A - Zone of elongation, B - Zone of meiosis, C - Zone of mitosis.
A - Zone of maturation, B - Zone of meristematic activity, C - Zone of elongation.
A - Zone of mitosis, B - Zone of elongation, C - Zone of root cap.
A - Region of maturation, B - Region of elongation, C - Zone of meristematic activity.
D. A - Region of maturation, B - Region of elongation, C - Zone of meristematic activity.
A - Zone of elongation, B - Zone of meiosis, C - Zone of mitosis.
A - Zone of maturation, B - Zone of meristematic activity, C - Zone of elongation.
A - Zone of mitosis, B - Zone of elongation, C - Zone of root cap.
A - Region of maturation, B - Region of elongation, C - Zone of meristematic activity.
Potato
Opuntia
Rhizophora
Grass
exchange of gases
increase the beauty of a tree
manufacturing of food
nerve impulse induction
dispersal of seeds.
formation of more fruits.
formation of pollen grains.
dispersal of pollens.
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)
aestivation
placentation
position of gynoecium
adhesion of stamen
A-Cymose, B-Racemose
A-Racemose, B-Cymose
A-Racemose, B-Racemose
A-Cymose, B-Cymose
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.
(i) and (ii)
(ii) and (iii)
(i), (ii) and (iv)
all of these
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.
nodes and internodes
axillary buds
multicellular hairs
unicellular hairs
Statement-1 and statement-2 are true and statement-2 is a correct explanation for statement -1.
Statement -1 and statement -2 are true but statement-2 is not a correct explanation for statement-1.
Statement-1 is true and statement-2 is false.
Both the statements are false.
region of maturation.
region of meristematic activity.
region of elongation.
none of the above.
A-Valvate, B-Twisted, C-Imbricate, D-Vexillary
A-Vexillary, B-Valvate, C-Twisted, D-Imbricate
A-Imbricate, B-Vexillary, C-Valvate, D-Twisted
A-Twisted, B-Imbricate, C-Vexillary, D-Valvate
the vegetation which is found in marshy and saline lake.
the vegetation which found in saline soil.
xerophytic condition.
hydrophytic condition.
C, B, E, A, D
A, B, C, D, E
D, E, A, C, B
E, D, C, B, A
(Position of floral parts on thalamus) | (Represented in) |
---|---|
A. Hypogynous | I. Ray florets of sunflower |
B. Perigynous | II. Brinjal |
C Epigynous | III Peach |
A II, B I, C III
A I, B II, C III
A III, B II, C I
A II, B III, C I
Only (i)
Both (i) and (ii)
(i), (iii) and (iv)
All of these
Racemose, zygomorphic, unisexual, floral characters
Racemose, zygomorphic, bisexual, polypetalous
Axillary, bisexual, actinomorphic, epipetalous
Axillary, actinomorphic, bisexual, epipetalous
Tap root system, compound leaves and raceme inflorescence.
Flowers actinomorphic, twisted aestivation and gamopetalous.
Stamens 10, introrse, basifixed, dithecous.
Monocarpellary, ovary superior and bent stigma.
storage of food in endosperm.
protection of embryo.
utilization of stored food.
all of the above.
Column-I | Column-II |
---|---|
A. Gamosepalous | I. Flower of lily |
B. Polysepalous | II. Sterile anther |
C. Gamopetalous | III. Free petals |
D. Polypetalous | IV. Free sepals |
E. Epiphyllous | V. Fused petals |
F. Staminode | VI. Fused sepals |
A IV, B V, C III, D I, E VI, F II
A IV, B III, C V, D I, E II, F VI
A VI, B IV, C III, D V, E I, F II
A VI, B IV, C V, D III, E II, F I
china rose
mustard
sunflower
all of these
Tendrils
Thorns
Rhizome
Tuber
Column I | Column II |
---|---|
A. Placentation | (i) Arrangement of flowers on the rachis |
B. Aestivation | (ii) Modified shoot for sexual reproduction |
C. Inflorescence | (iii) Arrangement of various whorls in the bud |
D. Flower | (iv) Arrangement of ovules within an ovary |
A - (i), B - (ii), C - (iii), D - (iv)
A - (iii), B - (i), C - (ii), D - (iv)
A - (iii), B - (i), C - (iv), D - (ii)
A - (iv), B - (iii), C - (i), D - (ii)
(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.
ovary
anther
filament
connective
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
can be stored for long time.
are result of fusion of pollen tube.
are result of fusion of gametes.
give rise to new plants.
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.