Font size
S
M
L
XL
WorksheetsOsmosis and Diffusion
Total questions: 35
Worksheet time: 34mins
Name
Class
Date
1.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
2.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
3.
Permeable means
a)
things can pass through
b)
the concentration levels are different
c)
it is permanent
d)
things are stuck
4.
Where is there a high concentration of water?
a)
in the flower
b)
cannot be determined by picture.
c)
in the vase
d)
in the leaves
5.
Where is there a low concentration of perfume?
a)
in the bottle
b)
on the hand
c)
in the room
d)
in the top
6.
What is the definition of Selective Permeability?
a)
The movement of materials across the cell membrane that requires NO ENERGY from the cell.
b)
The movement of materials through (or across) the cell membrane
c)
The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
d)
The movement of molecules from an area of high concentration to a area of low concentration
7.
What a cell needs to transport particles by active transport?
a)
Sun
b)
Wind
c)
Energy
d)
Channels
8.
_______ regulates what enters and leaves a cell.
a)
Cell Membrane
b)
Nucleus
c)
Mitochondria
d)
Cytoplasm
9.
Osmosis
a)
diffusion of water molecules through a semi-permeable mebrane from an area of low concentration to an area of high concentration
b)
the diffusion of particles from an area of high concentration to an area of low concentration
c)
diffusion of water molecules through a semi-permeable membrane from an area of high concentration to an area of low concentration
d)
the diffusion of particles from an area of low concentration to an area of high concentration
10.
An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
11.
Which organelle is responsible making food (Glucose) using sunlight?
a)
Ribosomes
b)
Nucleus
c)
Chloroplast
d)
Mitochondria
12.
Select all that are raw materials for Photosynthesis.
a)
Water
b)
Carbon Dioxide
c)
Oxygen
d)
Sunlight (Light Energy)
e)
Glucose (Sugar/food)
13.
What is the green pigment that "traps" sunlight?
a)
Chlorophyll
b)
Chloroplasts
c)
Photosynthesis
d)
ATP
14.
Which organelle stores water for use in photosynthesis?
a)
Chloroplast
b)
Golgi
c)
Vacuole
d)
Canteen
15.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
16.
What organelle controls and regulates cellular activity?
a)
Ribosome
b)
Nucleus
c)
Mitochondria
d)
Lysosome
17.
The major function of ribosomes is to
a)
Make fats
b)
Synthesize protein
c)
Digest protein
d)
Make sugars
18.
The ____________ packages and processes material before it exports out of the cell.
a)
Vacuoles
b)
mitochondria
c)
Golgi apparatus
d)
nucleus
19.
Select the statement that best describes the function of the cell wall.
a)
It gives structural support to plant cells.
b)
Its jelly-like fluid surrounds the nucleus and most of the cell’s internal parts.
c)
It contains the cell’s nuclear material.
d)
It produces food from sunlight.
20.
What am I? I'm a real "powerhouse". I break down glucose to make ATP.
a)
Cell membrane
b)
ribosome
c)
mitochondria
d)
lysosome
21.
What is the name and function of the organelle displayed above?
a)
Mitochondria: breakdown glucose and produce ATP
b)
Chloroplast: converts solar energy into chemical energy
c)
Vacuole: Stores H2O, salt, food
d)
Nucleus: stores genetic information
22.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
23.
An animal cell placed in a hypertonic (salty) solution will
a)
Stay the same
b)
Shrink- get smaller
c)
Swell- get bigger
24.
Ideally, your cells should be in a(n) _______ solution
a)
isotonic
b)
hypertonic
c)
hypotonic
d)
isometric
25.
What is the difference between active and passive transport?
a)
Active does not need energy and passive uses ATP (energy)
b)
Active uses ATP (energy) and passive does not need energy
c)
Active stores transport proteins and passive releases
d)
Active uses hormones and passive does not
26.
What is homeostasis?
a)
How the body releases oxygen
b)
Passive transportation
c)
How the body regulates itself for survival (keeping a stable internal environment)
d)
Active transport
27.
What does semi-permeable mean?
a)
Only some things can move through membrane
b)
Nothing can move through membrane
c)
Reagan can move through membrane
d)
Membrane connot be moved through
28.
Osmosis is the diffusion of
a)
Iodine
b)
Oxygen
c)
Water
d)
Fruit punch
29.
What is energy?
a)
moving energy
b)
stored energy
c)
renewable energy
d)
The ability to do work.
30.
Where does glycolysis take place in cells?
a)
Cytoplasm
b)
Mitochondrion
c)
Endoplasmic Reticulum
d)
Ribosomes
31.
Glycolysis results in the net gain of:
a)
2 ATP
b)
4 ATP
c)
4 NADH
d)
2 Acetyl CoA
32.
The number of ATP molecules produced out of Krebs Cycle is:
a)
2
b)
3
c)
4
d)
0
33.
Aerobic respiration occurs in the presence of ______________.
a)
nitrogen
b)
carbon dioxiide
c)
oxygen
d)
carbon monoxide
34.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
35.
What is the name of the simple sugar that is produced in photosynthesis?
a)
Sucrose
b)
Dextrose
c)
Glucose
d)
Lactose
Reset
