1000+ Morphology of flowering plants Multiple Choice Question Answer [Solved]

1. When a flower has both androecium and gynoecium, it is known as__________.
A. asexual
B. bisexual
C. unisexual
D. multisexual
Answer : B

2. How many plants in the list given below have marginal placentation?

1. Mustard
2. Gram
3. Tulip
4. Asparagus
5. Arhar
6. Sunhemp
7. Chilli
8. Colchicine
9. Onion
10. Moong
11. Pea
12. Tobacco
13. Lupin

A. Four
B. Five
C. Six
D. Three
Answer : C

3. The main function(s) of root system is/are
A. absorption of water and minerals from the soil
B. storing reserve food material
C. synthesis of plant growth regulators
D. All of the above
Answer : D

4. Aleurone layer helps in
A. storage of food in endosperm.
B. protection of embryo.
C. utilization of stored food.
D. all of the above.
Answer : C

5. Prop roots of banyan tree are meant for
A. respiration.
B. absorption of water from soil.
C. providing support to big tree.
D. all of the above.
Answer : C

6. The given figure shows the region of root tips with their region marked as A, B and C. Choose the option which shows the correct labelling of A, B and C. 

A. A - Zone of elongation, B - Zone of meiosis, C - Zone of mitosis.
B. A - Zone of maturation, B - Zone of meristematic activity, C - Zone of elongation.
C. A - Zone of mitosis, B - Zone of elongation, C - Zone of root cap.
D. A - Region of maturation, B - Region of elongation, C - Zone of meristematic activity.
Answer : D

7. Which of the following represents the floral characters of liliaceae?
A. Six tepals, zygomorphic, six stamens, bilocular ovary, axile placentation.
B. Actinomorphic, polyphyllous, unilocular ovary, axile placentation.
C. Tricorpellary, actinomorphic, polyandrous, superior ovary, axile placentation.
D. Bisexual, zygomorphic, gamophyllous, inferior ovary, marginal placentation.
Answer : C

8. Which of the following statement(s) is /are correct?

1. Many plants belong to family fabaceae are good ornamentals (Tulip, Gloriosa), source of medicine (Aloe) and vegetables (Asparagus).
2. The plumule and radicle are enclosed in sheaths which are called coleorhiza and coleoptile respectively.
3. A flower having either only stamens or only carpels is unisexual.
4. Basal, alternate, linear, exstipulate with parallel venation types of leaves is found in the family liliaceae.

A. Only (i)
B. Both (i) and (ii)
C. Both (iii) and (iv)
D. All of these
Answer : C

9. Which of the following groups of plants have underground stems?
A. Potato, ginger, turmeric, Euphorbia, zaminkand
B. Potato, ginger, turmeric, zaminkand, Colocasia
C. Potato, Citrus, Opuntia, zaminkand, Colocasia
D. Potato, cucumber, watermelon, zaminkand, Colocasia
Answer : B

10. When a flower can be divided into two equal radial halves in any radial plane passing through the centre, it is known as
A. actinomorphic
B. zygomorphic
C. asymmetric
D. bisymmetric
Answer : A

11. A - Which one of the option shows the correct labelling of the parts marked as A, B, C and D in a typical structure of dicotyledonous seeds ? 

A. A - Hilum, B - Micropyle, C - Radicle, D - Cotyledon, E - Plumule
B. A - Hilum, B - Micropyle, C - Plumule, D - Cotyledon, E - Radicle
C. A - Micropyle, B - Hilum, C - Plumule, D - Cotyledon, E - Radicle
D. A - Hilum, B - Micropyle, C - Plumule, D - Radicle, E - Cotyledon
Answer : B

12. Which of the following option shows the correct labelling of the parts of leaf marked as A, B, C and D.

A. A - Lamina, B - Axillary bud, C - Stipule, D - Leaf base
B. A - Lamina, B - Stipule, C - Axillary bud, D - Leaf base
C. A - Lamina, B - Axillary bud, C - Stipule, D - Pedicel
D. A - Leaflet, B - Axillary bud, C - Stipule, D - Leaf base
Answer : A

13. Which one of the following statement is not correct?
A. Each stamen which represents the male reproductive organ consists of a stalk or a filament and an anther.
B. An actinomorphic flower can be dissected into two equal halves from any plane.
C. Superior ovary is found in hypogynous flowers.
D. When stamens are attached to the petals, they are epiphyllous as in brinjal.
Answer : D

14. Main function of leaf is
A. exchange of gases
B. increase the beauty of a tree
C. manufacturing of food
D. nerve impulse induction
Answer : C

15. Match the column I with column II and choose the option which shows their correct match.

Column I	Column II
A. Placentation	(i) Arrangement of flowers on the rachis
B. Aestivation	(ii) Modified shoot for sexual reproduction
C. Inflorescence	(iii) Arrangement of various whorls in the bud
D. Flower	(iv) Arrangement of ovules within an ovary

A. A - (i), B - (ii), C - (iii), D - (iv)
B. A - (iii), B - (i), C - (ii), D - (iv)
C. A - (iii), B - (i), C - (iv), D - (ii)
D. A - (iv), B - (iii), C - (i), D - (ii)
Answer : D

16. Identify the kind of phyllotaxy shown in the given figures A, B, and C. 

A. A-Alternate, B - Opposite, C - Whorled
B. A- Whorled, B - Opposite, C -Alternate
C. A-Alternate, B - Whorled, C - Opposite
D. A-Whorled, B -Alternate, C - Opposite
Answer : A

17. The X is small and situated in a groove at one end of the endosperm. It consists of one large and shield shaped cotyledon known as Y and a short axis with a plumule and a Z. Identify X, Y and Z.
A. X - Scutellum, Y - Embryo, Z - Radicle
B. X - Embryo, Y - Scutellum, Z - Radicle
C. X - Scutellum, Y - Radicle, Z - Embryo
D. X - Radicle, Y - Embryo, Z - Scutellum
Answer : B

18. Root hairs develop from
A. region of maturation
B. region of elongation
C. region of meristematic activity
D. root cap
Answer : A

19. The character of flower which is represented by floral formula but not by floral diagram is
A. aestivation
B. placentation
C. position of gynoecium
D. adhesion of stamen
Answer : C

20. The primary roots and its branches constitute the
A. fibrous root system.
B. tap root system.
C. adventitious root system.
D. all of the above
Answer : B

21. During the post-fertilization period, the ovules develops into ___A____ and the ovary matures into a ___B ____.
A. A - seeds; B - fruit
B. A - fruit; B - seeds
C. A - flower; B - seed
D. A - seeds; B - flower
Answer : A

22. Match column - I, II and III and choose the correct option. 

A. A - V, t; B - II, s; C -I, r; D -III, q; E -IV, p
B. A - I, t; B - II, s; C - III, r; D - IV, p; E - V, q
C. A - V, p; B - II, s; C - I, q; D - III, r; E - IV, t
D. A - V, p; B - III, q; C - II, s; D - I, t; E - IV, r
Answer : A

23. Which of the following is a modified stem for the protection of plants from browsing animals?
A. Tendrils
B. Thorns
C. Rhizome
D. Tuber
Answer : B

24. Which one of the following statement is correct?
A. Bulb of Allium cepa is a modified stem.
B. Cloves of Allium sativum are fleshy scale leaves.
C. Corm of Colocasia is a modified root.
D. Tendril in Vitis vinifera is a modified axillary bud.
Answer : A

25. Cotyledons and testa respectively are edible parts in which of the following group?
A. walnut and tamarind
B. cashew nut and litchi
C. french bean and coconut
D. groundnut and pomegranate
Answer : D

26. 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.
A. Only (i)
B. Both (i) and (ii)
C. (i), (iii) and (iv)
D. All of these
Answer : C

27. Ginger is an underground stem. It is distinguished from root because
A. it lacks chlorophyll.
B. it stores food.
C. it has nodes and internodes.
D. it has xylem and vessels.
Answer : C

28. Which of the following statements is correct?
A. Imbricate aestivation is found in papilionaceous family.
B. Generally sepals are green, leaf like and protect the flowers in the bud stage.
C. In cymose type of inflorescence, the main axis terminates in a flower, hence is limitless in growth.
D. In axile placentation ovary is one chambered but it becomes two cambered due to formation of the false septum.
Answer : B

29. Matching colmun I with column II and choose the correct option.

Column I	Column II
A. Coleorhiza	I. Grapes
B. Food storing tissue	II. Mango
C. Parthenocarpic fruit	III. Maize
D. Single seeded fruit	IV. Radicle developing from monocarpellary superior ovary
E. Membranous	V. Endosperm seed coat

A. A III, B I, C IV, D II, E V
B. A IV, B II, C V, D I, E III
C. A V, B I, C III, D IV, E II
D. A IV, B V, C I, D II, E III
Answer : D

30. Match column I with column II and choose the correct combination from the options given below.

(Position of floral parts on thalamus)	(Represented in)
A. Hypogynous	I. Ray florets of sunflower
B. Perigynous	II. Brinjal
C Epigynous	III Peach

A. A II, B I, C III
B. A I, B II, C III
C. A III, B II, C I
D. A II, B III, C I
Answer : D

31. Fibrous root system is better adopted than tap root system for
A. transport of organic matter.
B. absorption of water and minerals.
C. storage of food.
D. anchorage of plant to soil.
Answer : D

32. The mature seeds of plants such as gram and peas, possess no endosperm, because
A. these plants are not angiosperms.
B. there is no double fertilization in them.
C. endosperm is not formed in them.
D. endosperm gets used up by th developing embryo during seed development.
Answer : D

33. Fibrous root system is found in
A. monocotyledonous plants.
B. dicotyledonous plants.
C. bryophytes.
D. gymnosperms.
Answer : A

34. Which of the following is correct with reference to floral character of family solanaceae?
A. Racemose, zygomorphic, unisexual, floral characters
B. Racemose, zygomorphic, bisexual, polypetalous
C. Axillary, bisexual, actinomorphic, epipetalous
D. Axillary, actinomorphic, bisexual, epipetalous
Answer : C

35. The given figure (A, B, and C) shows different types of roots. Identify the root which is seen in wheat plant and originate from the base of the stem? 

A. A
B. B
C. C
D. Both A and B
Answer : B

36. Stem tendrils are found in
A. cucumber
B. pumpkins
C. grapevines
D. all of these
Answer : D

37. In which of the following plants, a slender lateral branch arises from the base of the main axis and after growing aerially arch downwards to touch the ground?
A. Mint and jasmine
B. Banana and pineapple
C. Grass and stawberry
D. Pistia and Eichhornia
Answer : A

38. Which one of the following characteristics does not belong to parietal placentation?
A. Ovules are borne on central axis.
B. Ovary is one-chambered but it becomes two-chambered due to the formation of false septum.
C. Examples are mustard and Argemone.
D. Both (b) and (c)
Answer : A

39. The region of the root-tip which is involved in the formation of root hairs by epidermal cells is called the
A. region of maturation.
B. region of meristematic activity.
C. region of elongation.
D. none of the above.
Answer : A

40. The flower is the reproductive unit in the ___________ meant for ___________ reproduction.
A. angiosperms and sexual
B. gymnosperms and sexual
C. algae and asexual
D. pteridophytes and asexual
Answer : A

41. The given figure shows the parts of mango and coconut. Choose the option which shows the correct labelling of A, B, C and D marked in the figures. 

A. A - Epicarp, B - Mesocarp, C - Seed, D - Endocarp
B. A - Epicarp, B - Mesocarp, C - Ovule, D - Endocarp
C. A - Epicarp, B - Mesocarp, C - Ovary, D - Endocarp
D. A - Epicarp, B - Mesocarp, C - Embryo, D - Endocarp
Answer : A

42. In flower (X), the gynoecium occupies the highest position while the other parts are situated below it. The ovary in such flowers is said to be Y. Identify X and Y and select the correct option.
A. X - Epigynous, Y - Inferior
B. X - Perigynous, Y - Superior
C. X - Hypogynous, Y - Superior
D. X - Perigynous, Y - Half-inferior
Answer : C

43. Statement-1 : Ginger has a prostrate-growing rhizome.
Statement-2 : Shoot growth is not effected by gravity.
A. Statement-1 and statement-2 are true and Statement-2 is a correct explanation for statement-1.
B. Statement-1 and statement-2 are true but statement-2 is a correct explanation for statement-1.
C. Statement-1 is true and statement-2 is false.
D. Both the statements are false.
Answer : B

44. Leaves of dicotyledonous plants possess _________ venation, while _________ venation is the characteristic of most monocotyledons.
A. reticulate and parallel
B. parallel and reticulate
C. reticulate and perpendicular
D. obliquely and parallel
Answer : A

45. Read the following statements and answer the question.

1. It is the pattern of arrangement of leaves on the stem or branch.
2. It is usually of three types - alternate, opposite and whorled.
3. It is meant for getting maximum amount of light. statements?

A. Phyllotaxy
B. Venation
C. Inflorescencew
D. Aestivation
Answer : A

46. A sterile stamen is known as
A. staminode
B. anther
C. pollen grain
D. filament
Answer : A

47. Which of the following part elongates directly and leads to the formation of primary roots?
A. bud
B. radicle
C. plumule
D. root hair
Answer : B

48. Given figures (A, B and C) shows the position of floral parts on thalamus. (given as I, II and III) Select the correct combination.

1. Hypogynous flower


2. Perigynous flower


3. Epigynous flower

A. A-I, B-II, C-III
B. A-I, B-III, C-II
C. A-III, B-II, C-I
D. A-III, B-I, C-II
Answer : A

49. Pneumatophores are found in
A. the vegetation which is found in marshy and saline lake.
B. the vegetation which found in saline soil.
C. xerophytic condition.
D. hydrophytic condition.
Answer : A

50. Match column I with column II and choose the correct option.

Column-I	Column-II
A. Bud in the	I. Pitcher plant axil of leaf and venus fly trap
B. Outer layer of	II. Cacti seed coat
C. Spines	III. Testa (modified leaves)
D. Leaves modified	IV. Simple leaf to catch insects
E. Fleshy leaves	V. Garlic and onion with stored food

A. A I, B II, C III, D IV, E V
B. A V, B IV, C III, D II, E I
C. A IV, B III, C II, D I, E V
D. A IV, B II, C III, D I, E V
Answer : C