BIOTECHNOLOGY

Question 1

contains green chlorophyll where photosynthesis takes place

Answer 1

chloroplasts

Question 2

protein factory of the cell

Answer 2

ribosomes

Question 3

powerhouse of the cell

Answer 3

mitochondria

Question 4

tough, rigid, outer covering that protects a plant cell and helps maintain its shape

Answer 4

cell wall

Question 5

serves many functions such as absorbing water

Answer 5

vacuoles

Question 6

waste treatment plant of the cell

Answer 6

lysosomes

Question 7

contains digestive enzymes that help break down large molecules of carbohydrates, proteins and lipids

Answer 7

lysosomes

Question 8

Digests old organelles that are no longer useful

Answer 8

lysosomes

Question 9

control center of the cell

Answer 9

nucleus

Question 10

internal framework of the cell

Answer 10

cytoskeleton

Question 11

Movement of a substance across a cell membrane without the input of the cell’s energy

Answer 11

Passive Transport

Question 12

A process where a substance passes through a membrane without the aid of an intermediary

Answer 12

Simple Diffusion

Question 13

A special form of diffusion of water across a semipermeable membrane

Answer 13

Osmosis

Question 14

The net migration of particles from the higher concentration to the region of lower concentration.

Answer 14

Diffusion

Question 15

Also known as “cell drinking”

Answer 15

Pinocytosis

Question 16

Also known as “cell eating”

Answer 16

Phagocytosis

Question 17

Process where cell absorbs molecules from outside the cell membrane by engulfing with their cell membrane

Answer 17

Endocytosis

Question 18

Process where cell excretes waste and cell products

Answer 18

Exocytosis

Question 19

Energy demanding transfer of a substance across a cell membrane against its concentration gradient

Answer 19

Active Transport

Question 20

Supports and protects the cell. Found outside the cell membrane

Answer 20

Cell Wall

Question 21

Jelly-like substance enclosed by the cell membrane and provides a medium for chemical reactions to take place.

Answer 21

Cytoplasm

Question 22

Controls the normal activities of the cell

Answer 22

Nucleus

Question 23

Lacks ribosomes on its surface

Answer 23

Smooth Endoplasmic Reticulum

Question 24

Kind of solution where the solute concentration is higher than that of the cell

Answer 24

Hypertonic

Question 25

Kind of solution where the solute concentration is lower than that of the cell

Answer 25

Hypotonic

Question 26

Process of shrinkage of the cell

Answer 26

Plasmolysis

Question 27

Process of swelling of the cell

Answer 27

Cytolysis

Question 28

Cell Theory states that:

Answer 28

1. All cells are made from pre-existing cells 2. Cells are the basic unit of life 3. All organisms are made up of one or more cells

Question 29

Cell theory is proposed by:

Answer 29

1. Rudolf Virchow 2. Matthias Schleiden 3. Theodor Schwann

Question 30

do eubacteria posses a cel wall composed of peptidoglycan?

Answer 30

yes

Question 31

Do methanogens life in extremely hot conditions?

Answer 31

yes

Question 32

are monerans characterized by having a membrane-bound nucleus?

Answer 32

no

Question 33

are autotrophs organisms that consume organic molecules produced by other organisms to get energy?

Answer 33

no

Question 34

can archaebacteria survive harsh environments?

Answer 34

yes

Question 35

are protists eukaryotic organisms?

Answer 35

yes

Question 36

are protozoans plant-like protists?

Answer 36

no

Question 37

are all protists unicellular?

Answer 37

no

Question 38

Are protists very diverse, and their only characteristic is being a eukaryote?

Answer 38

ye

Question 39

METHANOGENS // PROTEOBACTERIA // PROTOZOAN // HALOPHILES all of these are monerans, except?

Answer 39

Protozoans

Question 40

They can live where no other organisms can survive- in acidic hot springs, near undersea volcanic vents, and in high salty water.

Answer 40

Archaebacteria

Question 41

These monerans can be classified by having thick cell wall (20-80nm) with teichoic acids and more than 50% peptidoglycan.

Answer 41

Gram-positive bacteria

Question 42

These monerans are more common in the environment and are found in less harsh conditions

Answer 42

Eubacteria

Question 43

GRAM P BACTERIA // PROTEOBACTERIA // THERMOACIDPHILES // CYANOBACTERIA Which of the following is the odd one out?

Answer 43

Thermoacidophiles

Question 44

protists that are aimal like heterotrophy

Answer 44

protozoans

Question 45

protists that are most abundant in oceans, possessing silica

Answer 45

diatoms

Question 46

the red pigment of red algae responsible for photosynthesis is called:

Answer 46

phycoerythin

Question 47

dinoflagellates have _______ for movement

Answer 47

flagella

Question 48

THREE GROUPS OF ARCHAEBACTERIA (hint: MTH)

Answer 48

methanogens//thermiacidophiles//halophiles

Question 49

FOUR GROUPS OF EUBACTERIA (hint: G-PCPS)

Answer 49

GRAM POSITIVE// CYANOBACTERIA// PROTEOBACTERIA// SPIROCHETES

Question 50

FOUR CLASSIFICATIONS OF PROTOZOANS (ANIMAL) (hint: SCZS)

Answer 50

SARCODINIANS (sarchodines)//CILIOPHORANS (ciliates)// ZOOFLAGELLATES//SPOROZOANS

Question 51

SIX CLASSIFICATIONS OF ALGAE (PLANT) (hint: DiEuDaG-AR-AB-A)

Answer 51

DINOFLAGELLATES//EUGENOIDS//DIATOMS//GREEN, RED, BROWN ALGAE

Question 52

TWO CLASSIFICATIONS OF FUNGI-LIKE PROTISTS (hint: PW)

Answer 52

PLASMODIAL SLIME MOLDS WATER MOLDS