B2 Cells

Question 1

What does a plant cell contain

Answer 1

Cell wall, ribosome , chloroplast, mitochondria, cell membrane, cytoplasm, vacuole, nucleus

Question 2

What does an animal cell contain

Answer 2

ribosome, mitochondria, cell membrane, cytoplasm, nucleus

Question 3

Define cell wall

Answer 3

Sturdy outer wall of plant cells which maintains regular shape

Question 4

Define Nucleus

Answer 4

Contains the genetic of the eukaryotic cell

Question 5

Define Mitochondria

Answer 5

Site of aerobic respiration in cell

Question 6

Define Ribosome

Answer 6

Processes the DNA to produce proteins

Question 7

Define Cytoplasm

Answer 7

Jelly-like substance where reaction occurs

Question 8

Define Cell membrane

Answer 8

Semi-Permeable membrane that allows transfers of substances (move in and out)

Question 9

Define Chloroplast

Answer 9

Contains the pigment of chlorophyll for the production of glucose

Question 10

Define Vacuole

Answer 10

Large area of plant cell to store sugars and cell sap

Question 11

Relate the structure of the following to their functions: ciliated cells

Answer 11

movement of mucus in the trachea and bronchi

Question 12

Relate the structure of the following to their functions: root hair cells

Answer 12

absorption

Question 13

Relate the structure of the following to their functions: palisade mesophyll cells

Answer 13

photosynthesis

Question 14

Relate the structure of the following to their functions: red blood cells

Answer 14

transport of oxygen

Question 15

Relate the structure of the following to their functions: sperm and egg cells

Answer 15

reproduction

Question 16

Magnification equation

Answer 16

image size
—————(divided)
real size

Question 17

Define diffusion

Answer 17

as the net movement of particles from a region of their higher concentration to a region of their lower concentration down a concentration gradient, as a result of their random movement

Question 18

Define osmosis

Answer 18

as the net movement of water molecules from a region of higher water potential (dilute solution) to a region of lower water potential (concentrated solution), through a partially permeable membrane

Question 19

Define turgid

Answer 19

dilute solution, highest water potential outside,water moves in

Question 20

Define Flaccid

Answer 20

water moves in and out at an equal rate

Question 21

Define Plasmorised

Answer 21

concentrated solution, water moves out