WorksheetsScience with TOVA
Total questions: 20
Worksheet time: 5mins
UNIT 1: Liquid water is heated until it evaporates. This is a ________ change.
chemical
evaporation
physical
random
UNIT 1: In the model above what color are the electrons?
Blue
Red
Purple
Grey
UNIT 1: The number of reactants on the ____ side of the equation must _____ the number of products on the _____ side.
left, equal, right
right, equal, left
equal, left, right
equal, right, left
UNIT 1: What does the model above represent?
A molecule
A compound
An atom
A molecule and compound
UNIT 1: Tin and hydrochloric acid are placed in a test tube. Bubbles form around the metal. This is a _________ change.
mental
physical
chemical
sad
UNIT 1: What is the boiling/melting point for water in celsius?
0 degrees fahrenheit
0 degrees celsius
100 degrees fahrenheit
100 degrees celsius
UNIT 2: The _______ moves down from the leaves toward the roots.
water
photosynthesis
CO2
glucose
UNIT 2: When a person eats an apple the glucose will release ______ in the body’s _____.
food, stomach
energy, cells
cells, energy
particles, stomach
UNIT 2: During cellular respiration food and _______ react to release water, carbon dioxide, and energy.
water
glucose
oxygen
Isis
UNIT 2: In an energy pyramid, which type of organism has the least energy available to them?
Tertiary Consumers
Secondary Consumers
Primary Consumers
Producers
UNIT 2: The trophic level with the most mass in an ecosystem is the...
Trophic level consumers or the middle
Trophic level producers or the bottom
Tropic level tertiary or top.
Tropic level my age or banana.
UNIT 2: In every ecosystem, the energy originally comes from ___ ___.
the producers
the glucose
the sun
primary consumers
UNIT 3: What does abiotic mean?
living
alive
non-living
breathing
UNIT 3: What is the definition of niche?
Winter
Summer
Where an animal lives.
The job of an organism in its ecosystem.
UNIT 3: What does biotic mean?
not breathing
dead
non-living
living
UNIT 3: Organisms that rely on the same resources as the overpopulated organism will (increase/ decrease).
decrease
increase
not decrease
increase
UNIT 3: Which of the following would be a limiting factor for the producers in the ecosystem pictured above?
Sunlight
Water
Minerals
Soil
UNIT 3: What best describes the niche of this organism?
Consumer
Predator
Scavenger
Producer
What is mutualism?
When both species are harmed.
When one species benefits and the other is harmed.
When one species benefit and the other does not benefit nor get harmed.
When both species benefit.
If sheep survived mainly on grass and there was a fire that eliminated their food source, what would happen to the sheep?
The sheep would increase
The sheep would stay the same
The sheep would decrease
The sheep wouldn't decrease
