Biology Keystone Module A1

1.

Multiple Choice

1 min

1 pt

Most prokaryotes and eukaryotes maintain a reserve of ATP. Which feature of prokaryotes and eukaryotes makes the ATP reserve necessary?

They have a cell membrane.

They can change over time.

They use energy to function.

They have the ability to reproduce.

2.

Multiple Choice

1 min

1 pt

The golgi apparatus is broken down during mitosis and then reformed. Which function would a cell be unable to perform during the time that its Golgi apparatus is broken down?

copying genetic material to include in the new cell

forming vesicles to import molecules into the cell

processing and packaging proteins for the cellular export

correcting errors in the process of building a new cell

3.

Multiple Choice

1 min

1 pt

Which characteristic is shared by all prokaryotes and eukaryotes?

Ability to store hereditary information

Use of organelles to control cell processes

Use of cellular respiration for energy release

Ability to move in response to environmental stimuli

4.

Multiple Choice

1 min

1 pt

Alveoli are microscopic air sacs in the lungs of mammals. Which statement BEST describes how the structure of alveoli allows lungs to function properly?

They increase the amount of energy transferred from the lungs to the blood.

They increase the flexibility of the lungs as they expand during inflation.

They increase the volume of the lungs, allowing more oxygen to be inhaled.

They increase the surface areas of the lungs, allowing efficient gas exchange.

5.

Multiple Choice

1 min

1 pt

The rough endoplasmic reticulum and Golgi apparatus work together in eukaryotic cells. What is one way that the rough endoplasmic reticulum assists the Golgi apparatus?

It assembles nucleic acids from monomers.

It breaks down old, damaged macromolecules.

It packages new protein molecules into vesicles.

It determines which protein molecules to synthesize.

6.

Multiple Choice

1 min

1 pt

Which of the following is essential to proper functioning of all prokaryotic and eukaryotic organisms?

O₂

CO₂

ATP

NaCl

7.

Multiple Choice

1 min

1 pt

Which statement best compares eukaryotic cells and prokaryotic cells?

Eukaryotic cells are smaller than prokaryotic cells.

Prokaryotic cells are more complex than eukaryotic cells.

Prokaryotic cells contain a distinct central organelle, and eukaryotic cells do not.

Eukaryotic cells contain membrane-bound organelles, and prokaryotic cells do not.

8.

Multiple Choice

1 min

1 pt

Lungs and capillaries both have porous linings that allow certain substances to move into or out of the structures. Which function do these porous linings most likely serve in living organisms?

heat release

gas exchange

carbohydrate absorption

osmotic pressure regulation

9.

Multiple Choice

1 min

1 pt

In order for medicine X to produce the effects that the researchers observed, it must have entered into which part of the targeted cells?

nucleus

ribosome

golgi apparatus

rough endoplasmic reticulum

10.

Multiple Choice

1 min

1 pt

Which structure and function are common to all plants and some protists and distinguish them from all animals?

chloroplasts that conduct photosynthesis

mitochondria that conduct photosynthesis

chloroplasts that conduct cellular respiration

mitochondria that conduct cellular respiration

11.

Multiple Choice

1 min

1 pt

The function of which human organ is most like the cell walls of bacteria?

heart

liver

pancreas

skin

12.

Multiple Choice

1 min

1 pt

Which characteristic is shared by all prokaryotic and eukaryotic organisms?

the ability to reproduce asexually

the ability to make their own food

the need for a source of energy

the need for oxygen for respiration

13.

Multiple Choice

1 min

1 pt

Life functions are performed at many levels of biological organization. Which level of biological organization is the simplest level at which a structure can support life functions?

cell

tissue

organelle

organ system

14.

Multiple Choice

1 min

1 pt

Which statement best describes a difference between prokaryotic cells and eukaryotic cells?

The presence of both DNA and ribosomes in prokaryotic cells indicates that they are more complex than eukaryotic cells

The larger size of prokaryotic cells indicates that they are more complex than eukaryotic cells

The presence of membrane-bound organelles in eukaryotic cells indicates that they are more complex than prokaryotic cells

The larger size of eukaryotic cells indicates that they are more complex than prokaryotic cells

15.

Multiple Choice

1 min

1 pt

Which structure is found in the cell of maple tree, but NOT in the cells of beetles?

Nucleus

Vacuole

Cell membrane

Cell wall

16.

Multiple Choice

1 min

1 pt

Consists of different organs that work together for a specific function...

organelle

organ systems

organism

the brain

17.

Multiple Choice

1 min

1 pt

Consists of all the biotic and abiotic factors of the environment...

population

community

ecosystem

all of the above

18.

Multiple Choice

1 min

1 pt

The smallest unit of life that is able to carry out all the functions of living things...

subatomic particle

organelle

atom

cell

19.

Multiple Choice

1 min

1 pt

Membrane enclosed structures that carry out specialized functions within a cell.

organs

organelles

ions

molecules

20.

Multiple Choice

1 min

1 pt

Any single living individual, and can refer to a single human, animal, plant,

Protista, bacteria, or fungi.

Community

Cell

Population

Organism

21.

Multiple Choice

1 min

1 pt

What is one thing that plants do have that animals do not have?

cells

tissues

organs

xylem

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