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Define pollution
Plants make their own food in a process called:
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1
Plants make their own food in a process called:
Scuba diving
Photosynthesis
Cherry picking
Venus fly trapping
2
Define pollution
The ability to be maintained at a certain rate or level
Increase in the number of people that reside in a country
The substance that has a harmful/poisonous effect
The process of making an area more urban
3
What is a Chemical Reaction?
changes affecting the form of a chemical substance.
a substance made by mixing other substances together.
a change in global or regional climate patterns.
rearrangement of the molecular or structure of a substance.
4
Water storage component in plant and animal cells
vacuoles
lysosomes
ribosomes
centrioles
5
The nucleus of a atom consists of ?
electrons and protons
your mom
electrons and neutrons
protons and neutrons
6
Elements In The 1st Group Are...
ALKALI METALS
TRANSITION METALS
NO METALS
ALKALINE METALS
7
Where are the products found in the chem. equations
In the deli section of the store
In the closet
left
right side of the equation
8
Ramsar convention was held in
Switzerland
Iran
India
Iraq
9
What chemical property is responsible for iron rusting?
Conductivity
Reactivity with oxygen
Non-flammability
Flammability
10
Elements in the same group:
have the same mass number.
have the same electron configuration.
have similar physical and chemical properties.
have the same number of electrons.
11
What is habitat destruction?
When an animal is driven into extinction.
When an ecosystem is destroyed.
When a habitat is destroyed.
WWIII.
12
Plants use nitrate mineral salts to make:
proteins
cellulose
lipids
glucose
13
What are group 7 elements are called?
Noble Gases
Transitional Metals
Non-metals
Halogens
14
The reactivity series can be used to:
Predict who will win the premier league
Move metals around the table
Predict reactions
None of these
15
The rows on the periodic table.
columns
alleys
periods
16
What is ecology?
Study of relationships of organisms with their environment and each other.
A class I have to take but don't want to?
The study of money and how it changes.
How people change over time.
17
An endothermic reaction...
is one that takes in Energy from the surroundings
is one that increases the kinetic energy of the particles
one that does not involve any energy transfer
is one that releases energy to the surroundings
18
What is a variation?
difference between cells
A difference between two different things
balnk
Something that varies
19
Exothermic reactions...
absorbs thermal energy
needs energy to be added constantly to continue
releases thermal energy
20
How many elements are there in the Periodic Table?
117
119
118
120
21
What is a displacement reaction?
When copper tkaes th epalce of sodium
When gold takes the place of copper
Where a more reactive metal takes the place of a a less reactive one
Where a less reactive metal takes the place of a more reactive one
22
who was Charles Darwin
the one who studied natural selection
the one who studied ducks
the one who studied the human body
the one who studied finches
23
Natural Selection Refers To:
Survival of the species
Survival of the weakest
Survival of the fittest
Survival of non-native species
24
A fire burning.
Radiation
Conduction
Convection
25
What are food webs?
The way several animals start eating each other
The way animals get energy from the sun
several food chains connect to make a food web
The way the sun starts growing producers
26
What is an atom?
A Ball
A subatomic particle
CHOCOLATE!!!
The basic unit of a chemical element.
27
The gas liberated when metals react with acid is
hydrogen
nitrogen
hydrogen chloride
oxygen
28
Combustion Reactions are always...
Indothermic
Destructive
Exothermic
Oxidising
29
Reactions of metals with acids always produce...
Metal chloride and hydrogen
Helium and a salt
Dissolved metal
Hydrogen and a salt
30
Pollination
Pollination is a dance move
Pollination is a bee species
Pollination is a drink
Pollination is pollen that moves from the stamen to the pistil
31
What do decomposers do?
Produce their own food
Break down dead plant and animal matter
Eat the primary consumers
32
What Is Inheritance?
Inheritance is when DNA transitions to chromosomes
I dont know
Inheritance is when proteins have mutations
Inheritance is when genes are passed from parent to child
33
selective breeding produces...
desired traits in offspring
fewer offspring
more offspring
transgenic organisms
34
How does reactivity increase?
As you go up the Periodic Table
From right to left of the Periodic Table
From left to right of the Periodic Table
As you go down the Periodic Table
35
Reactants are...
the chemicals present during a reaction
the chemicals present after a reaction
the chemicals present before a reaction
the chemicals present before an equation
36
Fertilisation occurs in plants when ...
pollen tubules penetrate and combine with ovules.
pollen is transferred to the stigma from the anther.
Pollen tubules penetrate the style.
angiosperm produce new gametes.
37
What experiment did Rutherford use?
Gold foil experiment
Gold experiment
Silver foil experiment
Copper experiment
38
What adaptation does this animal have?
Big nose
Big eyes
Big mouth
Big ears
39
All metals
Can be shaped easily
Have lustre (shiny)
Are silver coloured
Can conduct electricity
40
What is Biology?
The study of living organisms
The study of the biological clocks in animals
The study of biological processes in humans
The study of biochemical responses to stimuli
