Which of the following would be an example of convection?

Using an air popper to make popcorn

Which of the following is the best example of a structure?

things with definite size and shape, which serve a purpose

The amount of gravitational force on an object

What is a and advantage of a thermocouple?

It can be used to turn an electrical switch or valve off

Which of the following statement is true?

The flower reproduces and the roots absorb water

What does the law of conservation state?

Energy cannot be created or destroyed but only transformed

The amount of matter in an object (contains more particles)

What is photosynthesis?

When a plant uses energy from the sunlight to produce sugar

What is a mass structure?

when you pile up similar materials into a certain shape

Weight carried or supported by a structure

What is true of insulators and conductors?

Conductors absorb heat well and insulators do not

What would be the best example of expansion?

A bridge lengthening in a hot day

What is biodiversity?

variety of species in an ecosystem

How does elevation affect boiling point?

As elevation increases, boiling point decreases

How do fossil fuels affect the carbon cycle?

increase carbon dioxide in the atmosphere

What is the order of organisms in the food pyramid from greatest numbers to least?

Producer, Primary Consumer, Secondary Consumer

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Science 7 Review Alberta

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A #Science7 year end review for #AlbertaCurriculum.

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Questions 31

Answers

1
Which of the following would be an example of convection?
Microwaving popcorn
Using an air popper to make popcorn
Boiling popcorn
Making popcorn on the stove
2
What measurement would you use to determine the weight of something?
grams
liters
newtons
kilograms
3
Which is not part of the particle model of matter?
Particles have space between them
All things are made up of tiny particles too small to see
Particles are always in motion
Particles are always expanding
4
Which of the following is not a symbiotic relationship?
Mutualism
symbitism
commensalism
parasitism
5
What is the role of the ovaries?
Produce pollen grains
Produces the eggs
Contains the sperm cells
Sticky part of the flower that catches the pollen grains
6
Which of the following is not an example of a need of all living things?
Photosynthesis
Gases
Water
Food
7
Which of the following is the best example of a structure?
things with definite size and shape, which serve a purpose
A building made by people to serve a purpose
Shapes of buildings or objects
Something that can bear a load
8
Which particles below would move the fastest
a cold solid
a hot liquid
a cold gas
a hot solid
9
Which process used by green leafy plants removes carbon dioxide from the atmosphere?
respiration
photosynthesis
decomposition
burning fossil fuels
10
What is biotic?
A non-living part of an ecosystem
Someone who studies biology
A living part of an ecosystem
Something you take when you're sick
11
What is weight?
The size of something
The amount of gravitational force on an object
The amount of particles in an object
Something you measure on a scale
12
Which part of the water cycle does K represent?
Transpiration
Condensation
Precipitation
Run off
13
What is a and advantage of a thermocouple?
It can be used to turn an electrical switch or valve off
It expands or contracts to flip a switch
It can be used to record temperature over time
It gives a more exact measurement
14
Which part of the plant produces the pollen grains?
Anther
Filament
Stigma
Sepal
15
As something heats up the particles
Get bigger
speed up
Get smaller
slow down
16
Which of the following statement is true?
The leaves absorb water and the fruit reproduces
The flower reproduces and the roots absorb water
The fruit provides water and the stem supports the plant
The roots absorb water and the flower provides food
17
What is the part of the water cycle labeled J?
Condensation
Precipitation
Run off
Transpiration
18
What does the law of conservation state?
Energy cannot be created or destroyed but only transformed
Energy can be created through combustion
Energy cannot be measured
Energy can be created or destroyed
19
What is mass?
It is measured in Newtons
When things are piled up on top of each other
The amount of forces an object can sustain
The amount of matter in an object (contains more particles)
20
What is photosynthesis?
When a plant transports water to the rest of the plant
When a plant produces a flower
When a plant uses energy from the sunlight to produce sugar
What a plant uses oxygen and creates carbon dioxide
21
What is a mass structure?
A structure that has a skeleton to support the load
Something that weighs a lot
Something that keeps it shape and has no support inside
when you pile up similar materials into a certain shape
22
How does a plant transfer food and water?
Through the chlorophyll
Through a vein
Through the guard cells
Through the stomata
23
What is a load?
The first trip you make to the landfill
When you let someone borrow money
Weight carried or supported by a structure
Something you eat
24
What is true of insulators and conductors?
Insulators absorb heat well and conductors do not
Conductors absorb heat well and insulators do not
Insulators and conductors both absorb heat well
Neither insulators or conductors absorb heat well
25
What would be the best example of expansion?
A bridge lengthening in a hot day
The size of a balloon shrinking in the cold
Compressing a gas
Building a new kitchen
26
What is biodiversity?
flow of energy through a food chain
People from different cultures who study biology
Different biological studies
variety of species in an ecosystem
27
How does elevation affect boiling point?
Elevation does not affect boiling point
As elevation decreases, boiling point decreases
As elevation increases, boiling point decreases
As elevation increases, boiling point increases
28
Which part of the embryo provides food for the new plant?
Cotyledon
All of the above
Seed Coat
Embryo
29
How do fossil fuels affect the carbon cycle?
Decreases carbon dioxide in the atmosphere
increase carbon dioxide in the atmosphere
Doesn't affect the carbon cycle
Causes condensation and more precipitation
30
What is the order of organisms in the food pyramid from greatest numbers to least?
Producer, Primary Consumer, Secondary Consumer
Herbivore, Carnivore, Producer
Producer, Carnivore, Herbivore
Producer, Primary Consumer, Herbivore
31
Andres Celius developed a new thermometer that basis temperature on the properties of what?
mercury
water
oxygen
lead

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