Question 1

The middle lamella

Accepted Answer

A)  appears after droplets of pectin accumulate in the equatorial region on spindle fibers. 
B)  consists mainly of cellulose. 
C)  appears during anaphase. 
D)  is not formed if the phragmoplast is present. 
E)  is an important living portion of the cell. 
A)  appears after droplets of pectin accumulate in the equatorial region on spindle fibers. 
B)  consists mainly of cellulose. 
C)  appears during anaphase. 
D)  is not formed if the phragmoplast is present. 
E)  is an important living portion of the cell.

Question 2

Anthocyanins are water-soluble pigments found in vacuoles.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is NOT a component of cell walls?

Accepted Answer

A)  RNA 
B)  cellulose 
C)  lignin 
D)  protein 
E)  pectin 
A)  RNA 
B)  cellulose 
C)  lignin 
D)  protein 
E)  pectin

Question 4

Golgi bodies (dictyosomes) appear as branches of chloroplasts in the cell.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following may be found in plant cell vacuoles?

Accepted Answer

A)  water-soluble pigments 
B)  crystals 
C)  salts 
D)  sugars 
E)  All of these answers are correct. 
A)  water-soluble pigments 
B)  crystals 
C)  salts 
D)  sugars 
E)  All of these answers are correct.

Question 6

Which of the following do NOT develop from proplastids?

Accepted Answer

A)  chloroplasts 
B)  chromoplasts 
C)  symplasts 
D)  leucoplasts 
E)  amyloplasts 
A)  chloroplasts 
B)  chromoplasts 
C)  symplasts 
D)  leucoplasts 
E)  amyloplasts

Question 7

The stacks of double membrane structures found in chloroplasts are

Accepted Answer

A)  plasma membranes. 
B)  vacuolar membranes. 
C)  dictyosomes (Golgi bodies) 
D)  grana. 
E)  smooth endoplasmic reticulum. 
A)  plasma membranes. 
B)  vacuolar membranes. 
C)  dictyosomes (Golgi bodies) 
D)  grana. 
E)  smooth endoplasmic reticulum.

Question 8

A characteristic of metaphase is that

Accepted Answer

A)  chromatids separate and move apart. 
B)  chromosomes are arranged randomly. 
C)  microtubules are synthesized. 
D)  the nucleolus re-forms. 
E)  chromosomes are arranged on the equatorial plane. 
A)  chromatids separate and move apart. 
B)  chromosomes are arranged randomly. 
C)  microtubules are synthesized. 
D)  the nucleolus re-forms. 
E)  chromosomes are arranged on the equatorial plane.

Question 9

Which of the following structures found in living cells is not bound by a membrane or membranes?

Accepted Answer

A)  Golgi bodies (dictyosomes) 
B)  plastids 
C)  ribosomes 
D)  endoplasmic reticulum 
E)  nucleus 
A)  Golgi bodies (dictyosomes) 
B)  plastids 
C)  ribosomes 
D)  endoplasmic reticulum 
E)  nucleus

Question 10

The outer boundary of living protoplasm in a plant cell is a

Accepted Answer

A)  vacuolar membrane. 
B)  primary cell wall. 
C)  secondary cell wall. 
D)  middle lamella. 
E)  plasma membrane. 
A)  vacuolar membrane. 
B)  primary cell wall. 
C)  secondary cell wall. 
D)  middle lamella. 
E)  plasma membrane.

Question 11

Strictly speaking, mitosis refers only to division of nuclei-not cells.

Accepted Answer

A) True 
 B)False

Question 12

Which organelle is correctly matched with its function?

Accepted Answer

A)  endoplasmic reticulum; starch storage 
B)  nucleolus; DNA synthesis 
C)  dictyosome (Golgi); packaging 
D)  chloroplast; RNA synthesis 
E)  vacuole; membrane synthesis 
A)  endoplasmic reticulum; starch storage 
B)  nucleolus; DNA synthesis 
C)  dictyosome (Golgi); packaging 
D)  chloroplast; RNA synthesis 
E)  vacuole; membrane synthesis

Question 13

________ microscopes allow scientists to see atomic structure of molecules.

Accepted Answer

A)  Compound 
B)  Scanning electron 
C)  Dissecting 
D)  Scanning tunneling 
E)  Confocal scanning 
A)  Compound 
B)  Scanning electron 
C)  Dissecting 
D)  Scanning tunneling 
E)  Confocal scanning

Question 14

________ allow people to view objects smaller than 2 micrometers.

Accepted Answer

A)  Magnifying glasses 
B)  Cameras 
C)  Electron microscopes 
D)  Telescopes 
E)  The Hubble telescope 
A)  Magnifying glasses 
B)  Cameras 
C)  Electron microscopes 
D)  Telescopes 
E)  The Hubble telescope

Question 15

Leucoplasts contain yellow to orange pigments.

Accepted Answer

A) True 
 B)False

Question 16

Enzymes are synthesized on

Accepted Answer

A)  ribosomes. 
B)  chloroplasts. 
C)  Golgi bodies. 
D)  the nucleus. 
E)  microbodies. 
A)  ribosomes. 
B)  chloroplasts. 
C)  Golgi bodies. 
D)  the nucleus. 
E)  microbodies.

Question 17

The nuclear envelope is porous to allow certain molecules to move between the nucleus and cytoplasm

Accepted Answer

A) True 
 B)False

Question 18

Which of the pairs is mismatched?

Accepted Answer

A)  chloroplast; photosynthesis 
B)  nucleus; chromosomes 
C)  microtubule; movement 
D)  mitochondrion; energy production 
E)  ribosome; digestion 
A)  chloroplast; photosynthesis 
B)  nucleus; chromosomes 
C)  microtubule; movement 
D)  mitochondrion; energy production 
E)  ribosome; digestion

Question 19

Which of the following is/are generally credited with developing the cell theory?

Accepted Answer

A)  R. J. H. Dutrochet 
B)  Nehemiah Grew 
C)  Robert Hooke 
D)  Rudolph Virchow 
E)  Schleiden and Schwann 
A)  R. J. H. Dutrochet 
B)  Nehemiah Grew 
C)  Robert Hooke 
D)  Rudolph Virchow 
E)  Schleiden and Schwann

Question 20

Prokaryotic cells are characteristic of ________; eukaryotic cells are characteristic of ________.

Accepted Answer

A)  fungi; plants 
B)  bacteria; all other organisms including plants and animals 
C)  fungi; plants and animals 
D)  plants and animals; bacteria 
E)  viruses; bacteria 
A)  fungi; plants 
B)  bacteria; all other organisms including plants and animals 
C)  fungi; plants and animals 
D)  plants and animals; bacteria 
E)  viruses; bacteria

Exam 3: Cells

The middle lamella

Anthocyanins are water-soluble pigments found in vacuoles.

Which of the following is NOT a component of cell walls?

Golgi bodies (dictyosomes) appear as branches of chloroplasts in the cell.

Which of the following may be found in plant cell vacuoles?

Which of the following do NOT develop from proplastids?

The stacks of double membrane structures found in chloroplasts are

A characteristic of metaphase is that

Which of the following structures found in living cells is not bound by a membrane or membranes?

The outer boundary of living protoplasm in a plant cell is a

Strictly speaking, mitosis refers only to division of nuclei-not cells.

Which organelle is correctly matched with its function?

________ microscopes allow scientists to see atomic structure of molecules.

________ allow people to view objects smaller than 2 micrometers.

Leucoplasts contain yellow to orange pigments.

Enzymes are synthesized on

The nuclear envelope is porous to allow certain molecules to move between the nucleus and cytoplasm

Which of the pairs is mismatched?

Which of the following is/are generally credited with developing the cell theory?

Prokaryotic cells are characteristic of ________; eukaryotic cells are characteristic of ________.

What Is Plant Biology

The Nature of Life

Tissues

Roots and Soils

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants - Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

Filters

Prokaryotic cells are characteristic of ; eukaryotic cells are characteristic of .