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WorksheetsScience 8 - Fourth Quarter Exam
Total questions: 25
Worksheet time: 50mins
Which is the correct sequence of the digestive tract?
mouth -> esophagus -> stomach -> small intestine -> large intestine -> rectum -> anus
mouth -> esophagus -> small intestine -> large intestine -> stomach -> anus -> rectum
mouth -> small intestine -> stomach -> large intestine -> esophagus -> rectum -> anus
mouth -> small intestine -> large intestine -> esophagus -> stomach -> anus -> rectum
Which accessory organ of the digestive system is responsible for the production of bile?
liver
gallbladder
pancreas
appendix
Which statement is true about digestion?
It is the intake of food in the body.
It is the process of mechanical and chemical breakdown.
It is the passing of digested material out of the digestive tract.
It is when the digested food materials are absorbed by the body cells.
What is the main function of epiglottis?
It prevents the food particles to enter the trachea.
It rolls the food into small, slippery masses of bolus.
It helps break down food arriving from your stomach.
It secretes bile that breaks up the large food particles into smaller ones.
Where does the absorption of nutrients take place?
small intestine
large intestine
esophagus
stomach
What will happen to the food that is not absorbed by large intestine?
It will return to the stomach.
It will stay in the large intestine.
It will form a solid waste called feces.
It will disappear in the digestive system.
Which of the following digestive disorders/ diseases is characterized by hard and dry feces because of the insufficient water intake and low-fiber diet?
diarrhea
constipation
hepatitis
peptic ulcer
It refers to the rhythmic wavelike contractions of the muscles of the esophagus.
mastication
peristalsis
deglutition
defecation
It is the enzyme that can be found in the saliva.
trypsin
lipase
lactase
ptyalin
Which of the following is not an important use of food in our body?
Food supplies energy.
Food builds body tissues.
Food helps us to breathe.
Food regulates body processes.
It is part of the small intestine that is responsible for the continuous breaking down process of food.
jejunum
transverse colon
duodenum.
ileum
It is the short term storage which holds feces before it is expelled.
anum
rectum
stomach
large intestine
What is the function of chromosomes?
They carry genes of the organisms which are responsible for the observed characters.
They carry kinetochore which serves as an attachment of the spindle fibers.
They carry microtubules which are miniature tubes supporting the cell.
They carry nuclear membrane which is involved in cell division.
Which is not a function of mitosis?
repair of damage cells
growth of cells
production of reproductive cells
replacement of old worn-out cells
What happens to daughter cells after meiosis?
They will become haploid (n).
They will become duplicated.
They will become diploid (2n).
They will become bigger in size.
What will be the possible cause of cancer?
eating too much sugar
damage of internal organs
uncontrolled cell division
taking too much medicine
What is the correct sequence of the stages in Mitosis?
I. Anaphase
II. Prophase
III. Telophase
IV. Metaphase
I, II, III, IV
II, I, IV, III
IV, II, I, III
II, IV, I, III
What will be the sex chromosomes of a male person?
XX
XY
YY
XXX
It refers to the physical representation of a trait such as brown hair, blue eyes, and dimples.
genotype
phenotype
heterozygous
homozygous
This law implies that traits for two different characters also
pair up independently.
law of dominance
law of segregation
law of independent assortment
law of inheritance
Which of the following are not hereditary characters?
physiological characters
acquired characters
sexual characters
behavioral characters
Who is known as the Father of Classical Genetics?
Carolus Linnaeus
Gregor Mendel
Isaac Newton
Charles Darwin
Which of the following describes as homozygous recessive genes?
Aa
AA
aa
aA
Which of the following contains 23 chromosomes?
skin cell
liver cell
blood cell
egg cell
It is an alternative option to study patterns of heredity in humans. It uses symbols to illustrate genetic relationships in families.
Dihybrid Cross
Pedigree Analysis
Forensic Test
Gene Analysis
