WorksheetsBio1 Tri 1 Final Review
Total questions: 24
Worksheet time: 12mins
The process by which organisms keep everything inside their bodies within certain limits is called
homeostasis
evolution
metabolism
photosynthesis
Which of the following makes up a molecule of water
one atom of hydrogen and one atom of oxygen
one atom of sodium and one atom of chlorine
one atom of hydrogen and two atoms of oxygen
two atoms of hydrogen and one atom of oxygen
A solution is a
combination of isotopes
chemical reaction
mixture in which the substances are evenly spread out
mixture in which undissolved substances do not settle out
If the pH of stomach acid and of oven cleaner were measured
both would be above 7
both would be below 7
the pH of stomach acid would be above 7 and the pH of oven cleaner would be below 7
the pH of stomach acid would be below 7 and the pH of oven cleaner would be above 7
Which of the following is NOT a monomer
glucose molecule
an amino acid
nucleotide
protein
In chemical reactions, atoms are
created
destroyed
rearranged
neutralized
The energy needed to get a reaction started is the
adhesion energy
activation energy
cohesion energy
chemical energy
Which of the following statements about enzymes is NOT true?
enzymes work best at a specified pH
all enzymes have the same shape are their substrates
enzymes are proteins
the shape of an enzyme allows it to do its job
Enzymes affect the reactions in living cells by changing the
products of the reaction
speed of the reaction
temperature of the reaction
pH of the reaction
The simplest grouping of more than one kind of organism in the biosphere is
a population
a community
an ecosystem
a species
Which ecological inquiry method is an ecologist using when he/she sets up a greenhouse and measures the effects of different levels of carbon dioxide on an endangered plant species?
questioning
observing
experimenting
modeling
How do most primary producers make their own food?
by using light energy to make carbohydrates
by using chemical energy to make carbohydrates
by changing water into carbon dioxide
by breaking down remains to make carbon dioxide
A model of the complex feeding interactions among organisms in a community from producers to decomposers is called a
food web
ecosystem
food chain
population
What is the term for each step in the transfer of energy and matter within a food web?
energy path
food chain
trophic level
food pyramid
A word that means the same thing as consumer
producer
autotroph
heterotroph
carbohydrate
Nitrogen fixation is carried out primarily by
humans
plants
bacteria
consumers
What is at the base of all ecological pyramids
consumer
decomposers
producers
scavengers
Which of the following is NOT a principle of cell theory?
cells are the basic units of life
all living things are made of cells
very few cells are able to reproduce
all cells are produced from existing cells
Which of the following best describes the relationship between the nucleus and the cytoplasm
the cytoplasm is a fluid that fills the inside of the nucleus
the cytoplasm is an organelle that is usually found near the nucleus
the nucleus is an organelle that is surrounded by the cytoplasm
the nucleus is a fluid and it mixes with the fluid cytoplasm
Which structure makes proteins using coded instructions that come from the nucleus?
Golgi apparatus
mitochondrion
vacuole
ribosome
Which organelle would you expect to find in plant cells but NOT in animal cells?
mitochondrion
ribosome
chloroplast
smooth endoplasmic reticulum
You will NOT find a cell wall in which of these kinds organisms?
plants
animals
fungi
bacteria
The cell membrane contains channels and pumps that help move material from one side to the other. What are these channels and pumps made of?
carbohydrates
lipids
bilipids
proteins
Which means of particle transport requires input of energy from the cell?
diffusion
osmosis
facilitated diffusion
active transport
