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WorksheetsEcosystems, cells, & body systems
Total questions: 15
Worksheet time: 4hrs 45mins
Name
Class
Date
1.
What is the process that happens inside the chloroplast of plants?
a)
Mitochondria
b)
Photosynthesis
c)
Cellular respiration
d)
Biomass
2.
What is an autotroph?
a)
Bacteria
b)
Animal
c)
Plant
d)
Fungi
3.
What is the difference between a food chain and food web?
a)
A food chain is made of only one animal, and a food web is made of two animals
b)
A food chain has only biotic factors, and a food web has biotic and abotic factors
c)
A food chain has multiple links, and the food web is made of a single link
d)
A food chain is made of a single link, and a food web is made of multiple links
4.
Which way do the arrows point in a food web?
a)
To the organism that is receiving the energy
b)
To the organism that is getting eaten
c)
Always to the left
d)
Always to the right
5.
What is the basic unit of life?
a)
Oxygen
b)
Cell
c)
Food
d)
Nucleus
6.
Which organelle regulates what goes in and out of the cell?
a)
Vacuole
b)
Nucleus
c)
Mitochondria
d)
Cell membrane
7.
Which theory states that all organisms are composed of one or more cells?
a)
Theory of Plate Tectonics
b)
Cell Theory
c)
Theory of Evolution
8.
What is the function of the mitochondria?
a)
Gives structure to plant cells
b)
Fluid that surrounds all the organelles
c)
Converts energy from food into energy the cell can use
d)
Site of photosynthesis in plants
9.
Which two organelles are found only in plant cells?
a)
Cell wall and chloroplast
b)
Cell wall and nucleus
c)
Chloroplast and cytoplasm
d)
Mitochondria and nucleus
10.
Which body system transports nutrients and oxygen around the body?
a)
Respiratory system
b)
Digestive system
c)
Excretory system
d)
Circulatory system
11.
Which of the body systems includes the lungs and the trachea?
a)
Respiratory system
b)
Digestive system
c)
Excretory system
d)
Circulatory system
12.
Which of the body systems is similar to the cell wall in plants?
a)
Circulatory system
b)
Skeletal system
c)
Nervous system
d)
Respiratory system
13.
Which system removes waste from the body and includes the kidneys?
a)
Excretory system
b)
Circulatory system
c)
Nervous system
d)
Muscular system
14.
The endocrine system includes which of the following?
a)
Lungs
b)
Brain
c)
Heart
d)
Hormones
15.
The heart is the main organ of which body system?
a)
Respiratory system
b)
Circulatory system
c)
Digestive system
d)
Nervous system
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