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Worksheets🌙SCIENCE 8-4TH QUARTER EXAMINATION
Total questions: 42
Worksheet time: 24mins
Name
Class
Date
1.
WHAT IS YOUR NAME?
4 lines
2.
WHICH SECTION ARE YOU IN?
a)
SAPPHIRE
b)
DIAMOND
3.
What is the main function of the digestive system?
a)
To pump blood throughout the body
b)
To break down food into nutrients for energy and growth
c)
To produce hormones for body regulation
d)
To remove waste from the body
4.
Which organ is responsible for storing and releasing bile into the small intestine?
a)
Liver
b)
Pancreas
c)
Gallbladder
d)
Stomach
5.
What digestive disorder occurs when stomach acid flows back into the esophagus, causing heartburn?
a)
Celiac disease
b)
Gastroenteritis
c)
GERD
d)
Diverticulitis
6.
Which part of the digestive system is responsible for absorbing nutrients into the bloodstream?
a)
Large intestine
b)
Small intestine
c)
Stomach
d)
Esophagus
7.
Why is the liver an essential organ in digestion?
a)
It breaks down proteins and carbohydrates directly
b)
It produces bile, which helps digest fats
c)
It absorbs nutrients from the small intestine
d)
It removes solid waste from the body
8.
Why does constipation occur?
a)
The stomach produces too much acid
b)
The rectum stores too much bile
c)
The large intestine absorbs too much water, making stools hard and dry
d)
The pancreas does not produce enough enzymes
9.
John eats a meal that contains a large amount of fat. Which organ will play a crucial role in digesting the fat?
a)
Stomach
b)
Gallbladder
c)
Esophagus
d)
Large intestine
10.
A person diagnosed with celiac disease must avoid which type of food?
a)
Foods high in fat
b)
Foods that contain gluten
c)
Foods rich in vitamin C
d)
Foods high in fiber
11.
A patient is experiencing severe pain in the upper right side of the abdomen and has been diagnosed with gallstones. Which organ is affected, and why might this be a problem?
a)
Stomach; the acid secretion has increased
b)
Liver; bile is not being produced properly
c)
Gallbladder; stored bile cannot be released properly
d)
Pancreas; enzyme production is affected
12.
If a person has chronic diarrhea and struggles to absorb nutrients, which part of the digestive system is likely affected?
a)
Stomach
b)
Small intestine
c)
Large intestine
d)
Pancreas
13.
Why is drinking enough water important for the digestive system?
a)
It prevents infections in the stomach
b)
It makes food move more easily through the digestive system
c)
It increases acid production to digest food faster
d)
It reduces the number of probiotics in the gut
14.
How do probiotics contribute to a healthy digestive system?
a)
They help digest fiber more efficiently
b)
They increase stomach acid levels
c)
They fight off bad bacteria in the digestive system
d)
They make food absorption faster
15.
Why do healthcare providers recommend lifestyle changes as a treatment for digestive disorders?
a)
Lifestyle changes can address the root causes of digestive issues
b)
Changing diet alone can completely cure all digestive disorders
c)
Medications are unnecessary if lifestyle changes are made
d)
Surgery is only recommended for minor digestive problems
16.
Why is managing stress important for digestive health?
a)
Stress weakens the stomach muscles, making digestion harder
b)
Stress can cause digestive issues like constipation, diarrhea, and IBS
c)
Stress prevents the body from absorbing water, leading to dehydration
d)
Stress removes important bacteria from the digestive system
17.
A patient has acid reflux. Which of the following habits should they avoid?
a)
Eating slowly and chewing food thoroughly
b)
Drinking more water throughout the day
c)
Consuming alcohol and smoking
d)
Including more fiber in their diet
18.
A doctor prescribes proton pump inhibitors (PPIs) to a patient. What condition is the doctor likely treating?
a)
Celiac disease
b)
Excess stomach acid
c)
Irritable bowel syndrome (IBS)
d)
Crohn’s disease
19.
A person is experiencing digestive problems due to a lack of fiber in their diet. Which of the following foods should they add to their meals?
a)
Lean protein and dairy
b)
Processed foods and sugary snacks
c)
Fruits and vegetables
d)
Fried and oily foods
20.
A patient with Crohn’s disease is experiencing severe inflammation. Which treatment would most likely help reduce this condition?
a)
A biopsy
b)
Corticosteroids
c)
A stool test
d)
A blood test
21.
If a healthcare provider suspects a patient has stomach ulcers, which test would most likely be ordered?
a)
Stool test
b)
Blood test
c)
Biopsy
d)
Bowel function test
22.
A patient is experiencing chronic digestive problems, and their doctor recommends an endoscopy. What is the main purpose of this procedure?
a)
To remove bacteria from the digestive system
b)
To examine the inside of digestive organs
c)
To increase the production of digestive enzymes
d)
To replace unhealthy cells in the stomach
23.
What is the primary function of the cell cycle?
a)
To destroy old cells
b)
To produce new cells and replace worn-out cells
c)
To prevent cells from dividing
d)
To create energy for the body
24.
What does the “S” phase in the cell cycle stand for?
a)
Separation
b)
Synthesis of DNA
c)
Stopping cell division
d)
Spindle formation
25.
Which phase of mitosis is the shortest?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
26.
What is the purpose of spindle fibers during mitosis?
a)
To help divide the genetic material in the cell
b)
To stop the chromosomes from moving
c)
To break down the nuclear membrane
d)
To form new DNA molecules
27.
Why is mitosis important for the body?
a)
It allows the production of sex cells
b)
It helps in repairing tissues and increasing the number of body cells
c)
It stops the cells from dividing further
d)
It helps in producing energy for cells
28.
What is the difference between mitosis and meiosis?
a)
Mitosis occurs in body cells, while meiosis occurs in germ cells
b)
Mitosis produces gametes, while meiosis produces body cells
c)
Mitosis and meiosis both produce identical daughter cells
d)
Meiosis occurs faster than mitosis in all organisms
29.
A scientist observes a cell under a microscope and notices that the chromosomes are lined up in the middle of the cell. What phase of mitosis is the cell in?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
30.
A person gets a deep cut on their skin. Which type of cell division will help in healing the wound?
a)
Meiosis
b)
Binary fission
c)
Mitosis
d)
Photosynthesis
31.
If a cell fails to divide properly and produces an abnormal number of chromosomes, which phase was likely disrupted?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
32.
A scientist discovers a new plant species where cells divide but do not form a cleavage furrow. What can be concluded about the type of cell division taking place?
a)
It is binary fission
b)
It is mitosis in an animal cell
c)
It is mitosis in a plant cell
d)
It is a form of viral reproduction
33.
What is the main purpose of meiosis?
a)
To produce diploid body cells
b)
To produce haploid sex cells
c)
To repair damaged cells
d)
To create energy for the body
34.
How many nuclear divisions occur in meiosis?
a)
One
b)
Two
c)
Three
d)
Four
35.
What phase of meiosis involves the pairing of homologous chromosomes?
a)
Metaphase I
b)
Anaphase I
c)
Prophase I
d)
Telophase I
36.
How many daughter cells are produced at the end of meiosis?
a)
One
b)
Two
c)
Three
d)
Four
37.
In which organ are sperm cells produced?
a)
Ovaries
b)
Uterus
c)
Testes
d)
Fallopian tube
38.
What happens during crossing-over in meiosis?
a)
Sister chromatids separate
b)
DNA is replicated
c)
Homologous chromosomes exchange genetic material
d)
The nuclear membrane reforms
39.
Why is meiosis important for sexual reproduction?
a)
It ensures that offspring have a full set of chromosomes
b)
It produces identical daughter cells
c)
It repairs damaged body cells
d)
It creates exact copies of parent cells
40.
What is the significance of the haploid number in gametes?
a)
It ensures that the zygote will have twice the normal number of chromosomes
b)
It allows genetic variation in offspring
c)
It prevents the doubling of chromosome number after fertilization
d)
It ensures that gametes remain identical to body cell
41.
Why are daughter cells produced by meiosis genetically unique?
a)
Because they contain only one chromosome
b)
Because of crossing-over and independent assortment
c)
Because they do not contain DNA
d)
Because meiosis produces exact copies of the parent cell
42.
How does the production of egg cells differ from sperm cells in animals?
a)
Egg cells are smaller than sperm cells
b)
Egg cells contribute only genetic material during fertilization
c)
Meiosis in females produces one large egg cell and smaller polar bodies
d)
Sperm cells contain stored food for the embryo
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