Biology GK · all questions

Plant Kindom
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Q261

The secondary xylem is gymnosperms lacks wood vessels except in the

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Q262

The classification based on modern principles and consideration of pollen grain characters, genetic confirmations, embryology, biochemistry and anatomy was suggested by

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Q263

In which of the following cases the sclerenchyma fibres arise in the primary cortex and form a complete cylinder?

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Q264

Which of the following has stems showing both interxylary and intraxylary phloem?

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Q265

Match List-I (Founders of Systematic Botany) with List-II (Publications) and select the correct answer:

List-I	List-II
a. William Turner	1. English Herbal
b. John Gerard	2. The Families of Flowering Plants
c. Hutchinson	3. Classes Plantarum
d. Carl Linnaeus	4. Herbal or General Historie of plants

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Q266

Malus domestica is the scientific name for the

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Q267

The smallest flowering plant is

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Q268

Which of the following bryophytes reproduces asexually by gemmae which are formed in little cups?

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Q269

Consider the following statements regarding numerical taxonomy and choose the correct answer:
1. Numerical taxonomy does not embody the characters of the individuals for the assessment of its taxonomic interrelationship from any specific source
2. Equal weightage is sanctioned to the data obtained through different branches of botany
3. The resemblances amongst taxonomic units are represented by the space
4. After the choice of appropriate characters from the plants have already been made, the resemblance coefficients are tabulated in metric form

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Q270

Which one of the following is not an insect?

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Q271

The embryonic tissue which forms the growing regions of the shoots and roots is called

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Q272

As sieve plates in the phloem cells mature, a substance is deposited as cylinder about each cytoplasmic strand, which is known as

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Q273

Silica bodies, deposits ofstegmata, are absent in some members of

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Q274

Which is the largest mammal?

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Q275

Match List-I (Fungi) with List-II (Shapes of Haustorium) and select the correct answer:

List-I	List-II
a. Albugo	1. Sac like haustorium
b. Perenospora	2. Button like haustorium
c. Erysiphe	3. Elongated branched haustorium

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Q276

Poisonous fangs of a snake are modified form of

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Q277

The hydrophytic features of the leaf of Nymphaea advena include

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Q278

Where is the Botanical Survey of India headquartered?

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Q279

Of the following, rape seed belongs to

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Q280

Which of the following orders consists entirely of fossil representatives?

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