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SNC2P
UNIT ONE TEST: BIOLOGY
Total Marks: (
/60)
Name:_____________________________
Level:
Percentage:
Part A : Multiple Choice. Circle the letter that BEST ANSWERS the question.(
1. Which type of blood vessels carries blood away from the heart?
A) Veins
B) Arteries
C) Capillaries
D) Arteries
2. Stem cells found within the bone marrow are known as _____________________ stem cells.
A) embryonic
B) foetal
C) blastocyst
D) tissue
3. How many chromosomes are found in your body cells?
A) 12
B) 46
C) 24
D) 23
C) Circulatory
D) Nervous
4. The diaphragm is part of what organ system?
A) Digestive
B) Respiratory
5. The organ of the digestive system that is the largest:
A) The esophagus
B) The stomach C) The small intestine
D) The liver
6. What tissue makes up most of your heart?
A) Fat
B) Muscle
C) Connective tissue
D) Blood vessels
7. What system transports oxygen and nutrients to the cells of your body?
A) The digestive system
B) The circulatory system
C) The respiratory system
D) The nervous system
8. What organ system does the trachea belong to?
A) The circulatory system
B) The respiratory system
C) The digestive system
D) The nervous system
9. What system is primarily responsible for getting oxygen into your blood?
A) The circulatory system
B) The respiratory system
C) The digestive system
D) The muscular system
10. What is the circulatory system?
A) The body’s breathing system
B) The body’s system of nerves
C) The body’s food-processing system
D) The body’s blood-transporting system
/10)
Part B: True or False. Answer “T” for True or “F” for false. If the answer is false, YOU MUST correct the mistake
for the extra mark. (
/15)
1. The basic units or building blocks of all life are cells.
2. Cells are responsible for growth, repair and reproduction.
3. Benign tumours divide uncontrollably and destroy the surrounding tissue.
4. Blood is considered to be a tissue.
5. Carcinogens prevent cancer.
6. All cells divide at the same rate.
7. Two ways to detect cancer are by X – Ray or through a biopsy.
8. White blood cells carry oxygen and nutrients to various parts of the body.
9. Specialized cells each perform a specific function like nerve and muscle cells.
10. There 4 types of tissue are connective, muscle, epithelial and blood.
Part C: Labelling Diagrams. Label the following diagrams. Some have hints to the right. (
1. Label only 1 of the 3 diagrams using words from the word bank below. (
Artery
mouth
large intestine
vein
bronchus
esophagus
small intestine
lung
trachea
/15)
/5)
stomach
capillaries
heart
nasal cavity
2. Identify the stages of cell division shown below: (
3. Label the following types of blood vessels. (
/3)
I M (P M A T) C
/3)
VAC
4. Label the following levels of cellular organization which run from most complex to least complex. (
/4)
Part D: Short Answer and Application. Answer the following questions in complete sentences using as much
details and examples you can offer. If a question is worth 3 marks, you need 3 sentences. (
/20)
1. What is the main function of the respiratory system? (
/2)
___________________________________________________________________________________________
2. What is the main function of the digestive system? (
/2)
______
_
___________________________________________________________________________________________
3. What is the main function of the circulatory system? (
/2)
____________________________________________________________________________________
4. What is the difference between embryonic stem cells and tissue (adult) stem cells? (
/2)
__________________________________________________________________________________
5. What is the difference between a sensory neuron and a motor neuron? (
/2)
____________________________________________________________________________________
6. Our lungs do not contain any muscle, but if your smooth muscle is not working properly you can’t breathe.
Why? (
/2)
7. How are the respiratory system and the circulation system working together? (
8. If you find a tumour in your body, does that mean that you have cancer? Explain. (
/2)
/3)
______________________
9. What are some possible causes of cancer? How can you reduce your risk of getting cancer? (
_____
/3)