Botany Questions for Gurukul Teachers Exam

1. Stillt roots arising from the basal nodes of plants like maize and sugar cane are also called as
1) Pillar roots
2) Plank roots
3) Fibrous roots
4) Brace roots
Answer :  4

2. Haustoria produced by Striga are connected to
1) Only Pholoem of the host
2) Only xylem of the host
3) Both xylem and phloem of the host
4) Neither xylem nor phloem of the host
Answer :  2

3. Modified axillary buds help in climbing in
1)Cucumber
2) Dioscorea
3) Agave
4) Grapevine
Answer :  1

4. Fleshy photosynthetic structures of Euphorbia are
1) Modified petioles
2) Modified secondary rachii
3) Modified roots
4) Modified stems
Answer :  4

5. Phylloclades are needle like in
1) Casuarina
2) Euphorbia
3) Opuntia
4) Ruscus
Answer :  1

7. An example for storage fibrous roots and cladophylls is
1) Asparagus
2) Casuarina
3) Diascorea
4) Bougainvillia
Answer :  1

8. Phylloclades are fleshy in

1) Asparagus and Opuntia
2) Opuntia and Euphorbia
3) Euphorbia and Casuarina
4) Casuarina and Asparagus
Answer :  2

9. Underground stems of the following spread to new niches and form new plants when the older parts die

1) Strawberry
2) Grasses
3) Agave
4) 1 & 2
Answer :  4

10. Suckers are found in

1) Nerium and Jasmine
2) Banana and Pineapple
3) Pistia and Nerium
4) Jasmine and Musa
Answer :  2

11. Pulvinous leaf base is commonly found in the leaves of

1) Xerophytes
2) Grasses
3) Legumes
4) Monocots
Answer :  3

12. Type of phyllotaxy in Alstonia

1) Alternate
2) Opposite ducussate
3) Opposite superposed
4) Whorled
Answer :  4

13. Alternate phyllotaxy is found in

1) China-rose
2) Mustard
3) Sunflower
4) All
Answer :  4

14. Fleshy flattend phylloclades with bunch of spines at nodes are found in

1) Opuntia
2) Euphorbia
3) Casuarina
4) Bryophyllum
Answer :  1

15. Terminal leaflets are modified into tendrils in

1) Pisum
2) Bean
3) Punpkin
4) Allium
Answer :  1

16. Modified petiole of Australian acacia helps in
1) Transpiration
2) Secretion
3) Photosynthesis
4) Respiration
Answer :  3

17. Sessile unisexual and neuter flowers are arranged acorpetally in the inflorescence of

1) Achyranthes
 2) Tridax
3) Colocasia
4) Cassia
Answer :  3

18. A sunflower plant produces

1) unisexual flowers only
2) Bisexual flowers only
3) Unisexual and neuter flowers
4) Unisexual and bisexual flowers
Answer :  4

19. Spathe of Cocos is

1) unmodified bract
2) Modified bracteole
3) Modified bract
4) Modified peduncle
Answer :  3

20. Raceme inflorescence is found in

1) Cassia and cauliflower
2) Crotalaria and Mango
3) Musa and Colocasia
4) Carrot and Cassia
Answer :  2

21. An inflorescenes with pedicellate achla mydeous flowers

1) Hypanthodium
2) Cyathium
3) Verticellaster
4) Spadix
Answer :  2

22. A special type of inflorescence which begins an dichasial cyme and ends in mono chasial cyme is found in

1) Lamiaceae
2)Euphorbiaceae
3) Moraceae
4)apiaceae
Answer :  1

23. Gall flowers of Ficus are

1) Sterile male
2) Sterile female
3) Sterile bisexual
4) Fertile female
Answer :  2

24. Identify the Incorrect match

1) Hypogynous - Brinjal
2) Perigynous - Peach
3) Epigynous - Guava
4) Actinomorphic - Gulmohur
Answer :  4

25. Identify the correct match

1) Brinjal - epipetalous
2) Lily - epiphyllous
3) Salvia - stamens on different lengths in the same flower
4) All the above
Answer :  4

26. Placentation in pea is

1) Marginal
2) Axile
3) Superficial
4) Parietal
Answer :  1

27. Apocarpous condition is found in

1) Mustard
2) Rose
3) Lemon
4) Tomato
Answer :  2

28. Placentation in Dianthus is

1) Axile
2) Free central
3) Marginal
4) Parietal
Answer :  2

29. Edible part in Pyrus malus

1) Pedicel
2) Peduncle
3) Thalamus
4) True fruit
Answer :  3

30. In the drupe of Cocos, the hard and stony part is

1) Epicarp
2) Seed coat
3) Endocarp
4) Mesocarp
Answer :  3

31. Match the following

1) Assimilatory roots     A) Cuscuta
2) Nodular roots             B) Radish
3) Fusiform tap root       C) Taeniophyllum
4) Complete parasite      D) Ground nut with wiry stem
1 2 3 4
1) C D B A
2) C A B D
3) D A B C
4) C D A B
Answer :  1

32. Match the following

1) Nepenthes          A) Palmate compound leaf
2) Bryophyllum     B) Adventitious buds on leaf
3) Pea                     C) Phyllode
4) Bombax             D) Pinnate compound leaf with tendrils
1 2 3 4
1) C B D A
2) D B A C
3) C B A D
4) B A C D
Answer :  1

33. Match the following

1) Naked flower                     A)Jasmine
2) Fleshy peduncle                B) Ficus
3) False whorl around           C) Euphorbia
4) Three flowers cymose       D) Lamiaceae inflorescence
1 2 3 4
1) B C A D
2) C B D A
3) C D A B
4) D A D C
Answer :  2

34. Match the following

A) Hypogynous flower with         1) China rose funnel shaped corolla
B) Epigynous flower with             2) Cassia tubular corolla
C) Corymb with zygomorphic     3) Disc florests flowers
D) Hypogynous flower with         4) Datura monadelphous stamens
1) 4 1 3 2
2) 3 1 2 4
3) 4 3 2 1
4) 2 3 4 1
Answer :  3

35. Match the following

A) Hesperidium    1) Pappus
B) Pome                 2) Seed coat and fruit wall fused
C) Caryopsis         3) Epicarp with volatile oil glands
D) Cypsela            4) Cartilagenous
1) 4 2 1 3
2) 3 4 1 2
3) 3 1 2 4
4) 3 4 2 1
Answer :  4

36. In Calotropis

a) A pair of leaf lets develop at each node
b) A pair lf leaves develop at each node
c) Aestivation in perianth is valvate
d) A pair of thorns develop at each node correct statements are
1) a, c
2) b, c
3) c, d
4) a, d
Answer :  2

37. The characters related to Nerium

a) Vegetative propagation by stolons
b) Polychasial cyme
c) Whorled phyllotaxy
1) a, b
2) a, c
3) b, c
4) a, b, c
Answer :  4

38. The rhizome of Zingiber is associated with

a) Perennation
b) Vegetative Propagation
c) Storage
1) a, b, c
2) b & c only
3) a, b only
4) a and c only
Answer :  1

39. Read the following statements

a) Bulb is a modified aerial vegetative bud
b) Bulbils are modified floral buds in Dioscorea
c) Leaves develops from shoot apical meristem
d) Leaves are modified into scales or spines in plants having phylloclades
The correct statements are
1) a and d
2) c and d
3) b and d
4) b and c
Answer :  2

40. Read the following statements

a) Peduncle is unbranched in Hamelia
b) Arrangement of male flowers in cyathium is monochasial
c) A flower of Canna cannot be divided into two similar halves by any vertial palne passing through the centre
The correct statements are
1) a and c
2) b and c
3) a and b
4) a, b and c
Answer :  2