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Assertion: In dicot stem, endodermis is ...

Assertion: In dicot stem, endodermis is also called as starch sheath.
Reason: The cells of the endodermis are rich in starch grains.

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Endodermis of dicot stem is also called

Read the following statements with respect to dicot stem and select the right choice . i. The epidermis is covered with a thick layer of cuticle . ii. The cells of endodermis are rich in starch grains. iii. The pericycle is present on the inner side of endodermis and above the phloem in the of semilunar patches of sclerenchyma. iv. The vascular bundles are arranged in a ring .

Assertion : Competitive inhibitor is also called as substrate analogue. Reason : It resembles the enzymes in structure.

Study the given statements carefully and give the answer. (A)Bark is a nontechnical term that refers to all tissues exterior to the vascular cambium only (B)Phellem, phellogen and phelloderm are collectively called pericarp. (C)In the dicot stem vascular cambium is completely secondary in origin. (D)In dicot stem endodermis cells are rich in starch grains and the layer is also called starch sheath.

Assertion : The AV node is also called as the pacemaker of the heart. Reasoning : It is because of the fact that the AV node determines the rate of heartbeat.

Why the endodermis in dicot stem is also referred to as the starch sheath?

Assertion: In maize stem, endodermis is present between general cortex and pericycle. Reason: Eustele is present in maize Stem.

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ALLEN-ANATONY OF FLOWERING PLANTS -Exercise
  1. The cross section of a plant material shows the following features un...

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  2. (A) roots are endogenous in origiin and originates from the cells of (...

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  3. Assertion: In dicot stem, endodermis is also called as starch sheath. ...

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  4. List of some of the plant materials is given below: * Dicotyledonae ...

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  5. list of some the plant materials is given below: * Dicotyledonae roo...

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  6. In the internal structure of sunflower stem, in between the vascular b...

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  7. Which type of vascular bundles are found in the primary internal struc...

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  8. The cross section of a plant material shows the following anatomical f...

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  9. Look at the given figure find the position (Adaxial or abaxial) of xyl...

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  10. In a dorsiventral leaf, palisade parenchyma lies towards (A) and spong...

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  11. In grasses, certain (A) epidermal cells along the veins modify themsel...

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  12. The (A) venation in (B) leaves is reflected in the near similar sizes ...

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  13. In a isobilateral leaf, two distinct patches of (A) are present above ...

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  14. In dicot stems, cambium present between primary xylem and primary phoe...

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  15. At some places, the cambium forms a narrow bands of (A) which passes t...

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  16. Name the lateral meristem which is responsible for the formation of ph...

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  17. Name the lateral meristem which is responsible for the formation of se...

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  18. In the given figure labelled Structure x is

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  19. The (A) wood is lighter in colour and exhbit low density whereas (B) w...

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  20. heart wood comprises dead elemetnns with highly (A) walls and it does ...

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