Question Library
Browse, filter, and study verified past examination questions with step-by-step mathematical reasoning.
Searching 18,000+ Questions...
Sifting topics, KaTeX formulas & verified solutions
Showing 23641–23655 of 29821 verified questions
Sort by:
Biology
WAEC / WASSCE 1993
Cell Structure, Organization & Cell Division
Solution
Which of the following is a similarity between a typical animal cell and a typical plant cell? Presence of
A
cellulose cell wall
B
chlorophyll
C
centrally-placed nucleus
D
cell membrane
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
A cell membrane, also known as the plasma membrane, is present in both plant and animal cells; it's a fundamental structure that separates the cell's interior from the external environment.
Source: Myschool Past Questions Archive (Record #16622)
Biology
WAEC / WASSCE 1993
Cell Structure, Organization & Cell Division
The first scientist to describe the cell was
A
Theodor Schwann
B
Felix Dujardin
C
Robert Hooke
D
Charles Darwin
E
Matthias Schleiden
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #16624)
Biology
WAEC / WASSCE 1993
Cell Structure, Organization & Cell Division
In which of the following parts of a cell is the chromosome found
A
Nucleus
B
Golgi body
C
Cytoplasm
D
Cell membrane
E
Cell wall
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #16625)
Biology
WAEC / WASSCE 1993
Respiration & Gaseous Exchange
Diagram
The part labelled VII is the
Attached Figure / Diagram
A
pleural cavity
B
lung
C
rib
D
diaphragm
E
intercostal muscle.
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #16629)
Biology
WAEC / WASSCE 1993
Transport System in Plants & Animals
Solution
Which of the following blood vessels carries oxygenated blood into the heart?
A
Pulmonary vein
B
Anterior vena cava
C
Pulmonary artery
D
Aorta
E
Posterior vena cava
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
The blood vessels that carry oxygenated blood into the heart are the pulmonary veins. These veins bring oxygen-rich blood from the lungs back to the left atrium of the heart.
Source: Myschool Past Questions Archive (Record #16645)
Biology
WAEC / WASSCE 1993
Variety of Organisms & Classification of Living Things
The conditions that ensure successful exchange of gases in multicellular organisms include the following except
A
concentration gradient across the respiratory surface
B
concentration gradient across the respiratory surface B. presence of thin membrane as the respiratory surface
C
last transportation of absorbed gases
D
presence of large surface area of the respiratory organ
E
presence of small, dry surface area of the respiratory organ
medium Difficulty
Verified Correct Answer: Option E
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option E.
Source: Myschool Past Questions Archive (Record #16650)
Biology
WAEC / WASSCE 1993
Respiration & Gaseous Exchange
The respiratory organ found in the cockroach is the
A
air sac
B
trachea
C
lung book
D
lung
E
gill
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #16654)
Biology
WAEC / WASSCE 1993
Excretion & Homeostasis
Which of the following structures functions as an excretory, system found in flatworm?
A
Contractile vacuole
B
Nephridium
C
Flame cell
D
Malplghlan tubule
E
Kidney
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #16658)
Biology
WAEC / WASSCE 1993
Excretion & Homeostasis
Which of the following organs is associated with deamination of proteins?
A
Lung
B
Stomach
C
Kidney
D
Liver
E
Heart
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #16661)
Biology
WAEC / WASSCE 1993
Respiration & Gaseous Exchange
Diagram
Solution
The part labelled I is the?
Attached Figure / Diagram
A
epiglottis
B
larynx
C
oesophagus
D
trachea
E
bronchus
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
The larynx is a cartilaginous segment of the respiratory tract located in the anterior aspect of the neck.
The primary function of the larynx in humans and other vertebrates is to protect the lower respiratory tract from aspirating food into the trachea while breathing.
Source: Myschool Past Questions Archive (Record #16630)
Biology
WAEC / WASSCE 1993
Variety of Organisms & Classification of Living Things
Diagram
Exchange of gases takes place in the air sacs contained in the
Attached Figure / Diagram
A
I
B
II
C
IV
D
V
E
VI
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #16632)
Biology
WAEC / WASSCE 1993
Respiration & Gaseous Exchange
Diagram
Solution
During the process of breathing, volume and pressure change occur as a result of the movement of the parts labelled?
Attached Figure / Diagram
A
I and II
B
II and IV
C
III and VII
D
IV and V
E
VI and VII
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
The movement of the rib cage is brought about by the contraction and relaxation of the internal and external intercostal muscles.
When the intercostal muscles contract the rib cage moves up and out (inspiration).
When the intercostal muscles relax, the rib cage moves down and in (expiration).
Source: Myschool Past Questions Archive (Record #16635)
Biology
WAEC / WASSCE 1993
Nervous, Hormonal Coordination & Sense Organs
Which of the following diseases is caused by deficiency of insulin in the body?
A
Malaria
B
Diabetes mellitus
C
Hepatitis
D
Gonorrhoea
E
Cholera
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #16638)
Biology
WAEC / WASSCE 1993
Transport System in Plants & Animals
Which of the following is the medium of transportation of nutrients within unicellular organisms?
A
Blood
B
Serum
C
Protoplasm
D
Plasma
E
Lymph
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #16639)
Biology
WAEC / WASSCE 1993
Excretion & Homeostasis
Ultrafiltration in the kidney takes place in the
A
loop of Henle
B
renal vein
C
Bowman’s capsule
D
pelvis
E
pyramid
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #16663)