Biology Past Questions

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Past Questions

5,032 questions
Question 1 of 20 5,032 total questions
Question 211
jamb 2023

Which of the following statements is true regarding sex-linked traits?

ASex-linked traits are located on the sex chromosomes
BSex-linked traits are inherited only from the mother
CSex-linked traits are more commonly observed in females
DSex-linked traits are not influenced by hormonal factors
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Question 212
jamb 2023

Which of the following statements best describes the role of competition in the process of adaptation?

ACompetition leads to the selection of individuals with favorable traits for survival and reproduction
BCompetition ensures equal distribution of resources among individuals in a population
CCompetition leads to the development of new traits and adaptations in a population
DCompetition reduces the need for adaptations as individuals coexist peacefully
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Question 213
jamb 2023

Which of the following describes the inheritance of traits from parents to offspring?

AAdaptation
BEvolution
CNatural selection
DGenetics
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Question 214
jamb 2023

Which of the following is the most inclusive level of classification in the Linnaean system?

AKingdom
BPhylum
CDomain
DClass
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Question 215
jamb 2023

Viviparity refers to the reproductive strategy in which

AOffspring are produced by internal fertilization
BOffspring are produced by external fertilization
COffspring develop and are nourished inside the female's body
DOffspring develop and are nourished outside the female's body
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Question 216
jamb 2023

Which of the following statements is true about the kingdom Fungi?

AFungi obtain nutrients by absorbing organic matter
BFungi are photosynthetic organisms
CFungi are multicellular organisms
DFungi reproduce through the formation of seeds
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Question 217
jamb 2023

Which of the following is NOT a method of reproduction in animals?

AAsexual reproduction
BBudding
CSexual reproduction
DSporulation
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Question 218
jamb 2023

Which of the following factors primarily affects the distribution of organisms in an ecosystem

AWind speed
BSoil pH
CTemperature
DDay length
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Question 219
jamb 2023

Which of the following blood vessels carries oxygenated blood away from the heart?

AArteries
BVenules
CCapillaries
DVeins
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Question 220
jamb 2023

Which of the following represents the correct hierarchical organization of life from the smallest to the largest scale?

AOrgans, tissues, cells, organisms, populations, communities, ecosystems
BCells, organs, tissues, organisms, populations, communities, ecosystems
CTissues, organs, cells, organisms, populations, communities, ecosystems
DCells, tissues, organs, organisms, populations, communities, ecosystems
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Question 221
jamb 2023

Which of the following is an example of conserving resources in an ecosystem

AExcessive use of chemical fertilizers in agriculture
BIntroducing invasive species to an ecosystem
CImplementing sustainable fishing practices
DCutting down trees for timber production
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Question 222
jamb 2023

Which of the following characteristics is typical of the phylum Arthropoda?

ARadial symmetry
BClosed circulatory system
CEndoskeleton made of bones
DPresence of a segmented body
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Question 223
jamb 2023

Which organs are part of the alimentary canal in the human digestive system?

ASalivary glands, tongue, and pharynx
BLarge intestine, appendix, and rectum
CStomach, liver, and gallbladder
DOesophagus, pancreas, and small intestine
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Question 224
jamb 2023

The alternate form of a gene is

AAlternate type
BDominant character
CRecessive character
DAllele
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Question 225
jamb 2023

What are the primary products of photosynthesis?

ACarbon dioxide and water
BGlucose and oxygen
CGlucose and carbon dioxide
DOxygen and water
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Question 226
jamb 2023

Which component of blood is responsible for carrying oxygen to the body tissues?

APlatelets
BWhite blood cells
CRed blood cells
DPlasma
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Question 227
jamb 2023

What is the primary source of variation in a population?

AGene flow
BMutation
CNatural selection
DGenetic drift
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Question 228
jamb 2023

Which of the following statements about the heart is true?

AThe heart is responsible for the production of red blood cells
BThe heart pumps oxygenated blood to the lungs
CThe heart receives blood from the kidneys and filters waste products
DThe heart is a muscular organ that contracts to circulate blood throughout the body
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Question 229
jamb 2023

What is the term used to describe the maximum number of individuals of a species that an environment can support indefinitely?

AEcological niche
BLimiting factor
CCarrying capacity
DDensity-dependent factor
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Question 230
jamb 2023

What is the definition of population ecology?

AThe study of interactions between organisms and their physical environment
BThe study of evolutionary processes and their effects on populations
CThe study of interactions between different populations in an ecosystem
DThe study of the distribution and abundance of individuals within a species
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