Hey Guys, Today in this article we are going to give you the Botany Lecturer Sample Paper For PPSC which will help you a lot to crack any desired Job in Pakistan.
We have collected all the data and we have tried to provide you the best information related to Everyday Science MCQs with answers. In this post, you can easily get the basic to advanced level information related to Everyday Science Mcqs and their answers so that you can get the maximum benefit from these MCQs. The list down below of Everyday Science related MCQS will help you for the preparation of CSS, PMS, NTS, KPPSC, PPSC and other competitive exams of Pakistan.
1. Algae have cell wall made up of
(A) pectins, cellulose and proteins
(B) cellulose, hemicellulose and pectins
(C) chitin
(D) cellulose, galactans and mannans
2. Which spore is on a club and results from the fusion of two nuclei from different strains of the same fungi?
(A) blastospore
(B) ascospore
(C) basidiospore
(D) conidiospore
3. Which algal division is divided up into three main groups consisting of the golden-brown algae, the yellow-green algae and the diatoms?
(A) chlorophyta
(B) chrysophyta
(C) phaeophyta
(D) pyyrophyta
4. In Funaria stomata are found on
(A) theca
(B) leaf
(C) apophysis
(D) stem
5. After forest fire which plants are the first to appear
(A) ferns
(B) bryophytes
(C) grass
(D) all of these
6. All of the following cellular structures are functionally important in cells of the gametophytes of both angiosperms and gymnosperms, except
(A) haploid nuclei
(B) mitochondria
(C) cell wall
(D) chloroplast
7. Cell elongation in the internodal region of green plants takes place due to
(A) ethylene
(B) cytokinins
(C) gibberellins
(D) indole acetic acid
8. Synecology deals with
(A) ecology of many species
(B) ecology of many populations
(C) ecology of community
(D) none of the above
9. Semiautonomous organelle in the cell is
(A) chloroplast
(B) vacuole
(C) peroxisomes
(D) endoplasmic reticulum
10. Which of the following statements are true regarding ‘law of segregation’
(A) alleles separate with each other during gametogenesis
(B) the segregation of factors is due to the segregation of chromosomes during meiosis
(C) law of segregation is called as law of purity of gametes
(D) all of the above
11. All algae possess
(A) nuclei
(B) chloroplasts
(C) both a and b
(D) none of these
12. The lower Bryophytes are usually termed as
(A) mosses
(B) liverworts
(C) sporophytes
(D) ferns
13. Which fern yields antihelminthic drug
(A) adiantum
(B) pteris
(C) salvinia
(D) dryopteris
14. In addition to seeds, which of the following characteristics are unique to the seed-producing plants
(A) sporopollenin
(B) lignin present in cell walls
(C) pollen
(D) megaphylls
15. Flowering dependent on cold treatment is
(A) cryotherapy
(B) vernalization
(C) cryogenics
(D) none of these
16. The pyramid of energy in any ecosystem is
(A) always upright
(B) may be upright or invented
(C) always inverted
(D) none of these
17. Microfilaments are composed mainly of a protein called
(A) actin
(B) tubulin
(C) myosin
(D) chitin
18. Monohybrid ratio is
(A) 9:3:3:1
(B) 9:1
(C) 9:3:1
(D) 3:1
19. Homologous organs indicate the
(A) convergent evolution
(B) parallel evolution
(C) common descendent
(D) natural selection
20. Saprophytic fungi
(A) engulf their food in order to break it down
(B) secure their food from dead organic materials
(C) both (a) and (b)
(D) none of these
21. Chlamydomonas and Volvox are similar because
(A) they both are motile
(B) they are members of the Chlorophyta
(C) both (a) and (b)
(D) none of these
22. Elaters of Marchantia are
(A) haploid
(B) diploid
(C) triploid
(D) polyploid
23. The number of spores produced in fern sporangium is
(A) 32
(B) 16
(C) 72
(D) 64
24. In seed plants, which part of a pollen grain has a function most like that of the seed coat
(A) sporopollenin
(B) male gametophyte
(C) sporophyll
(D) stigma
25. Rubisco content of choroplast is
(A) 20%
(B) 16%
(C) 25%
(D) 50%
26. An ecosystem must have a continuous external source of
(A) energy
(B) food
(C) minerals
(D) all of these
27. Which of the following is associated with the structure of Golgi complex
(A) cristae
(B) cisternae
(C) tonoplast
(D) none of these
28. When alleles of two contrasting characters are present together, one of the character express and the other remains hidden.This is the
(A) law of purity of gametes
(B) law of segregation
(C) law of independent assortment
(D) law of dominance
29. Coacervates were experimentally produced by
(A) Fischer and Huxley
(B) Sidney Fox and Oparin
(C) Urey and Miller
(D) Jacob and Monod
30. The amount of phagocytosis done by the Plasmodium
(A) is greater than by the water mold mycelium
(B) is lesser than by the water mold mycelium
(C) is equal to by the water mold mycelium
(D) none of the these
31. Which algal division never produces motile, flagellated cells among any of its members
(A) chlorophyta
(B) rhodophyta
(C) chrysophyta
(D) phaeophyta
32. During World War II which Bryophyta was used in surgical dressing
(A) sphagnum
(B) funaria
(C) pteris
(D) riccia
33. Fern plants are
(A) hydrophytes
(B) amphibious
(C) hygrophytes
(D) mesophytes
34. Which of these is most important in making the typical seed more resistant to adverse conditions than the typical spore
(A) a different type of sporopollenin
(B) an internal reservoir of liquid water
(C) integuments
(D) ability to be dispersed
35. Dichlorophenyl dimethyl urea (DCMU)
(A) inhibits oxygen evolution and non-cyclic photophosphorylation
(B) promotes oxygen evolution and non-cyclic photophosphorylation
(C) both
(D) none of these
36. Biotic potential is counteracted by
(A) competition with other organisms
(B) producer is the largest
(C) limitation of food supply
(D) none of these
37. Smooth endoplasmic reticulum is the site of
(A) protein synthesis
(B) carbohydrate synthesis
(C) amino acid synthesis
(D) lipid synthesis
38. The experimental material garden pea used by Mendel is
(A) cross fertilized crop
(B) both self and cross fertilized
(C) self fertilized crop
(D) may vary with ecotype
39. Diversification in plant life appeared
(A) due to abrupt mutations
(B) suddenly on earth
(C) by seed dispersal
(D) due to long periods of evolutionary changes
40. __________ produce basidiospores
(A) slime molds
(B) dimorphic fungi
(C) club fungi
(D) sac fungi
41. Which is wrong in respect to bryophytes
(A) water is essential for fertilization
(B) presence of archegonia
(C) presence of ciliated sperms
(D) presence of autotrophic independent sporophyte
42. Agar, which is the solidifying agent in many bacterial culture media, is part of the cell wall of
(A) pyrrophyta
(B) chrysophyta
(C) chlorophyta
(D) rhodophyta
43. Horsetail is the common name of
(A) equisetum
(B) marchantia
(C) marselia
(D) pteris
44. The main way that pine trees disperse their offspring is by using
(A) fruits that are eaten by animals
(B) wind blown seeds
(C) squirrels to bury cones
(D) spores
45. Species that occur in different geographical regions separated by special barrier are
(A) allopatric
(B) sympatric
(C) sibling
(D) none of these
46. The main function of centrosome is
(A) secretion
(B) osmoregulation
(C) protein synthesis
(D) formation of spindle fiber
47. In DNA, the adenine normally pairs with
(A) cytosine
(B) guanine
(C) thymine
(D) uracil
48. Chemical reactions could have converted simple organic compounds into ______ for the origin of life.
(A) micromolecules
(B) macromolecules
(C) nitrogen, oxygen and other gases
(D) cells
49. Which of the following does not represent a human disease caused by fungi
(A) ring worm
(B) cryptococcosis
(C) malaria
(D) jock itch
50. Which of the following groups of algae do not have eukaryotic organization
(A) blue green algae
(B) green algae
(C) golden brown algae
(D) red algae
ANSWERS: FPSC BOTANY SAMPLE QUESTIONS
1(D) 2(C) 3(B) 4(C) 5(A)
6(D) 7(C) 8(C) 9(A) 10(D
11(C) 12(B) 13(D) 14(C) 15(B)
16(A) 17(A) 18(D) 19(C) 20(B)
21(C) 22(B) 23(D) 24(A) 25(B)
26(A) 27(B) 28(C) 29(B) 30(A)
31(B) 32(A) 33(C) 34(C) 35(A)
36(D) 37(A) 38(C) 39(D) 40(C)
41(D) 42(D) 43(A) 44(B) 45(A)
46(D) 47(C) 48(B) 49(C) 50(A)
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