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Science 2nd year- Christmas Exams Flashcards | StudBud
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Science 2nd year- Christmas Exams
Science 2nd year- Christmas Exams
40 terms
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StudBud Administration
Topics including the digestive system, Density, Observing change and more
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
What do the salivary glands do?
produce hydrochloric acid
All of the above 🤔
Produce the enzyme amylase
create and store faeces
2
Which one of these is a unit for density?
Kg/m cubed
Kg/mm cubed
G/km cubed
Mg/cm cubed
3
Motion...
Is homeless
Is movement
Has moved
is knowledge, strength, integrity
4
What process does the pancreas carry out during digestion?
Produces both amylase and lipase
produces haemogloben
Only produces amylase
Only produces lipase
5
White blood cells do what ?
Make W2S
Make antibodies
Make haeomoglobin
Make vitamin D
6
What process occurs in the oesophagus ?
Perry the platypus
Perristal sus
Perry
Peristalsis
7
Organic means anything containing carbon
True
False
8
Chemical change
A new substance is formed, there is a change in particles.
There is just a change in state but not in particles.
A car
things always blow up
9
Law of Conservation of mass
The total mass of the reactants = total mass of the products
all of the above
Total mass of your forehead = the earth
Total mass of chemicals = reactants
10
cappilaries...
Have valves
Are one cell thick and produce offspring
exchange materials with cells and are one cell thick
Are two cells thick
11
Which of these teeth cut and slice food
Molars
Canines
Premolars
Incisors
12
Amylase......
Breaks my heart
Breaks scratch into maltose
Breaks starch ( a complex carbohydrate) into maltose (a simple sugar)
Breaks starch into malt extract
13
Solute
Small amount of solvent
Beroca tablet
A substance that dissolves in another substance
The substance that the solute dissolves in
14
Volume
The amount of matter in an object
(Pi) (radius) (squared) (height)
The amount of space in a matter of time.
The amount of space an object takes up
15
Velocity is.....
Acceleration grams to the power of forty
distance multiply by speed
The rate of change in velocity
The speed at which an object is travelling and the direction .
16
Arteries are...
Oxygenated, have thick walls, carry blood away from the heart
Arteries have no cells and are oxygenated with thick walls
Oxygenated, have thick walls , carry blood away from the lungs
Arteries are one cell thick, deoxygenated and carry blood away
17
The mouth produces amylase and lipase
False
True
18
A carbon sink
Stores carbon e.g a forest
Stores carbohydrates e.g a forest
Is a source of protein
Has no carbon
19
what is absorption ?
Absorption is absoring porous material into the chakra of the soul
Absorption is taking digested food from our intestines into our toes
Absorption is taking digested food from our intestines into our bloodstream
Absorption is taking digested food from our mouths into our blood
20
Red blood cells make antibodies
False
True
21
Which one of these methods is water treatment?
The PH scale
Fluoridation
Fluoridism
Hydrochloric acid
22
what processes does the stomach endure in digestion?
*Stores and churns food *acid softens food and kills bacteria
Kills enzymes and churns food
*Stores and churns food *acid kills the food and kills bacteria
Produces effervescent liquid
23
Solubility
Number of neutrons and protons
Number of solute in a solvent
Number of density
number of grams of solute that dissolves in 100g of solvent.
24
Density
The amount of mass that can fit into a particular volume
g/cm cubed
The amount of space an object takes up
The amount of matter in an object
25
Red blood cells ...
Make antibodies
Make temperate antidisestablishmentarianism 🤓
transport oxygen around the world
Make a protein that carries oxygen known as the pigment haemoglobin.
26
what is ingestion ?
Egestion is taking in food through the mouth
Egestion is using the food in the cells of our body
Egestion is a conspiracy theory
Egestion is taking in food through the nose
27
filtration...
Rain hits the ground and soaks through the rocks and soil.
The changing of water in the form of a liquid to the form of a gas.
The draining away of water from an area of land
Rain rain go away
28
Overflow can
Used to measure the capacity of water
Used to measure you
Apparatus used to measure the volume of irregularly shaped objects
Used to measure the density of a liquid
29
Molars grip and tear food
True
False
30
The aorta
Transports chemicals
Transports oxygenated blood around the body
Transports dehydrated blood around the body
Transports deoxygenated blood to the lungs
31
Define speed
I show speed
Speed is the time and object takes to travel.
Speed is the distance an object travels within the time taken
Speed is how fast an object is moving
32
The liver does what ?
The liver makes nothing
The liver removes toxins
The liver makes billy for fat digestion
The liver stores everything
33
Physical change
Combustion
is when there is no change in particles
Just a change in state
Is the change of rate of speed physically
34
The large intestine contains good bacteria.
False
True
35
What is the *main* constitution of the blood stream ?
Blood , heart, veins
The bloody heart, arteries and lungs
Blood, heart, blood vessels
blood-shod soldiers, the heart , the soul
36
Veins...
Have 6 valves each
Carry blood away from the heart
Carry blood towards the heart
Carry blood towards the sea
37
Mixture ( particles in solution)
Don't waste the mixture
Two or more substances mingled together but not chemically combined
Gas turning into a liquid
Two substances chemically mixed, not physically
38
Which one of these is part of the digestive system ?
The lungs
The live
The mouth
The small
39
What type of digestion occurs in the mouth ?
Both physical and mechanism
Both Physical and mechanical
Only mechanical 🤯
Only Physical
40
Filtration
Used to separate an insoluble solid from a liquid.
Synonymous to evaporation
Distillation
Used to separate a solid from a liquid
