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Biology
UTME / JAMB 2019
Variety of Organisms & Classification of Living Things
Solution
Animals are said to gregarious when
A
they survive adverse conditions of cold weather
B
they transmit information from one individual to another
C
they are of the same species moving together in a group
D
they give an alarm to alert others to show the normal protective behaviour of the group when danger threatens
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
Gregarious animals are the same species of animal moving together in group.
Source: Myschool Past Questions Archive (Record #55920)
Biology
UTME / JAMB 2019
Variety of Organisms & Classification of Living Things
Solution
The type of nutrition shown by spirogyra is
A
Symbiosis
B
Holozoic
C
Chemosynthetic
D
Holophytic
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
Spirogyra undergoes holophytic nutrition
Source: Myschool Past Questions Archive (Record #55921)
Biology
UTME / JAMB 2019
Variety of Organisms & Classification of Living Things
Solution
Raw materials required by green plants to manufacture their food are
A
mainly fluids
B
inorganic substances
C
living materials
D
mainly gases
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
One of the raw materials needed by plants to manufacture their food is inorganic substances
Source: Myschool Past Questions Archive (Record #55922)
Biology
UTME / JAMB 2019
Variety of Organisms & Classification of Living Things
Solution
Which of the following pairs of organisms are photosynthetic?
A
Amoeba and paramecium
B
Euglena and chlamydomonas
C
Volvox and Rhizopus
D
Nostoc and plasmodium
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
Euglena and chlamydomonas are photosynthetic because the possess features of plants which enables them to produce their food.
Source: Myschool Past Questions Archive (Record #55923)
Biology
UTME / JAMB 2019
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
Solution
The type of nutrition in which two organisms of different species live together and derive nutrients from each other is
A
symbiotic nutrition
B
saprophytic nutrition
C
holozoic nutrition
D
holophytic nutrition
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
Symbiotic nutrition involves two organisms of different species living together and deriving nutrients from each other
Source: Myschool Past Questions Archive (Record #55924)
Biology
UTME / JAMB 2019
Nervous, Hormonal Coordination & Sense Organs
Solution
Which of the following statement about the similarities in plant and animal transport is correct?
A
Materials and hormones are transported in fluid form
B
The transport medium is made up of only tissues
C
Their materials are transported in the same vessels
D
Diffusion is not required
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
One of the similarities in plant and animal transport is that materials and hormones are transported in fluid form in both.
Source: Myschool Past Questions Archive (Record #55925)
Biology
UTME / JAMB 2019
Transport System in Plants & Animals
Solution
Which of the following describes the function of lymph
A
Temperature regulation
B
Production of antibodies
C
Engulfing
D
Body defence
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
Lymph serves as body defence.
Source: Myschool Past Questions Archive (Record #55926)
Biology
UTME / JAMB 2019
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
Solution
One of the major ways in which the blood is able to defend the body against disease causing organisms is
A
Absorption of fatty acids and glycerol
B
Clumping
C
Single circulation
D
Translocation
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
One of the major ways in which the blood is able to defend against disease is clumping.
Source: Myschool Past Questions Archive (Record #55927)
Biology
UTME / JAMB 2019
Variation & Genetics (Heredity)
Solution
Which of the following is not a transmitable character in plants
A
Habit of growth
B
Resistance to environmental factors
C
Life span
D
Haemophilia
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
Haemophilia is any of several hereditary illnesses that impact the body's ability to control bleeding usually passed from mother to son.
Source: Myschool Past Questions Archive (Record #55928)
Biology
UTME / JAMB 2019
Variation & Genetics (Heredity)
Solution
Inheritable character/features possessed by an organism can be referred to as
A
Genes
B
Locus
C
Traits
D
Allelo morphs
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
Trait is an inheritable character/inheritable feature possessed by an organism.
Source: Myschool Past Questions Archive (Record #55929)
Biology
UTME / JAMB 2019
Variation & Genetics (Heredity)
Solution
One of the following is a process of transmission of hereditary characteristics by chromosomes
A
Genes relating to the same character occupy identical locations on the chromosomes
B
Separation of homologous chromosomes into four daughter cells
C
Separation of gametes during fertilization
D
Dictating the formation of a protein by a gene in a chromosome
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
Dictating the formation of a protein by a gene in a chromosome is a process of transmitting hereditary characteristics
Source: Myschool Past Questions Archive (Record #55930)
Biology
UTME / JAMB 2019
Reproduction in Plants & Animals
Solution
The attachment of the embryo to the wall of the uterus is called
A
Ovulation
B
Implantation
C
Gametogenesis
D
Placentation
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
Implantation is the attachment of embryo to the uterus wall.
Source: Myschool Past Questions Archive (Record #55931)
Biology
UTME / JAMB 2019
Reproduction in Plants & Animals
Solution
Which of the reproductive system in mammals secretes a part of the seminal fluid which raises the pH of the fluid in the female reproductive system?
A
Cowper's gland
B
Prostate gland
C
Vas deferens
D
Seminal Vesicle
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
One of the functions of the prostrate gland is to ensure the successful fertilization of the ovum which involves the neutralization of the acidic media of the male and female reproductive systems.
This does not replace the role of the cowper's gland to raise the pH of the fluid in the female reproductive system, too.
Source: Myschool Past Questions Archive (Record #55932)
Biology
UTME / JAMB 2019
Basic Ecological Concepts, Ecosystems & Biomes
Solution
The number of times an organism occurs within a given area of a habitat is referred to as
A
Population growth rate
B
Population frequency
C
Population growth rate
D
Population density
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
Population frequency refers to the number of times an organism occurs within a given area of a habitat
Source: Myschool Past Questions Archive (Record #55938)
Biology
UTME / JAMB 2019
Nervous, Hormonal Coordination & Sense Organs
Solution
Reading the verdict of a case by a magistrate is an example of
A
A reflex action
B
An instinct
C
A conditioned reflex
D
A voluntary action
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
A voluntary action is controlled by the cerebrum in the forebrain which is the largest part of the brain.
Source: Myschool Past Questions Archive (Record #55939)