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LIVING SYSTEMS RETAKE REVIEW
Test Description: THIS TEST SHOULD HELP YOU REVIEW CONTENT FROM THE LIVING SYSTEMS UNIT.
Instructions: Answer all questions to get your test result.
1) Cells that are part of multi-cellular organisms are differentiated. What does that mean?
A
Each cell has many different jobs to do all at once.
B
Cells can do different jobs at different times.
C
One cell can take on many different shapes.
D
The cells look different from each other and are specialized to do one job only.
2) How is a root hair cell adapted for its job?
A
They have a lot of surface area/a long extensioin for absorbing the maximum amount of water.
B
They have special organelles for absorbing the maximum amount of water.
C
They have an extra mitochondria for absorbing the maximum amount of water.
D
They have a square shape for absorbing the maximum amount of water.
3) Groups of similar cells that look alike and do the same sort of work/job are:
A
tissues
B
organs
C
organ systems
D
organelles
4) Which plant tissue type transports water and food around a plant?
A
chloroplast
B
ground
C
dermal
D
vascular
5) Which animal organ system Transports food/nutrients, and oxygen to all your cells and also helps remove wastes?
A
excretory
B
circulatory
C
immune
D
respiratory
6) Which plant organ absorbs water, anchors the plant and sometimes stores food?
A
leaves
B
stem
C
root
D
flowers
7) We know that all living things need to take in oxygen. Why do they need this oxygen? What is it used for?
A
They need it in order to remove wastes.
B
They need it in order to get energy from their food (to perform cellular respiration).
C
They need it to clean out the cells.
D
They need it to perform photosynthesis.
8) In what process do living things get energy to perform life functions?
A
photosynthesis
B
osmosis
C
respiration
D
endocytosis
9) Two waste products of cellular respiration are:
A
carbon dioxide and sugar
B
water and carbon dioxide
C
oxygen and sugar
D
oxygen and water
10) Why are plants and animals interdependent on each other?
A
Animals make carbon dioxide and glucose for plants and plants make oxygen for animals.
B
Plants make water for animals and animals make oxygen for plants.
C
Plants make carbon dioxide and water for the animal and animals make oxygen for the plant.
D
Plants make glucose and oxygen which are needed by animals. Animals make carbon dioxide for the plant.
*select an answer for all questions
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