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Q 1/50
Score 0
a process where one or more elements or compounds are changed into one or more different substances with new properties
30
chemical reaction
Q 2/50
Score 0
states that matter is never created or destroyed
30
law of conservation of mass
50 questions
Q.
a process where one or more elements or compounds are changed into one or more different substances with new properties
1
30 sec
Q.
states that matter is never created or destroyed
2
30 sec
Q.
the original substance(s) located on the left side of the arrow in a chemical equation
3
30 sec
Q.
the new substance(s) formed located on the right side of the arrow in a chemical equation
4
30 sec
Q.
an individual form of life
5
30 sec
Q.
a group of individuals of the same species that live in the same area at a given time
6
30 sec
Q.
all the different populations of species that live together in a given area and time
7
30 sec
Q.
all the biotic and abiotic factors in a given area
8
30 sec
Q.
living or once-living organisms in an ecosystem
9
30 sec
Q.
nonliving elements in an ecosystem
10
30 sec
Q.
the largest number of individuals of the same species that an area can support
11
30 sec
Q.
an abiotic or biotic factor that limits the number of individuals that can live in an ecosystem
12
30 sec
Q.
make their own food (plants)
13
30 sec
Q.
get energy from eating other organisms
14
30 sec
Q.
recycle dead organisms into chemical nutrients used in soil, air and water
15
30 sec
Q.
eat only plants
16
30 sec
Q.
eat only meat
17
30 sec
Q.
eat both plants and meat
18
30 sec
Q.
eat bodies of dead organisms (leftovers)
19
30 sec
Q.
the place where an organism lives
20
30 sec
Q.
an organism's job or role in the ecosystem
21
30 sec
Q.
an animal that kills and eats other organisms
22
30 sec
Q.
animal that is hunted and killed by another for food
23
30 sec
Q.
a single pathway in which energy and nutrients are passed from 1 living organism to another
24
30 sec
Q.
a network of food chains by which energy and nutrients are passed on from 1 living organism to another
25
30 sec
Q.
a type of close and long-term biological interaction between 2 different species
26
30 sec
Q.
a type of symbiosis that occurs when 1 species obtains food or other benefits from the other species without either harming or benefiting the other species
27
30 sec
Q.
a type of symbiosis that occurs when 1 species harms the other species, but may not kill the other species
28
30 sec
Q.
species that is harmed in a parasitic relationship
29
30 sec
Q.
a type of symbiosis that occurs when organisms of both species involved benefit from the relationship
30
30 sec
Q.
movement of water from the atmosphere to Earth and back to the atmosphere
31
30 sec
Q.
water in the form of rain, sleet, snow or hail
32
30 sec
Q.
the sun's heat causes water to change from a liquid to a gas that enters the atmosphere
33
30 sec
Q.
water vapor cools, changing from a gas back into a liquid
34
30 sec
Q.
forms when precipitation seeps into the ground where it is stored in underground caverns or in porous rock
35
30 sec
Q.
process by which plants return water to the atmosphere
36
30 sec
Q.
movement of nitrogen between the atmosphere to plants and animals on Earth
37
30 sec
Q.
movement of oxygen between the atmosphere, earth, and biosphere
38
30 sec
Q.
movement of carbon between Earth's surface and the atmosphere
39
30 sec
Q.
the process of burning fossil fuels that releases carbon dioxide into the atmosphere
40
30 sec
Q.
precipitation that reaches Earth's surface, flows over land, and reaches lakes, rivers and oceans
41
30 sec
Q.
water soaks into the soil from the ground, moving into rocks through cracks and pores
42
30 sec
Q.
water collects in rivers, lakes, oceans and other bodies of water - or as ice caps and glaciers
43
30 sec
Q.
are the reactants (ingredients) of cellular respiration
44
30 sec
Q.
are the reactants (ingredients) of photosynthesis
45
30 sec
Q.
carbon dioxide, water, and ATP (energy)
46
30 sec
Q.
a sugar made by producers such as plants during photosynthesis.
