Eukaryotic Cells and Plant Cells

Question 1

Three main parts of eukaryotic cells

Answer 1

Cell membrane
Cytoplasm
Nucleus

Question 2

A selectively permeable membrane that regulates the entrance and exit of substances to the cell.

Answer 2

Cell Membrane

Question 3

It provides shapes and flexibility to the cell.

Answer 3

Cell membrane

Question 4

It is known as the fluid mosaic model describes the plasma membrane as a mosaic of proteins that are embedded or attached to a fluid bilayer of lipid

Answer 4

Singer-Nicolson

Question 5

Serves as a solvent for integral membrane proteins that run across the lipid bilayer.

Answer 5

Cell membrane

Question 6

It is the ground substance. The biggest part of the cell where organelles and cellular inclusions are found.

Answer 6

Cytoplasm

Question 7

Cytoplasm contains semi-fluid translucent substances known as

Answer 7

Cytosol

Question 8

It is a network of intercommunicating channels in the cytoplasm.

Answer 8

Endoplasmic reticulum

Question 9

The endoplasmic reticulum is made up of flattened sacs called

Answer 9

Cisternae

Question 10

The two types of endoplasmic reticulum

Answer 10

Rough ER
Soomth ER

Question 11

It has the presence of ribosomes

Answer 11

Rough ER

Question 12

It has a more tubular and non-granular structure due to the absence of ribosomes.

Answer 12

Smooth ER

Question 13

It synthesizes the lipids.

Answer 13

Smooth ER

Question 14

Its role is the production of protein, as well as in its folding, quality control, and dispatch.

Answer 14

Rough ER

Question 15

Composed of sets of cisternae and numerous vesicles with fluid and suspended substances.

Answer 15

Golgi Apparatus

Question 16

It is responsible for processing, packaging, and sorting of sceretory materials.

Answer 16

Golgi Apparatus

Question 17

Referred to as the powerhouse of the cell.

Answer 17

Mitochondria

Question 18

It contains enzymes that help in the chemical oxidation of food molecules that produces energy in the form of energy.

Answer 18

Mitochondrion

Question 19

The numerous folds of the inner membrane.

Answer 19

Cristae

Question 20

The space inside the inner membrane.

Answer 20

Matrix

Question 21

Small, spherical, membrane-bound organells which contain a number of enzymes for intracellular digestion.

Answer 21

Lysosomes

Question 22

These are large dense granules with membranes.

Answer 22

Secretory granules

Question 23

Membrane-bound sacs that are used to store or transport substances around the cell.

Answer 23

Vesicles

Question 24

The site where proteins are made .

Answer 24

Ribosomes

Question 25

it has a central role in cell division where it participates in the formation of the mitotic spindle.

Answer 25

Centriole

Question 26

They form the cytoskeleton of the cell.

Answer 26

Microtubules

Question 27

It supports the cell to maintain its structure and shape as it provides resiliency against forces that can alter the shape of the cell.

Answer 27

Microfilaments

Question 28

It is an example of microfilaments that aid in the movement of chromosomes during cell division.

Answer 28

Spindle fibers

Question 29

It is the site where nucleic acid is synthesized and, therefore, directs all the activities of the cell.

Answer 29

Nucleus

Question 30

It is a molecule responsible for various cellular functions such as genetic coding and expression.

Answer 30

Ribonucleic acid (RNA)

Question 31

It is a two-layered outer limit of the nucleus of separating it from the cytoplasm.

Answer 31

Nuclear membrane

Question 32

The dense, protein-rich substance inside the nucleus is called _____

Answer 32

nucleoplasm

Question 33

Structures responsible for ribosome formation

Answer 33

Nucleolus

Question 34

It acts as selectively channels between the cytoplasm and the inside of nucleus.

Answer 34

Nuclear pores

Question 35

Found inside the nucleus. It is made up of DNA and proteins, and forms chromosomes during cell division.

Answer 35

Chromatin

Question 36

It is the outermost rigid covering of plant cells.

Answer 36

Cell wall

Question 37

It is primarily composed of cellulose embedded in hardening compounds such as pectin and lignin.

Answer 37

Cell wall

Question 38

Plant cells produce two types of cell walls

Answer 38

Primary and secondary walls

Question 39

It is the first to form, particularly, during the growth period of the cell

Answer 39

Primary wall

Question 40

When it is formed, expansion in cell size can no longer be expected.

Answer 40

Secondary wall

Question 41

It helps provide strength and rigidity to the plant cell

Answer 41

Primary and secondary walls

Question 42

It stores enzymes and waste products.

Answer 42

Water Vacuoles

Question 43

Waste materials inside the vacoules could be in the form of ________.

Answer 43

Poisonous substances

Question 44

They carry out the photosynthetic function in plants.

Answer 44

Plastids

Question 45

Contains the green pigment, chlorophyll which is designed to absorb sunlight in the initial step of photosynthesis.

Answer 45

Chloroplasts

Question 46

It synthesizes and store pigments such as yellow, carotene, xanthophylls, and various red pigments.

Answer 46

Chromoplasts

Question 47

It stores food such as starches, lipids, and proteins.

Answer 47

Leucoplast

Question 48

Are small channels that connect the cytoplasm of plant cells to each other forming a living bridge between cells.

Answer 48

Plasmodesmata