Which adaption helps plants survive in a tundra biome?

Roots that grow only a few centimeters deep.

Which situation would increase the fluidity of a phospholipid bilayer of the plasma membrane?

Increasing the number of cholesterol molecules.

Which is not part of the cell theory?

Cells contain membrane-bound organelles.

Which is a nonrenewable resource?

An animal species that has become extinct.

Why is Caulerpa taxifolia considered an invasive species in coastal areas of North America?

It outcompetes natives species for resources.

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Cellular Structure and Function

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In this quizz you'll review the basic structure of a #cell and the functios of some of this.

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Questions 15

Answers

1
In wich structure would you expect to find a cell wall?
A blood cell from a cat.
A liver cell from a mouse.
A human skin cell.
A cell from an oak tree.
2
Which adaption helps plants survive in a tundra biome?
Underground stems that are protected from grazing animals.
Leaves that store water.
Deciduous leaves that fall off as winter approaches.
Roots that grow only a few centimeters deep.
3
The _______ generates energy for a cell.
Chromatin
Mitochondria
Chloroplast
Ribosome
4
Which situation would increase the fluidity of a phospholipid bilayer of the plasma membrane?
Increasing the number of proteins.
Increasing the number of unsaturated fatty acids.
Increasing the number of cholesterol molecules.
Decreasing the temperature.
5
Wich type of transport requires energy input from the cell?
Facilitated diffusion.
Osmosis,
Simple difussion.
Active transport.
6
Which is not part of the cell theory?
The basic unit of life is the cell.
Cells contain membrane-bound organelles.
Cells always come from preexisting cells.
All living organisms are composed by cells.
7
Which of this habitats would be best suited for a population of r-strategists?
Tropical rain forest.
Desert.
Deciduous forest.
Grassland.
8
Where are the ribosomes produced?
Nucleolus
Chromatin
Endoplasmic reticulum
Nuclear pore.
9
The picture shows which kind of cell?
Prokaryotic cell.
Eukaryotic cell.
Animal cell.
Plant cell.
10
Which number in the illustration represents the location of water-insoluble substances?
4
2
7
6
11
Which is a nonrenewable resource?
Energy provided by the sun.
An animal species that has become extinct.
A type of fish that is caught in the ocean.
Clean water from freshwater sources.
12
What is the total magnification of a microscope with 5x, 5x and 7x lenses?
35x
25x
175x
17x
13
Why is Caulerpa taxifolia considered an invasive species in coastal areas of North America?
It grows slowly and invades overtime.
It is nonnative to the area.
It outcompetes natives species for resources.
It is dangerous to humans.
14
Which is not a factor that affects the rate of diffusion?
Pressure
Concentration
Temperature
Conductivity
15
Which structure synthesizes proteins that will be used by the cell?
Ribosome.
Nucleolus.
Chromatin.
Endoplasmic reticulum.

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