Plants growing in nutrient poor soils th...

Plants growing in nutrient poor soils that are not very condusive to microflora often become

insectivaorous

saprotrophic

chemotrophic

xerophytes

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Plants growing in extreme cold soil are:

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[A] : Lichens are of considerable ecological imporance as pioneers in colonization of rocky habitats by plants . [R] : The lichens excrete organic acids which disintegrate rocks , thus forming soil or substrata in which other kinds of plants become established .

[A] : Insectivorous plants grow in carbohydrate deficiend soil. [R] : Insectivorous plants grow in nitrogen rich soil.

Select the correct word from the following list and fill in the blanks : float, water, crop, nutrients, preparation, The first step before growing crops is ………..of the soil.

Select the correct word from the following list and fill in the blanks : float, water, crop, nutrients, preparation For growing a crop ,sufficient sunlight and ………. from the soil are essential.

Assertion : If you burn a plant , its nitrogen component is given off as ammonia and other gases . Reason : Hydroponics does not allow plants to grow well if they are supplied with all the mineral nutrients they need.

Which of the following statements are true? If false, correct them: (a) Boron deficiency leads to stout axis. (b) Every mineral element that is present in a cell is needed by the cell. (c) Nitrogen as a nutrient element, is highly immobile in the plants. (d) It is very easy to establish the essentiality of micronutrients because they are required only in trace quantities.

TRUEMAN BIOLOGY-ORGANISMS AND POPULASTIONS -Multiple Choice Questions

If a non poisonous snake of species A, mimics the warning colouration ...
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Precipitation in an ecosystem represent
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Plants growing in nutrient poor soils that are not very condusive to m...
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The relationship between the two organsims when grown individually (Se...
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Which of the following adaptations is likely to be observed in arid co...
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In a population showing sigmoid growth form, the population has reache...
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If in a population showing sigmoid growth curve the value of K-N/K is ...
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Carrying capacity of a population is determined by :
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What is true regarding epiphytes
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Species which occupy similar niches in different geographical regions ...
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In the given graph, thge arrow indiciates speciffically the
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In respect of many grasses, the presence of bulliform or motor cells i...
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With reference to community ecology, which one of the following descri...
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Which oen of the following compostions of soil best describes the loam...
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Which of the following characters does not characterize a hydrophyte?
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Plants growing near sea shore will usually have xerophyic characters, ...
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The leaves of a tundra plant resmemble the leaves of a plant in a
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Laterite soil is rich in
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Cirral activity of two barnacles in relation to temperature are given ...
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Which of the following forest plants controls the light conditions at ...
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