Anatomy Of Flowering Plants — DPP 3

20 NEET questions from Anatomy Of Flowering Plants, with answers and explanations. Attempt it as a timed test to get scoring, accuracy breakdown and mistake tracking.

Attempt this test free 20 questions · 30 minutes · +80 marks
1
In dicot root, the vascular cambium is.
  1. A Primary in origin
  2. B Completely secondary in origin
  3. C Both primary and secondary in origin
  4. D Neither primary nor secondary in origin
Show answer

Correct answer: B

2
Monocot root is differ from dicot root in having:
  1. A Open vascular bundle
  2. B Scattered vascular bundle
  3. C Large pith
  4. D Radial vascular bundle
Show answer

Correct answer: C

3
Specialised epidermal cells surrounding the guard cells are called :-
  1. A Complementary cells
  2. B Subsidiary cells
  3. C Bulliform cells
  4. D Lenticels
Show answer

Correct answer: B

4
Casparian strip is found in :-
  1. A Epidermis
  2. B Endodermis
  3. C Endothecium
  4. D Endothelium
Show answer

Correct answer: B

5
Which of the following is made up of dead cells?
  1. A Collenchyma
  2. B Phellem
  3. C Phloem
  4. D Xylem parenchyma
Show answer

Correct answer: B

6
Which of the following tissue provides mechanical support to the growing parts of the plant such as young stem and petiole of a leaf.
  1. A Parenchyma
  2. B Collenchyma
  3. C Sclereids
  4. D Fibres
Show answer

Correct answer: B

7
What is the primary role of companion cells in the phloem tissue?
  1. A Conducting water and minerals
  2. B Providing mechanical support
  3. C Facilitating loading and unloading of sugars
  4. D Producing protective enzymes
Show answer

Correct answer: C

8
Cuticle and trichomes decrease :-
  1. A Photosynthesis
  2. B Water loss
  3. C Guttation
  4. D Ascent of sap
Show answer

Correct answer: B

9
Statement-I : In old trees, the greater part of secondary Xylem is dark brown due to deposition of organic compounds like tannins, resins, oils, gum, aromatic substances and essential oils.
Statement-II : The peripheral region of secondary phloem is lighter in colour and is also known as sapwood.
  1. A Statement-I & Statement-II both are correct.
  2. B Statement-I is correct & Statement-II is incorrect.
  3. C Statement-I is incorrect & Statement-II is correct.
  4. D Both Statement-I & Statement - II is incorrect
Show answer

Correct answer: B

10
The main mechanical tissue of plant is :
  1. A Parenchyma
  2. B Collenchyma
  3. C Sclerenchyma
  4. D Xylem
Show answer

Correct answer: C

11
The polyarchy condition is seen in -
  1. A Monocot stem
  2. B Monocot root
  3. C Dicot root
  4. D Dicot root
Show answer

Correct answer: B

12
Secondary growth is the production of
  1. A New tissues from intercalary meristem
  2. B New conduction cells
  3. C New tissues from lateral meristem
  4. D New ground cells
Show answer

Correct answer: C

13
Statement I: The pith in dicot stems is a region of parenchyma cells located in the center of the stem, primarily involved in storage.
Statement II: Pith cells in dicot stems are lignified and provide structural support to the stem, especially during secondary growth.
  1. A Both statements I & II are correct, and statement II is the correct explanation of statement I.
  2. B Both statements I & II are correct, but statement II is NOT the correct explanation of statement I.
  3. C Statement I is correct, but statement II is incorrect.
  4. D Statement II is correct, but statement I is incorrect
Show answer

Correct answer: C

14
In leaves, the vascular bundles are :
  1. A Bicollateral & open
  2. B Collateral & open
  3. C Collateral & closed
  4. D Radial & exarch
Show answer

Correct answer: C

15
You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the two?
  1. A Secondary xylem
  2. B Secondary phloem
  3. C Protoxylem
  4. D Cortical cells
Show answer

Correct answer: C

16
Innumerable (many) vascular bundles, lack of cambium and lack of a well demarcated pith is found in :-
  1. A Sugarcane, Grass
  2. B Sunflower, Neem
  3. C Radish, Neem
  4. D Pea, Peepal
Show answer

Correct answer: A

17
What is the primary function of tracheids in xylem tissue?
  1. A Facilitate water transport
  2. B Provide mechanical support
  3. C Synthesize carbohydrates
  4. D Facilitate gaseous exchange
Show answer

Correct answer: A

18
Aerenchyma is helpful to plants by :-
  1. A Providing buoyancy to hydrophytes
  2. B Promoting photosynthesis
  3. C Give mechanical strength to plants
  4. D Giving flexibility to plants
Show answer

Correct answer: A

19
Given below are two statements:
Statement-I : Collenchyma occurs in layers below the epidermis in most of the monocotyledonous plants.
Statement-II : Sclereids are found in the fruit walls of nuts, pulp of fruits like guava, pear and sapota, seed coats of legumes and leaves of tea. In the light of the above statements, choose the most appropriate answer from the options given below:
  1. A Both Statement-I and Statement-II are correct.
  2. B Both Statement-I and Statement-II are incorrect.
  3. C Statement-I is correct but Statement-II is incorrect.
  4. D Statement-I is incorrect but Statement-II is correct.
Show answer

Correct answer: D

20
Collenchymatous hypodermis is characteristic feature of :-
  1. A Dicot stem
  2. B Monocot stem
  3. C Monocot as well as dicot stem
  4. D Hydrophytes
Show answer

Correct answer: A

Attempt this as a timed test

Reading answers is not the same as sitting the paper. Attempt it timed and you get your score, per-question timing, and the mistakes tracked for revision.

Start free

More Anatomy Of Flowering Plants tests

Anatomy Of Flowering Plants — DPP 1 20 Q Anatomy Of Flowering Plants — DPP 2 20 Q
All Anatomy Of Flowering Plants tests →