Ratnam medical academy
BY
MRT
1. The
fleshy fruit that develops from multicarpellary, syncarpous, multilocular
superior ovary is
1) Berry 2) Pome 3) Hesperidium 4) Drupe
2. Identify
the incorrect statement
1) Rose,
Peach- plants show perigynous flower with half superior ovary
2) Epigynous
flower with inferior ovary is present in Guava and Cucumber.
3) In Mustard
and Datura flower can be divided into two equal halves in any vertical plane passing through the centre.
4) Asymmetric
flowers are present in cassia
3. Ovary
with false septum is seen in flower of
these plants
I)
Mustard II) Primrose III) Argemone IV) Marigold
1) I, II only 2) I, II, III 3) I, III only 4) II, IV only
4. A
plant with both parthenocarpic fruit and
sucker is
1) Aloe 2) Chrysanthemum 3) Musa 4) Nerim
5. Match
the following:
List
- 1 List
- 2
A)
Marginal plantation I)
Sun flower & Marigold
B)
Parietal placentation II)
Pea & Bean
C)
Axile placentation III)
Mustard & Argemone
D)
Free central placentation IV) Hibiscus & Tomato
E)
Basal placentation V)
Dianthus & Primrose
The
correct match is
A B C D E A B C D E
1) II III IV V
I 2) II III I V IV
3) II I III IV V 4) III II IV V I
6. Type
of aestivation without overlapping of perianth members is
1) Valvate 2) Vexilllary 3)
Ascendingly imbricate 4) Twisted
7. Read
the given statements
i)
Gynoecium occupies the highest position while the other floral parts are
situated below it
ii)
Ovary is superior
iii)
Examples are Brassica, Hibiscus, Brinjal, etc
Which
condition of flowers is being described by the above statements
1) Hypogyny 2) Perigyny 3) Epigyny 4) None of these
8. Identify
the correct order of plants showing Hypogynous, Perigynous and Epigynous
conditions
1)
Mustard, Gulmohur, Chilli 2) Rose, Guava,
Chinarose
3)
China rose, Rose, Guava 4)
Chinarose, Guava, Rose
9. If
the posterior margins of anterior petals are over lapped by anterior margins of
their posterior petals then the aestivation is called
1)
Twisted 2)
Ascendingly imbricate 3) Vexillary 4) Valvate
10. Type
of placentation found in the ovary of
Dianthus is
1)
Basal 2) Axile 3) Parietal 4) Free central
11.
Identify the fruits developed from inferior ovaries
I)
Cypsela II) Pome III) Caryopsis IV) Pepo
V)
Hesperidium
1)
I to V 2) I, II,
III, IV 3) I, II, IV 4) II, III, IV
12. In apple,
true fruit develops from
1) Thalamus 2) pedicel 3)
only from ovary 4) Calyx
13. Study the following table
with reference to fruits
Fruit Ovary Other
feature
A) Hesperidium Multicarpellary, papery endocarp
multilocular,
superior ovary
B) Pepo Tricarpellary,
Trilocular, The epicarp is like
a rind
inferior
ovary
C) Nut Multicarpellary,
unilocular Pericarp is stony
ovary
D) Drupe Monocarpellary,
superior Stony hard endocarp
ovary
The incorrect
combinations are
*1) A and B 2) C and D 3) A and C 4) A and D
14. Study the following
and identify the correct pair of characters for calotropis
I) Valvate
aestivation II)
Twisted aestivation
III) Simple raceme IV)
Opposite phyllotaxy
The correct answer
is
1) I, II 2) I, IV 3) II, III 4) II, IV
15. Tubular
corolla is present in
1)
Ray florets of sunflower 2)
Disc florets of Tridax
3) Ocimum flower 4)
Datura flower
16. Ovary
is one chambered but it becomes two chambered due to the formation of the false
septum in
1)
Argemone and mustard 2)
Dianthus and Prime rose
3)
Sun flower and Mary gold 4) China rose and
rose
17. Flowers are described as hypogynous,
perigynous and epigynous on the basis of
I) Position of calyx and corolla in
respect of the ovary
II) Position of androecium in respect
of the ovary
III) Position of leaves in respect of
the ovary
IV) Position of carpels in respect of
the ovary
1)
I, III 2) II,
IV 3) III, IV 4) I, II
18. In
china rose and cucumber flowers the position of
accessory organs on Thalamus in respect of ovary respectively is
1)
Inferior & Superior 2)
Half superior & Inferior
3)
Superior & Superior 4)
Inferior & Inferior
19. Flowers
of which of the following plants can be divided into two similar halves only in
one particular vertical plane
I)
Hibiscus II) Gulmohar III) Canna IV) Cassia
1)
II & IV 2) I,
III & IV 3) I,II &
III 4) II only
20. What
is the ratio of overlapping margins of petals to overlapped ones in twisted
aestivation
1) 1 : 2 2) 1 : 1 3)
3 : 2 4) 4 : 1
21. Read
the following table, select correct combinations.
Type
of fruit Family Edible parts
I) Hesperidium Rutaceae Juicy placental hairs
II) Pepo Cucurbitaceae Epicarp and mesocarp
III)
Cocos Anacardiaceae Cotyledons
IV)
Tomato Solanaceae Pulp + Placenta
1)
I & II 2) I
& IV 3) II &
III 4) II & IV
22. Study
the following statements
I) In cashew, true fruit is associated with
false fruit
II)
In dry fruits the pericarp remains
differentiated
III)
In all fleshy fruits only seeds are hard portions
IV) Pericarp is present in fruit of Banana &
Citrus
The
correct statements are
1)
II & IV 2) I
& IV 3) I &
III 4) II & III
23. Male
reproductive organs and insect attracting structures are united in
1)
Brinjal 2) Pea 3) Bean 4) All the above
24. The
arrangement of the ovules on the placenta, which developed on central axis of the unilocular
ovary (finally) is called
1)
Free central placentation 2)
Basal placentation
3)
Axile placentation 4)
Parietal placentation
25. List
- I List
- II
Type
of placentation Example
(plant/family)
A)
Parietal I)
Fabaceae
B)
Axile II) Asteraceae
C)
Basal III)
Lemon
D)
Marginal IV) Argemone
V)
Primrose
A B C D A B C D
1) IV II III V 2) IV III I II
3) IV III II I 4) III IV II I
26. Consider
the following statements
I)
Berry fruit of Guava is formed from
Inferior ovary
II)
In
cucumber fruit, mesocarp is like rind
III)
Citrus fruit is characterized by leathery epicarp with volatile oil glands
IV)
Drupe is a one seeded dry fruit
1)
I&III are false, but II & IV are true 2)
I & II are false but III & IV are true
3)
III & IV are true but I & II are false 4)
I &III are true but II & IV are false
27. Assertion
(A) : Both
parthenocarpic fruit & true fruit
are developing from ovary only
Reason
(R) : A
fruit developing from fertilized ovary is called true fruit
1)
Both A and R are correct. R is the
correct explanation of A.
2)
Both A and R are correct. R is not the
correct explanation of A.
3)
A is true, but R is false 4)
A is false, but R is true
28. A)
Hesperidium of Citrus B) Drupe of
coconut
C)
Pome of Apple D) Pepo of cucumber
E)
Cypsela of sunflower F) False fruit
of Apple
Identify
the fleshy fruit developed from unilocular inferior ovary
1)
D,E,F only 2) C,D,E only 3) A,B,C,D, E 4) D only
29. Thalamus
wall and the entire ovary wall are fused in this flower
1)
Hypogynous flower 2) Perigynous
flower
3)
Epigynous flower 4) All the above
30. Sepals,
petals and stamens are superior with respect to ovary in
1)
Brinjal 2) Rose 3) Guava 4) Peach
31. List
- I List
- II
A)
Tubular corolla I. Ocimum
B)
Bilipped corolla II. Disc floret of asteraceae
C)
Funnel shaped corolla III. Datura
The
correct match is
A B C A B C
1) I III II 2) II I III
3) I II III 4) III II I
32. Choose
the specific characters of Canna and Gulmohur respectively
1)
Actinomorphic and bilateral symmetry 2)
Asymmetric and bilateral symmetry
3)
Asymmetric and Zygomorphic 4)
Both 2 and 3 are correct
33. Assertion
(A) : Flower
of Datura is actinomorphic
Reason
(R) : It
can be divided into two similar halves in many transverse planes passing through the centre
1)
Both A and R are correct. R is the
correct explanation of A.
2)
Both A and R are correct. R is not the
correct explanation of A.
3)
A is true, but R is false 4)
A is false, but R is true
34. Twisted
Aestivation is found in
I)
China rose II) Bean III) Cotton IV) Lady's finger
1)
I, II, III, IV 2) I, III,
IV 3) II, III, IV 4) I, II
35. Find
the incorrect statement with regard to Papilionaceous corolla
1)
The largest petal is called standard petal or Vexillum
2)
The two smallest anterior petals are called keel petals
3)
The standard petal overlaps the two lateral petals
4)
The two lateral petals are called carina
36. Transverse
sections of ovary of two plants A and B are observed under microscope. Ovary of
plant A is unilocular with ovules attached at the central region. In B, the
ovary is trilocular with ovules attached to the central region. The type of
placentations in A and B can be identified respectively as
1)
Free central and Basal 2)
Free central and Axile
3)
Basal and Axile 4) Parietal and
Axile
37. A
fruit in which fleshy edible thalamus encloses the true fruit is known as
1)
Pepo 2) Pome 3) Berry 4) Drupe
38. Each
carpel of apocarpous gynoecium develops into a fruitlet in
1)
Apple 2) Custard
Apple 3) Pineapple 4) Mulberry
39. Important
distinguishing character of drupe
1)
Stony epicarp 2) Stony
mesocarp 3) Stony endocarp 4) Stony pericarp
40. The
type of placentation in which the placenta forms a ridge along the ventral
suture of the monocarpellary ovary and the ovules are borne on this ridge
forming two rows is called
1)
Axial 2) Free
central 3) Basal 4) Marginal
KEY SHEET (05.07.2015)
1)
3
|
2)
4
|
3)
3
|
4)
3
|
5)
1
|
6)
1
|
7)
1
|
8)
3
|
9)
3
|
10)
4
|
11)
3
|
12)
3
|
13)
1
|
14)
2
|
15)
2
|
16)
1
|
17)
4
|
18)
1
|
19)
1
|
20)
2
|
21)
2
|
22)
2
|
23)
1
|
24)
1
|
25)
3
|
26)
4
|
27)
2
|
28)
4
|
29)
3
|
30)
3
|
31)
2
|
32) 4
|
33)
3
|
34)
2
|
35)
4
|
36)
2
|
37)
2
|
38)
2
|
39)
3
|
40)
4
|
