Q381
Open questionThe bacterial cell differs from the eukaryotic cell other than that of algae in which of the following respects?
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Biology GK · all questionsPlant Kindom
Plant Kindom
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Q382
Open questionIn dicots, there is a layer of meristematic cells in-between the phloem and the xylem, known as
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Q383
Open questionThe kind of organisms that can grow in the presence as well as absence of oxygen are known as
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Q384
Open questionConsider the following statements.
1. Weeping jelly is due to an excess of acid.
2. Biofertilizer most suited to sugarcane are Rhizobium.
3. Plants grown in salt water are called thallophytes.
4. Dormancy breaking hormone is cytokinin.
Which of these statements are correct?
1. Weeping jelly is due to an excess of acid.
2. Biofertilizer most suited to sugarcane are Rhizobium.
3. Plants grown in salt water are called thallophytes.
4. Dormancy breaking hormone is cytokinin.
Which of these statements are correct?
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Q385
Open questionThe modified trichomes that consist of a discoid plate of cells mounted on a short stalk are called
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Q386
Open questionThe characteristics of bulliform or motor cells include:
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Q387
Open questionWhich of the following antibiotics acts by inhibiting protein synthesis by altering the structure of the 30 S ribosomal subunit?
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Q388
Open questionPoison gland of snakes is homologous to
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Q389
Open questionThe cambium cells that produce tracheids, fibres, sieve-cells, and other elements of the longitudinal system, are called
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Q390
Open questionWhich of the following yeasts is used in the production of riboflavin?
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Q391
Open questionMatch List-I (Members of Euphorbiaceae) with List-II (Economic Importance) and select the correct answer:
| List-I | List-II |
| a. Phyllanthus emblica | 1. Timber yielding plant |
| b. Bridelia retusa | 2. Ornamental plant |
| c. Euphorbia royleana | 3. Medicinal plant |
| d. Poinsettia pulcherrima | 4. Rubber yielding plant |
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Q392
Open questionWhich of the following property separate a man/human from apes?
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Q393
Open questionThe characteristic feature of the medullary bundles, in Piper jaborandi, is the presence of
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Q394
Open questionXylem elements of many woody trees are blocked by bladder-like ingrowths of neighbouring parenchymatous cell thus blocking the continuity of the conducting elements, which are known as
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Q395
Open questionPungency in chillies is due to the presence of
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Q396
Open questionThe degree of reaction between an antiserum and different determinants of the reference antigenic material is known as
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Q397
Open questionThe breathing roots in the halophytes, which possess specialised pores in the epidermis are known as
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Q398
Open questionWhich of the following viruses has capsid covered by envelope?
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Q399
Open questionIn some lichen species the lower cortex is absent replaced by a thin sheet of hyphae constituting the
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Q400
Open questionWhich of the follwing is generally regarded as the oldest botanical garden in Europe?
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