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Morphology of flowering plants MCQ Question with Answer

Morphology of flowering plants MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 36
Which one of the following statement is not correct?

Each stamen which represents the male reproductive organ consists of a stalk or a filament and an anther.
An actinomorphic flower can be dissected into two equal halves from any plane.
Superior ovary is found in hypogynous flowers.
When stamens are attached to the petals, they are epiphyllous as in brinjal.
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Question No : 37
Which of the following statement(s) is/are correct about calyx?

Calyx is the outermost whorl of the flower and are called sepals.
Sepals are green, leaf like and protect the flower in the bud stage.
The calyx may be gamosepalous (sepals free) or polysepalous (sepals united).
Both (a) and (b)
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Question No : 38
Which of the following statement(s) is/are correct about venation?
(i) The arrangement of veins and the veinlets in the lamina of leaf is called venation.
(ii) Reticulate venation is the characteristic of monocots.
(iii) When the veinlets form a network, the venation is termed as reticulate venation.
(iv) When the veins run parallel to each other, within a lamina, the venation is termed as parallel venation.

Only (i)
Both (i) and (ii)
(i), (iii) and (iv)
All of these
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Question No : 39
Which one of the following characteristics does not belong to parietal placentation?

Ovules are borne on central axis.
Ovary is one-chambered but it becomes two-chambered due to the formation of false septum.
Examples are mustard and Argemone.
Both (b) and (c)
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Question No : 40
Statement 1 : A simple leaf has undivided lamina.
Statement 2 : Leaves showing pinnate and palmate venations have various type of incisions.

Statement-1 and statement-2 are true and statement-2 is a correct explanation for statement -1.
Statement -1 and statement -2 are true but statement-2 is not a correct explanation for statement-1.
Statement-1 is true and statement-2 is false.
Both the statements are false.
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Question No : 41
Which one of the following characteristics is not related to gynoecium?

It is the female reproductive part of the flower.
It is composed of stamens.
Stigma is usually at the tip of the style and is the receptive surface for pollen grains.
Each ovary bears one or more ovules attached to a flattened, cushion like placenta.
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Question No : 42
Study the following statements and select the correct option

  1. Buds are present in axil of leaflets of the compound leaf.
  2. Pulvinus leaf-base is present in some leguminous plants.
  3. In Alstonia, the petioles expand, become green and synthesize food.
  4. Opposite phyllotaxy is seen in guava.

(ii) and (iv) are correct but (i) and (iii) are incorrect.
(i) and (iii) are correct but (ii) and (iv) are incorrect.
(i) and (iv) are correct but (ii) and (iii) are incorrect.
(ii), (iii) and (iv) are correct but (i) is incorrect.
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