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9th Class Biology English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The hypotheses, which are often tested and never rejected become
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Laws
Principles
Theories
Results
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Question # 2
................. is an important port of ulcer formation.
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Cigarette smoking
Over eating
Spicy food
All
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Question # 3
Following are not fat-soluble vitamins.
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A and D
E and K
B and C
D and E
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Question # 4
A certain organism is multicellular, adapted for photosynthesis, and has, multicellular sex organs, to which kingdom does it belong?
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Animal
Fungi
Plantae
Protista
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Question # 5
Ribisomes are constructed in the ___________
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Endoplasmic reticulum
Bucleoid
Nucleolus
Nuclear pore
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Question # 6
The process of lubrication & digestion steels in ............... .
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Oral cavity
Phyranx
Oesophagus
Stomach
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Question # 7
The large intestine is about ................ meters long.
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1.2
1.3
1.4
1.5
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Question # 8
When we add more substrate to an already occuring enzymatic reaction and there is no increase in the rate of reaction, what would you predict?
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All actives sites have been occupied by substrate molecules
The enzyme molecule have denatured
More substrate acted as inhibitor
More substrate has disturbed has disturbed the pH of the medium
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Question # 9
A cubic millimeter of blood contain about ............. million RBCs.
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5
10
15
20
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Question # 10
Cells of which of the followings are called cancerois cells?
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Malignant tumer
Benign tumer
Both a and b
None of the above
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Question # 11
................. may be compared to a factory.
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Prokaryotic cells
Eukaryotic cell
Robert Brown
Robert Hooke
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Question # 12
Loss of species makes ecosystem less ____________ and less productive.
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Beneficial
Resilient
Interactive
None of these
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Question # 13
Healthy skin & hairs are maintained by .............. .
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Fats
Protein
Carbohydrates
Vitamins
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