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1551.

Rhizome which grows vertically upwards areA. CormsB. StolonC. BulbilsD. Root stock

Answer» Correct Answer - D
Discussion
1552.

Heterostyly is show byA. PrimulB. MirabilisC. HelianthusD. China rose

Answer» Correct Answer - A
In heterostyly condition, stamens, style and stigma are of different heights, e.g., Primula, Oxalis, Linum etc.
Discussion
1553.

To remove seed dormancy by mechanically removing the seed coat, is calledA. StraitificationB. ScarificationC. VernalizationD. Photoperiodism

Answer» Correct Answer - B
Mechanical scarification (Rupturing of seed coats). In albuminous seeds, embryo not consumed all endosperm. So it presists in the mature seed. In these seeds food stored in endosperm. In castor, the cotyledons come above the surface of the soil into the air and light due to the rapid growth and elongation of the hypocotyls. The cotyledons turn green and finally dry up and fall off and seeding becomes an independent plant. It is a type of epigeal germination.
Discussion
1554.

The primary stem which supports an inflorescence is calledA. pedicelB. peduncleC. vegetative shootD. receptacle

Answer» Correct Answer - B
Discussion
1555.

How many of the following are modification of leaves A. 4B. 5C. 6D. 7

Answer» Correct Answer - A
Discussion
1556.

Which of the statement is incorrect regarding cyathium ?A. female flower is alrge achlambydousB. femmale flower is apocarpoiusC. male flower is pedicellate achlanmydousD. it is foiund in euphorphiaceae

Answer» Correct Answer - B
Discussion
1557.

Select the correct statementA. in valvate aestivation all petals overlaps each otherB. in quincuncial aestivation two petals are completely externalC. in twisted aestivation petals are close to each otherD. in vexillary aestivation petals overlap each other

Answer» Correct Answer - B
Discussion
1558.

Floral formula of mustard (or) Cruciferae is Floral formula of Brassica campestris isA. B. C. D.

Answer» Correct Answer - B
Discussion
1559.

The typical floral formula of Papilionaceae (Soybean) isA. B. C. D.

Answer» Correct Answer - C
Discussion
1560.

Aggregate fruit develops fromA. Multicarpellary syncarpous gynoeciumB. Multicarpellary apocarpous gynoeciumC. Complete inflorescenceD. Multicarpellary superior ovary

Answer» Correct Answer - B
Discussion
1561.

Geocarpic fruit isA. potatpB. groundnutC. onionD. garlic

Answer» Correct Answer - B
The groundnut fruits npen underground, the young fruits bemg pushed into the soil by a post-fertilisation curvature of the stalk
Discussion
1562.

Which is correct pair for edible part ?A. Tomato - ThalamusB. Maize - CotyledonsC. Guava - MesocapD. Date plam - Pericarp

Answer» Correct Answer - D
Each fruit of date palm· (Phoenix dactylifera) is one seeded oblong berry
Fleshy pericarp of date palm is edible. We eat mesocarp of tomato endosperm of maize and thalamus and pericarp of guava
Discussion
1563.

Coir is obtained fromA. Fruit of Cocos nuciferaB. Seed of Cocos nuciferaC. Stem of Cocos nuciferaD. Leaves of Cocos nucifera

Answer» Correct Answer - A
Discussion