Quiz
Year 8 biology
Create a free account to finish this quiz
Save your progress and see your final score.
Already have an account? Sign in
Questions in this quiz (24)
1When small things can only be seen through a microscope they are called
- AMagnified
- BMicroscopic
- CMicroscoped
2How does a light microscope work ?
- AA mirror reflects the specimen to make it bigger
- BLight from a lamp passes through the specimen then the light passes through a series of lenses to make it look bigger.
- CThe ocular lens magnifies the specimen no matter how thick the specimen is.
3The ocular lens is closer to the eye then the objective lens.
- ATrue
- BFalse
4The ocular lens is closer to the specimen than the objective lens.
- ATrue
- BFalse
5Which of the following statements are FALSE
- AA stereo microscope has electrons that sense an image.
- BA stereo microscope can view a specimen regardless of size
- CA stereo microscope uses two lens focusing on different points to create a 3D image.
6 The magnification of a microscope with an ocular lens function of *6 and objective lens function of *4 is...
- A*10
- B*24
- C*23
- D*28
7A micrometer is...
- AOne- thousandths of a millimeter
- BOne - thousandths of a centimeter
- COne - hundredths of a millimeter
- DOne hundredth of a centimeter
8In Electron microscopes, electrons are use to create an image. Which electron microscope allows the electrons to go through the cells.
- ATEM; transmission electron microscope
- BSEM; Scanning electron microscope
9What does the nucleus do?
- AControls the chemical reaction of the cell. Controls development and reproduction.
- BProduces food then distributes is through out the cell
10Ribosomes produce proteins. What are these proteins used for?
- AGrowth and repair.
- BEnergy.
- CTo help fight bacteria.
11What am I? I consist of a watery jelly like mixture. A contain other smaller organelles where the bulk of the work takes place.
- AVacuole
- BCytoplasm
- CEndoplasmic reticulum
12The role of the mitochondria is..
- ATo sort what is waste and what can be turned into food.
- BTurn energy in to water
- CTurn food in to energy
13Endoplasmic reticulum form pathways that allow materials to move quickly and easily through the cell. If endoplasmic reticulum is refereed to as rough it ...
- AIs damaged
- BIs not functioning as well
- CHas lysosomes on it
- DHas Ribosomes on it.
14Lysosomes produce waste
- ATrue
- BFalse
15Tick all the true things about plant cells
- AThey don't have mitochondria.
- BThey have a vacuole just like animal cells
- CThe make their own food by photosynthesis. This happens in the chloroplasts
- DThey have a cell wall.
16Vacuole is bigger in a plant cell than an animal cell
- ATrue
- BFalse
17What is a Vacuole have in it
- Asap
- BWater
- CWaste
- DNutrients
18How do plants make their food? Tick Best Anwser
- AUsing chloroplast
- BThrough photosynthesis
- CThey take energy from the sun, water & carbon dioxide and change it into glucose.
19Bacteria isn't a unicellular organism
- ATrue
- BFalse
20Unicellular organisms belong to a group called bacteraisms
- ATrue
- BFalse
21Multi-cellular orgainism have lots of cells. Multi means
- Amany
- BMultiple
22Which muscles are smooth muscles ( involuntary)
- Atriceps
- BDiaphragm
- Cmuscle lining you digestive track
23There are three types of muscle cell Skeletal (voluntary), Smooth (involuntary) and----------. What is the third type of muscle?
- ACardiac
- BSemi - controlled muscle
24Which type of muscle has lot of mitochondria organelles in it so it can keep working with out tiring.
- ACardiac
- BSmooth
- CSkeletor
Information
- Description
- Taken off Pearons science chapter 2&3. To be completed
- Author
- mabel-cudmore
- Language
- English
- Views
- 74
- Tags
- Rating
- No ratings yet Rate this quiz