PPSC Past Papers – Past Papers of PPSC

PPSC Past Papers Solved

ppsc past papers

1. Infundibuliform calyx and corolla having the shape

a) Funnel

b) Bell

c) Globe

d) Urn shaped

2. Spurred calyx and corolla having the shape:

a) Funnel

b) Long hollow tube

c) Globe

d) Urn shaped

3. Bilabiate calyx having the shape

a) Lip

b) Bell

c) Globe

d) Tube

4. If the stamens are united by their filament is called as:

a) Adolphus

b) Mono Adolphus

c) Poly Adolphus

c) None of these

5. Tomato has the placentation

a) Parietal

b) Axial

c) Basal

d) Free central

6. The floral diagram represents

a) Calyx and corolla

b) Androecium

c) Gynoecium

d) All of these

7. The arrangement of flowers is called

a) Inflorences

b) Succession

C) Spike

d) None of these

8. Sunflower is an example of inflorance type:

a) Spadix

b) Umbel

c) Capitulum

d) Hypenthodium

9. Pepal is an example of inflorance type:

a) Spadix

b) Umbel

c) Capitulum

d) Hypenthodium

10. Coriandum is an example of inflorance type:

a) Spadix

b) Umbel

c) Capitulum

d) Hypenthodium

11. Tricarpillary ovary is found in

a) Cyathium

b) Umbel

c) Capitulum

d) Hypenthodium

12. The inflorescence of onion is called a:

a) Cyathium

b) Umblte cymose head

c) Capitulum

d) Hypenthodium

13. The rhizome is an example of____

a) Stem

b) Underground stem

c) Leaves

d) All of these

14. The unripened seed is:

a) Ovule

b) Flower

C) Inflorences

d) Fruit

ppsc past papers

15. In ovule the egg is present in______

a) Embryo sac

b) Micropyle

c) Finical

d) Secondary nucleus

16. The Micropyle enters the ovule through_______

a) Embryo sac

b) Micropyle

c) Funical

d) None of these

17. Double fertilization is found in:

a) Algae

b) Bryophytes

c) Pteridophytes

d) Angiosperms

18. After fertilization the secondary nucleus become

a) 2n

b) 3n

c) 4n

d) 5n

19. After free cell formation in embryo sac the tissues is known as:

a) Endosperms

b) Perisperms

c) Seed

d) Fruit

20. The ripened ovary is called as

a) Endosperm

b) Seed

c) Fruit

d) All of these

21. The wall of fruit is called:

a) Pericarp

b) Periplasm

c) Endoplasm

d) Pseudocarp

22. If the thalamus ripened then it is called:

a) Fruit

b) Pseudocarp

c) Periplasmi

d) None of these

23. Apple is the example of:

a) Pseudo carp

b) Simple fruit

c) Achene

d) Nut

24. Mango is an example of_______

a) Achene

b) Nut

c) Drup

d) Endocarp

25. Tomat if the example of

a) Nut

b) Drup

c) Berry

d) All of these

26. The example of the polycarpellary and syncarpous ovary is______

a) Orange

b) Agava

c) Pomegranate

d) Tomato

27. The lotus has the fruit

a) Drup

b) Spongy

c) Achene

d) None of these

 

28. The family of phol ghobi is_______

a) Brassicaceae

b) Fabaceae

c) Umbelliferae

d) Cucurbitaceae

29. The family of cucumber is:

a) Brassicaceae

b) Fabaceae

c) Umbelliferae

d) Cucurbitaceae

30. Four sepals and four petals are found in

a) Cruciferae

b) Fabaceae

c) Umbelliferae

d) Cucurbitaceae

31. The family of nion is_____

a) Brassicaceae

b) Liliaceae

c) Umbelliferae

d) Cucurbitaceae

32. Lodicules are found in the family:

a) Graminae

b) Fabaceae

c) Umbelliferae

d) Solanaceae

33. In Cyperaceae the hard surface in the epidermis is due to deposition of:

a) Cuticle

b) Silica

c) Calcium

d) Both a & c

34. In ladyfinger the sticky substance is due to_____

a) Mucilaginous canals

b) Rosin canals

c) Wax

d) All of these

35. The stratified appearance due to starch grain is called as:

a) Inulin

b) Hilum

c) Storage organ

d) Dumb

36. In dicots the secondary growth is absent

a) Herbs

b) Trees

c) Perianal

d) All of these

37. Vessels are absent in_________

a) Pteridophytes

b) Gymnosperms

c) Both a & b

d) Angiosperms

38. The fiber tracheids are the remnant of:

a) Pit

b) Simple pit

c) Boarder pit

d) Pit membrane

39. The main difference between monocot and dicot stem is of:

a) Vascular bundle

b) Ground tissues

c) Pith

d) None of these

40. In monocot stem the xylem is in the form:

a) Y shaped

b) V-shaped

c) X shaped

d) K shaped

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