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Biology 9th Class English Medium Online Test MCQs With Answers
Question # 1
A related grup of genera consists of
Choose an answer
A phylum
A class
A family
An order
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Question # 2
Primarily, all enzymes are.
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Proteins
Nucleic acids
Carbohydrates
Lipids
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Question # 3
Which branch of Biology involves the study of athe classification of organisms.
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Biogeography
Taxonomy
Physiology
Palacontology
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Question # 4
Which best defines an enzyme.
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A chemical that breaks down food
A hormone that regulates metabolism
A protein that speeds up reactions
A molecule that stores energy
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Question # 5
What causes the number of chromosomes to reduce to half when a cell divides by meiosis.
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Seperation of homologous chromosomes during meiosis I
Replication of DNA during interphase I
Seperation of sister chromatids of all the chromosomes durng meiosis I
Crossing over during meiosis I
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Question # 6
In a bar chart what does the height or length of each bar represent.
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The total numebr of categories
The value fo the corresponding category
The average of all values
The difference between the highest and lowest values
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Question # 7
Which of the following taxonomic ranks represents the broadestrank of classification.
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Species
Domain
Kingdom
Genus
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Question # 8
The membranous structure in the chloroplst is
Choose an answer
thylakoids
Cgranum
Stroma
Intergranum
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Question # 9
Glycolysis is the breakdown of
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Glucose
Maltose
Lactose
Fructose
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Question # 10
The branch of biology which deals with classification is
Choose an answer
Botany
Genetics
Taxonomy
Systematic
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Question # 11
The kingdom ot whcih the algae belongs is.
Choose an answer
Fungi
Protista
Animalia
Plantae
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Question # 12
What is the primary function of carbohydrates.
Choose an answer
Provide energy
Act as enzymes
Regular processes
Make Memberanes
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Question # 13
Light reactions of photosynthesis occur in.
Choose an answer
Plasmam memerane of cell
Thylakoids of chloroplasts
Cytoplasm of cell
Stroma of chloroplasts
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