - Fabaceae, B - Solanaceae, C - Liliaceae
A - Compositae, B - Malvaceae, C - Liliaceae
A - Solanaceae, B - Fabaceae, C - Liliaceae
A - V, t; B - II, s; C -I, r; D -III, q; E -IV, p
A - I, t; B - II, s; C - III, r; D - IV, p; E - V, q
A - V, p; B - II, s; C - I, q; D - III, r; E - IV, t
A - V, p; B - III, q; C - II, s; D - I, t; E - IV, r
Only (i)
Both (i) and (ii)
Both (iii) and (iv)
All of these
reticulate and parallel
parallel and reticulate
reticulate and perpendicular
obliquely and parallel
respiration.
absorption of water from soil.
providing support to big tree.
all of the above.
It is the female reproductive part of the flower.
It is composed of stamens.
Stigma is usually at the tip of the style and is the receptive surface for pollen grains.
Each ovary bears one or more ovules attached to a flattened, cushion like placenta.
root cap
maturation zone
meristematic zone
zone of elongation
region of maturation.
region of meristematic activity.
region of elongation.
none of the above.
Column-I | Column-II |
---|---|
A. Bud in the | I. Pitcher plant axil of leaf and venus fly trap |
B. Outer layer of | II. Cacti seed coat |
C. Spines | III. Testa (modified leaves) |
D. Leaves modified | IV. Simple leaf to catch insects |
E. Fleshy leaves | V. Garlic and onion with stored food |
A I, B II, C III, D IV, E V
A V, B IV, C III, D II, E I
A IV, B III, C II, D I, E V
A IV, B II, C III, D I, E V
Bulb of Allium cepa is a modified stem.
Cloves of Allium sativum are fleshy scale leaves.
Corm of Colocasia is a modified root.
Tendril in Vitis vinifera is a modified axillary bud.
region of maturation.
region of elongation.
region of meristematic activity.
root-hairs.
dispersal of seeds.
formation of more fruits.
formation of pollen grains.
dispersal of pollens.
(ii) and (iv) are correct but (i) and (iii) are incorrect.
(i) and (iii) are correct but (ii) and (iv) are incorrect.
(i) and (iv) are correct but (ii) and (iii) are incorrect.
(ii), (iii) and (iv) are correct but (i) is incorrect.
bud
radicle
plumule
root hair
region of maturation
region of elongation
region of meristematic activity
root cap