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Quiz 2.1 Organs in Animals and Plants
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What is an organ?
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An organized group of tissues that performs a specific function
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A system of unorganized cells that performs a specific function
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A specialized tissue that performs many functions
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An organized group of tissues that performs many functions
What is found in the dermis to provide structure and support for skin?
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Connective tissue
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Bones
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Cell walls
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Nerve tissue
What organ of a plant is made mostly of mesophyll tissue?
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Leaf
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Stem
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Roots
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Flower
This is a cross section of a flower.
What is the stamen, represented by the number 9 in this diagram?
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The male part of the flower, represented by the anther and filament
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The female part of the flower, represented by the anther and filament
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The male part of the flower, represented by the stigma and style
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The female part of the flower, represented by the stigma and style
The largest organ in your body is your skin.
Which is not a function of this organ?
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Provide gas exchange
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Protect inner cells from damage
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Defend against disease
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Excrete bodily wastes
This is a diagram of the structures of one of your lungs.
Where in the lung does gas exchange occur?
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Structure B
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Structure A
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Structure D
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Structure E
This is a cross section of cotton plant, showing its extensive root system.
Which is not a function of this plant's roots?
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Photosynthesis
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Anchor the plant
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Collect water
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Store food
This is a cross section of a leaf, showing its tissues.
Which is a function of the stomata, shown at the bottom of the diagram?
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To allow gas exchange
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To carry on photosynthesis
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To protect against desiccation
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To store sugar
This is a cross section of a flower.
What does 13 represent in this diagram?
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Pollen
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Ovary
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Egg
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Seed
Which tissues contribute significantly to the mass of a lung?
I) Blood
II) Epithelial tissue
III) Connective tissue
IV) Muscle
V) Nervous tissue
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I, II and III
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All five tissues contribute significantly
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I, II and V
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II, III and V
OK