In Citrus fruit a special type of berry called hesperidium is present, the edible part of citrus fruit is
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(a) unicellur juicy hair arise from endocarp (b) epicarp (c) mesocarp (d) none […]
In dicot stem, vascular bundles are cojoint, collateral and open whereas in monocots vascular bundles are
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(a) conjoint,colletral and closed (b) radial,colletral and open (c) radial,bicollateral and closed (d) concentric,collateral and open
In the sleve elements, which one of the following is the most likely function of P proteins
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(a) deposition of callose on sieve plates (b) providing energy for active translocation (c) autolytic enzymes […]
Root cap has no role in absorption of water, because it has
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(a) cell arranged loosely (b) no cells contain chloroplast (c) no root hair (d) no direct connection with the vascular […]
Pineapple fruit develops from
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(a) an unilocular polycarpillary flower (b) a multipistillate syncarpous flower (c) a culster of compactly borne flower on a common axis (d) a multilocular monocarpiullary flower
Correct Answer: […]
Which of the following is not correct
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(a) In maize,roots arise from the base of stem (b) In Bryophyllum and roots arise from leaf (c) carrot have napiform root (d) mangroves have […]
Why a vivipary an undesirable character for annual crop plants
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(a) It reduces the vigour of plant (b) The seeds cannot be dtored under normal conditions for the next season (c) The […]
Potato and sweet potato
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(a) have edible parts,which are homologous organs (b) have edible parts which are analogous organs (c) have been introduced in india from the same place (d) are two […]
Which of the following is not correct
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(a) hardness of seed coat is due to stone cells (b) stone cells are present in endocarp of coconut,hard seed coats and fruit pulp (c) […]
A major characteristic of the monocot root is the presence of
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(a) open vascular bundles (b) scattered vascular bundles (c) vascular without cambium (d) cambium sandwiched between phloem and xylem along the radius
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