Almost all solved MCQs for you..

Solved MCQs on Botany Q&A (PPSC Lecturer Botany BPS-17).

 

Q1. Pakistan export in China in 2020?
Ans.1.6$ billion

0Q2. SARS Covid 2 has size?
Ans. 20-30 kb

Q3. Ferns are different from mosses?
Ans. vascular tissues

Q4. Pteridophytes have dominant generation?
Ans. Diploid

Q5. Late blight potato disease is caused by:
Ans. Ascomycota

Q6. The seize of bacteria is:
Ans. 0.5-5um

Q7. Obligate parasites are:
Ans. Viruses

Q8. DNA polymerase:
Ans. None of these

Q9. Psilotales are closely related to:
Ans. Bryophytes

Q10. Techeoic acid is found in:
Ans. Gram positive bacteris

Q11. Plant viruses are mostly: 
Ans. RNA viruses

Q12. Cell wall of bacteria is made up of:
Ans. Peptidoglycan

Q13. The waxy material is present in the cork cells called:
Ans. Suberin

Q14. Flagella are absent in:
Ans. Rhodophyta

Q15. The products of light reaction are:
Ans. ATP and NADH

Q16. ETC occur in :
Ans. Mitochondria

Q17. Which is the Red color pigment?
Ans. Phycoerythrin

Q18. Facultative Anaerobic bacteria :
Ans. ferment nutrients in the absence of nitrogen

Q19. The media used by microbiologist usually contain:
Ans. nitrogen source

Q20. Which is the predator fungi?
Ans. Puccinia

Q21. Agar Agar is obtained from
Ans. Geladium

Q22. Circinate vernation is present in:
Ans. Cycas

Q23. Carpospores are germinate to produce:
Ans. Sporophyte

Q24. In porogamy, the fertilization of seeds
Ans. the pollen tube into the ovule by the micropyle

Q25. Heterosporous condition is absent in 
Ans. Equisitum 

Q26. If 2n=20 then how many linkage genes are present? 
Ans. 10

Q27. If Rache is absent in diatoms:
Ans. pseudoraphe

Q28.The vernalization is examined in:
Ans. Cold countries

Q29. Which is not edible mushroom?
Ans. Amanita phalloids 

Q30. The digestive enzymes released in small intestine:
Ans. ???

Q31. The causal agents of Smut are:
Ans. Ustilago 

Q32. Meristematic tissues are present in
Ans. Anthoceros

Q33. Reserve food material in Bryophytes is
Ans. Starch

Q34. The death of plant or part of plant like leaves is called:
Ans. Senescence

Q35. Eight spores in 
Ans. Riccia

Q36. The age of plant can be estimated by
Ans. counting annual rings

Q37. The median of the numerical values:
Ans. The exact mid value

Q38. The re-newable fossil is
Ans. Biomass

Q39. C3 and C4 plants have cycle?
Ans. ????

Q40. The ___ leaves have resistance to CO2 and diffusion 
Ans. Small
Q41. The arrangement of leaves on the plant is called 
Ans. Phyllotaxy

Q42. Shade loving plants are called as 
Ans. Sciophytes

Q43. The plants with climbing roots or climbers are called
Ans. Climbers

Q44. The vascular bundles of angiosperm have
Ans. Tracheid and fibers

Q45. Casperian strips are present in the
Ans. Endodermis 

Q46. Exons are the 
Ans. Coding sequesnces

Q47. The process of splicing in post transcriptional modification is
Ans. the removal of introns and binding of exons

Q48. The cell without cell wall is called
Ans. Protoplast

Q49. In gymnosperm pollination occurs by
Ans. Wind

Q50. In peroxisomes ___ occurs 
Ans. Glyoxilic cycle (answer not confirmed)

Q51. Totipotency is 
Ans. is the ability of single cell to divide

Q52. Apoptosis is the function of 
Ans. Lysosomes

Q53. Which is true for DNA recombination in genetic engineering?
Ans. Cutting DNA part and ligating into vector then put it in an expression system

Q54. Indian Congress is founded by
Ans. A.O Hume

Q55. Quaid e Azam joined Muslim League in 
Ans. 1913

Q56. Father of Hazmat Muhammad (S.A.W) 
Ans. Hazrat Abdullah

Q57. City of Saints 
Ans. Multan

Q58. Osaka is the city of 
Ans. Japan 

Q59. Vyborg Historic center is located in 
Ans. Russia

Q60. If two coins are tossed simultaneously. What will be the probability of getting two heads?
Ans. 1/4

Q61. Nitrogen is a ____ nutrient.
Ans. Macronutrient

Q62. Aflatoxins are produced by 
Ans. Fungi

Q63. Allelopathy is 
Ans. The effect of one plant on another through production of toxins

Q64. Which gas is filled in balloons?
Ans. Helium 

Q65. The upper part of an aquatic ecosystem?
Ans. Plankton

Q66. In MS office, the button F8 is pressed three times to select?
Ans. a sentence

Q67. Choose the correct indirect speech:
He said: Keep silent and listen to my words.
Ans. He urged them to be quite and listen to him.

Q68. The primary memory stores 
Ans. All of these

Q69. Most primitive algae
Ans. Cyanophyta (Blue green algae)

Q70. Most advanced group of algae
Ans. Chlorophyta

Q71. Microfilaments are composed of protein?
Ans. Actin

Q72. Function of centriole is\
Ans. the production of spindle fibers

Q73. Cell wall of fungi contain 
Ans. Chitin

Q74. Yeast differ from bacteria in which character
Ans. being eukaryote

Q75.  Megasporophyll in gymnosperm is
Ans. Female cone

Q76. The reserve food material in fungi
Ans. Glycogen

Q77. Fruiting bodies of Aspergillus
Ans. Conidia

Q78. The flow of energy in ecosystem is
Ans. Unidirectional/ Down direction?

Q79. What digit should be added to 3450 to make it a perfect square?
Ans. 31

Q80. If 10 has a variance of 4 then rate of variance is 
Ans. 40%

Q81. Che Guevara was an Marxist revolutionary, belongs to 
Ans. Argentina

Q82. Nobel Prize winner in literature Nadine Gordimer belongs to?
Ans. South Africa

Q83. In 2018, export of Pakistan to China?
Ans. 1.8$ billion

Q84. Delhi pact in 1950 was signed by
Ans. Nehru and Liaqat

Q85. He knocked ___ his door.
Ans. at

Q86. Chemiosmosis is the 
Ans. production of ATP by adding H+ to ADP.

Q87. The dessert plants are called
Ans. Xerophytes

Q88. The temperature and conditions of Autoclave
Ans. ????

Q89. Allama Iqbal stayed in Europe? 
Ans. 1905-1908

Q90. Ratio of genotype of monohybrid cross
Ans. ???

Q91. Kranz anatomy in C4 plants
Ans. mesophyll cells and bundle sheath cells 

Q92. How to check homozygosity and heterozygosity in AABB (genes are not linked)?
Ans. test cross/ back cross/ self fertilization/ all of these??

Q93. The group of individuals living at the same place but they have different characters?
Ans. Ecotype/ Population?

Q94. terhi kheer hona?
Ans. Mushkil kam hona
10:10 PM
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