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Morphology of Flowering Plants · Question 81

AIPMT 2011 (Prelims)MCQEasy📈 Topic in 62% papers+4−1
1

Flowers are zygomorphic in

  1. mustard
  2. gulmohur
  3. tomato
  4. Datura

Answer

(2) gulmohur

Solution

As per NCERT, a zygomorphic flower can be divided into two similar halves only in one vertical plane, e.g. pea, gulmohur, bean, Cassia.

∵ Mustard, tomato and Datura have actinomorphic flowers,

∴ gulmohur.

Answer: (2)

AIPMT 2011 (Prelims)

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2

The ovary is half inferior in flowers of

  1. peach
  2. cucumber
  3. cotton
  4. guava
AIPMT 2011 (Prelims)
3

A drupe develops in

  1. mango
  2. wheat
  3. pea
  4. tomato
AIPMT 2011 (Prelims)
4

The correct floral formula of chilli is

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
AIPMT 2011 (Prelims)
5

The "eyes" of the potato tuber are

  1. root buds
  2. flower buds
  3. shoot buds
  4. axillary buds.
AIPMT 2011 (Prelims)
6

Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure?

  1. Opuntia
  2. Casuarina
  3. Hydrilla
  4. Acacia
AIPMT 2010 (Mains)
7

The correct floral formula of soyabean is

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
AIPMT 2010 (Mains)
8

Consider the following four statements (i), (ii), (iii) and (iv) and select the right option for two correct statements. Statements : (i) In vexillary aestivation, the large posterior petal is called standard, two lateral ones are wings and two small anterior petals are termed keel. (ii) The floral formula for Liliaceae is [figure] (iii) In pea flower the stamens are monadelphous. (iv) The floral formula for Solanaceae is [figure] The correct statements are

  1. (i) and (iii)
  2. (i) and (ii)
  3. (ii) and (iii)
  4. (iii) and (iv)
AIPMT 2010 (Mains)
9

Vegetative propagation in Pistia occurs by

  1. stolon
  2. offset
  3. runner
  4. sucker
AIPMT 2010 (Mains)
10

Aestivation of petals in the flower of cotton is correctly shown in

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
AIPMT 2010 (Mains)
11

Keel is characteristic of the flowers of

  1. gulmohur
  2. Cassia
  3. Calotropis
  4. bean
AIPMT 2010 (Prelims)

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