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Morphology of Flowering Plants · Question 27

NEET (UG) 2022 (Phase 2)MCQMedium📈 Topic in 62% papers+4−1
1

The Floral Diagram represents which one of the following families? [Figure]

  1. Liliaceae
  2. Fabaceae
  3. Brassicaceae
  4. Solanaceae

Answer

(3) Brassicaceae

Solution

Features seen in the floral diagram:

Calyx: four sepals in two whorls (2 + 2).

Corolla: four free petals.

Androecium: six stamens in two whorls, two outer short and four inner long, i.e. tetradynamous.

Gynoecium: bicarpellary, syncarpous ovary divided into two chambers by a false septum (replum).

Tetradynamous stamens and a replum are characteristic of the mustard family.

∴ The family is Brassicaceae (Cruciferae).

Answer: (3)

NEET (UG) 2022 (Phase 2)

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2

Diadelphous stamens are found in

  1. China rose and citrus
  2. China rose
  3. Citrus
  4. Pea
NEET (UG) 2021
3

Match Column-I with Column-II Select the correct answer from the options given below.

  1. (a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
  2. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
  3. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
  4. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
NEET (UG) 2021
4

Ray florets have

  1. Superior ovary
  2. Hypogynous ovary
  3. Half inferior ovary
  4. Inferior ovary
NEET (UG) 2020
5

The ovary is half inferior in:

  1. Mustard
  2. Sunflower
  3. Plum
  4. Brinjal
NEET (UG) 2020
6

The roots that originate from the base of the stem are

  1. Primary roots
  2. Prop roots
  3. Lateral roots
  4. Fibrous roots
NEET (UG) 2020
7

Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is :

  1. Parietal
  2. Free central
  3. Basal
  4. Axile
NEET (UG) 2019
8

Sweet potato is a modified

  1. adventitious root
  2. rhizome
  3. stem
  4. taproot
NEET 2018
9

Pneumatophores occur in

  1. halophytes
  2. free-floating hydrophytes
  3. carnivorous plants
  4. submerged hydrophytes
NEET 2018
10

Coconut fruit is a

  1. berry
  2. nut
  3. capsule
  4. drupe
NEET 2017
11

In Bougainvillea, thorns are the modifications of

  1. adventitious root
  2. stem
  3. leaf
  4. stipules
NEET 2017

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