NCERT CLASS 11 | TOPIC : PLANT MORPHOLOGY | PYQB (OLD) | NEET BIOLOGY ONLINE TEST

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NCERT CLASS 11 | TOPIC : PLANT MORPHOLOGY | PYQB (OLD) | NEET BIOLOGY ONLINE TEST

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It contains 50 important questions. Choose the most correct answer. Then check your answer. Try again if there are errors. Regards : kalvisolai.net

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1 ➤ 1.Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure? [AIPMT MAINS 2010]

(a) Opuntia (b) Casuarina (c) Hydrilla (d) Acacia

2 ➤ 2. Aestivation of petals in the flower of cotton is correctly shown in [AIPMT MAINS 2010]

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A) B) C) D)

3 ➤ 3. The correct floral formula of soyabean is [AIPMT MAINS 2010]

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A) B) C) D)

4 ➤ "Consider the following four statements (A), (B), (C) and (D) and select the right option for two correct statements. [AIPMT MAINS 2010]

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(a) (a) and (c) (b) (a) and (b) (c) (b) and (c) (d) (c) and (d)

5 ➤ 5. In unilocular ovary with a single ovule, the placentation is [AIPMT PRE 2010]

(a) Marginal (b) Basal (c) Free central (d) Axile

6 ➤ 6. Keel is the characteristic of the flowers of [AIPMT PRE 2010]

(a) Gulmohar (b) Cassia (c) Calotropis (d) Bean

7 ➤ 7. Ovary is half-inferior in the flowers of [AIPMT PRE 2010]

(a) Guava (b) Plum (c) Brinjal (d) Cucumber

8 ➤ 8. The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis) is [AIPMT PRE 2010]

(a) Monadelphous (b) Diadelphous (c) Polyandrous (d) Polyadelphous

9 ➤ 9. Coiling of garden pea tendrils around any support is an example of [AIPMT PRE 2010]

(a) Thigmotaxis (b) Thigmonasty (c) Thigmotropism (d) Thermotaxis

10 ➤ 10. Which one of the following figures represents the placentation in dianthus?[AIPMT MAINS 2011]

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A) B) C) D)

11 ➤ 11. Whorled, simple leaves with reticulate venation are present in [AIPMT MAINS 2011]

(a) Calotropis (b) Neem (c) China rose (d) Alstonia

12 ➤ 12. Which one of the following statements is correct? [AIPMT PRE 2011]

(a) Seeds of orchids have oil-rich endosperm. (b) Placentation in primrose is basal. (c) Flower of tulip is a modified shoot. (d) In tomato, the fruit is a capsule.

13 ➤ 13. The ‘Eyes’ of the potato tuber are: [AIPMT PRE 2011]

(a) Flower buds (b) Shoot buds (c) Axillary buds (d) Root buds

14 ➤ 14. Flowers are zygomorphic in [AIPMT PRE 2011]

(a) Gulmohar (b) Tomato (c) Datura (d) Mustard

15 ➤ 15. A drupe is developed in [AIPMT PRE 2011]

(a) Wheat (b) Pea (c) Tomato (d) Mango

16 ➤ 16. Which one of the following is wrongly matched? [AIPMT PRE 2011]

(a) Puccinia - Smut (b) Root - Exarch protoxylem (c) Cassia - Imbricate aestivation (d) Root pressure - Guttation

17 ➤ 17. The ovary is half inferior in flowers of [AIPMT PRE 2011]

(a) Cucumber (b) Cotton (c) Guava (d) Peach

18 ➤ 18. The correct floral formula of chilli is : [AIPMT PRE 2011]

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A) B) C) D)

19 ➤ 19. How many plants in the list given below have composite fruits that develop from an inflorescence? | Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry. [AIPMT PRE 2012]

(a) Four (b) Five (c) Two (d) Three

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

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Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin [AIPMT MAINS 2012]

(a) Five (b) Six (c) Three (d) Four

21 ➤ 21. Which one of the following organisms is correctly matched with its three characteristics? [AIPMT MAINS 2012]

(a) Tomato: Twisted aestivation, Axile placentation, Berry (b) Onion: Bulb, Imbricate aestivation, Axile placentation (c) Maize: C3 pathway, Closed vascular bundles, Scutellum (d) Pea: C3 pathway, Endospermic seed, Vaxillary aestivation

22 ➤ 22. Cymose inflorescence is present in [AIPMT PRE 2012]

(a) Solanum (b) Sesbania (c) Trifolium (d) Brassica

23 ➤ 23. Phyllode is present in [AIPMT PRE 2012]

(a) Asparagus (b) Euphorbia (c) Australian Acacia (d) Opuntia

24 ➤ 24. Placentation in tomato and lemon is [AIPMT PRE 2012]

(a) Parietal (b) Free central (c) Marginal (d) Axile

25 ➤ 25. Vexillary aestivation is a characteristic of the family [AIPMT PRE 2012]

(a) Fabaceae (b) Asteraceae (c) Solanaceae (d) Brassicaceae

26 ➤ 26. Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunhemp, gram, guava, bean, chilli, plum, petunia, tomato, rose, withania, potato, onion, aloe and tulip, how many plants have hypogynous flower? [AIPMT 2013]

(a) Six (b) Ten (c) Fifteen (d) Eighteen

27 ➤ 27. In China rose the flowers are [AIPMT 2013]

(a) Actinomorphic, hypogynous with twisted aestivation (b) Actinomorphic, epigynous with valvate aestivation. (c) Zygomorphic, hypogynous with imbricate aestivation. (d) Zygomorphic, egigynous with twisted aestivation.

28 ➤ 28. Seed coat is not thin, but membranous in [AIPMT 2013]

(a) Maize (b) Coconut (c) Groundnut (d) Gram

29 ➤ 29. Placenta and pericarp are both edible portions in [AIPMT 2014]

(a) Apple (b) Banana (c) Tomato (d) Potato

30 ➤ 30. When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as [AIPMT 2014]

(a) Vexillary (b) Imbricate (c) Twisted (d) Valvate

31 ➤ 31. Which one of the following statements is correct? [AIPMT 2014]

(a) The seed in grasses is not endospermic (b) Mango is a parthenocarpic fruit . (c) A proteinaceous aleurone layer is present in maize grain. (d) A sterile pistil is called a staminode.

32 ➤ 32. An example of edible underground stem is [AIPMT 2014]

(a) Carrot (b) Groundnut (c) Sweet potato (d) Potato

33 ➤ 33. An aggregate fruit is one which develops from [AIPMT 2014]

(a) Multicarpellary syncarpous gynoecium (b) Multicarpellary apocarpous gynoecium (c) Complete inflorescence (d) Multicarpellary superior ovary

34 ➤

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(a) Alium (b) Serbia (c) Petunia (d) Brassica

35 ➤ 35. Keel is the characteristic feature flower of [AIPMT 2015]

(a) Tulip (b) Indigofera (c) Aloe (d) Tomato

36 ➤ 36. Perigynous flowers are found in [AIPMT 2015]

(a) Guava (b) Cucumber (c) China rose (d) Rose

37 ➤ 37. A hilum is a scar on the [AIPMT 2015]

(a) Seed, where funicle was attached (b) Fruit, where it was attached to pedicel (c) Fruit, where style was present. (d) Seed, where micropyle was present.

38 ➤ 38. Among china rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary? [RE-AIPMT 2015]

(a) Six (b) Three (c) Four (d) Four

39 ➤ 39. The wheat grain has an embryo with one large, shield-shaped cotyledon known as [RE-AIPMT 2015]

(a) Coleorrhiza (b) Scutellum (c) Coleoptile (d) Epiblast

40 ➤ 40. Axile placentation is present in [RE-AIPMT 2015]

(a) Lemon (b) Pea (c) Argemone (d) Dianthus

41 ➤ 41. Flowers are unisexual in [RE-AIPMT 2015]

(a) Cucumber (b) China rose (c) Onion (d) Pea

42 ➤ 42. The standard petal of a papilionaceous corolla is also called: [NEET - I, 2016]

(a) Carina (b) Pappus (c) Vexillum (d) Corona

43 ➤ 43. Tricarpellary, syncarpous gynoecium is found in flowers of: [NEET - I, 2016]

(a) Liliaceae (b) Solanaceae (c) Fabaceae (d) Poaceae

44 ➤ 44. Which of the following is not a stem modification? [NEET - I, 2016]

(a) Pitcher of Nepenthes (b) Thorns of citrus (c) Tendrils of cucumber (d) Flattened structures of Opuntia

45 ➤ 45. Cotyledon of maize grain is called: [NEET - I, 2016]

(a) Plumule (b) Coleorhiza (c) Coleoptile (d) Scutellum

46 ➤ 46. Stems modified into flat green organs performing the functions of leaves are known as: [NEET - I, 2016]

(a) Cladodes (b) Phyllodes (c) Phylloclade’ (d) Scales

47 ➤ 47. The term ‘polyadelphous’ is related to [NEET - II, 2016]

(a) Androecium (b) Corolla (c) Calyx (d) Gynoecium

48 ➤ 48. How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, Mustard, Groundnut, radish, gram and turnip have stamen with different lengths in their flowers? [NEET - II, 2016]

(a) Four (b) Five (c) Six (d) Three

49 ➤ 49. Radial symmetry is founding the flowers of [NEET - II, 2016]

(a) Trifolium (b) Pisum (c) Cassia (d) Brassica

50 ➤ 50. Free-central placentation is found in [NEET - II, 2016]

(a) Argemone (b) Brassica (c) Citrus (d) Dianthus

Your Score is

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