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WorksheetsBiology Midterm
Total questions: 47
Worksheet time: 37mins
Name
Class
Date
1.
What characteristic differentiates a prokaryote from a eukaryote?
a)
presence of ribosomes
b)
ability to reproduce
c)
presence of a nucleus/nuclear membrane
d)
ability to remain stable
2.
What is the function of ribosomes?
a)
synthesize lipids
b)
synthesize ribosomes
c)
synthesize proteins
d)
synthesize hormones
3.
What is the monomer of a carbohydrate (polysaccharide)?
a)
amino acids
b)
glycerol + fatty acids
c)
monosaccharaides
d)
nucleotides
4.
Which level of organization is correct from smallest to largest?
a)
organ, cell, organ system, tissue
b)
organ, organism, organ system, tissue
cell, organism, organ system
cell, organism, organ system
c)
cell, tissue, organ, organ system
d)
tissue, organ, organ system, organism
5.
What would be the correct level from least to most complex?
a)
organism, organ system, organ, tissue
b)
organ, oygen system, tissue, organism
c)
cell, mitochondria, stomach, organism
d)
mitochondria, cell, tissue, organ
6.
What is the equation for cellular respiration?
a)
glucose + oxygen → carbon dioxide + water + energy
b)
oxygen + water → glucose + carbon dioxide
c)
carbon dioxide + water → glucose + oxygen
d)
glucose + carbon dioxide → water + oxygen
7.
What is the monomers of lipids?
a)
amino acids
b)
carbohydrates
c)
glucose
d)
glycerol + fatty acids
8.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
9.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
10.
Another name for fats and oils
a)
proteins
b)
sugar
c)
lipids
d)
nucleic acids
11.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
12.
What is the monomer of proteins?
a)
amino acids
b)
polypeptides
c)
nucleotides
d)
monosaccharides
13.
Most enzymes:
a)
speed up the chemical reaction
b)
have no effect on the rate of the chemical reaction
c)
slow the rate of the chemical reaction
d)
keep the rate of the chemical reaction the same
14.
Why does Ice float?
a)
Ice is less dense than in water in liquid form.
b)
Ice is more dense than in water in liquid form.
c)
Ice has more surface tension
d)
None of the above
15.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
16.
The attraction that causes water and other liquids to form drops on thin films (like wax paper) is called ________________. This is also water’s ability to be attracted to other water molecules.
a)
adhesion
b)
capillary action
c)
cohesion
d)
surface tension
17.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
18.
Why does water move from the roots to the leaves of plants?
a)
Water is pushed by solutes
b)
Capillary action pulls the water molecules like a chain
c)
Water is pulled by gravity
d)
Water’s cohesion causes it to “pull” towards the leaves
19.
Which particle does not contribute mass to the atom?
a)
Proton
b)
Neutron
c)
Electron
d)
Nucleus
20.
Which particle contributes the negative charge to the atom?
a)
proton
b)
electron
c)
neutron
d)
nucleus
21.
The three main subatomic particles are electrons, protons and ____________.
a)
photons
b)
neurons
c)
neutrons
d)
quarks
22.
Most of the mass in an atom is made up of _____________________?
a)
protons and electrons
b)
protons and neutrons
c)
neutrons and electrons
d)
electrons and quarks
23.
What is the electrical charge of a proton?
a)
1+
b)
1-
c)
neutral
d)
2-
24.
The organelle responsible for processing and transporting proteins within the cell is
a)
golgi apparatus
b)
endoplasmic reticulum
25.
Which organelle is only found in a plant cell?
a)
nucleus
b)
chloroplast
c)
mitochondria
d)
cell membrane
26.
Directs all cell activities through the DNA located there.
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
27.
What is the name of the structure shown in the diagram where cellular respiration takes place?
a)
Chloroplast
b)
Mitochondrion
c)
Nucleus
d)
Vacuole
28.
I am a protein packaging and shipping machine! Who am I?
a)
vacuole
b)
ribosome
c)
endoplasmic reticulum
d)
golgi apparatus
29.
What is found in both plant and animal cells but is much larger in plant cells?
a)
Nucleus
b)
Mitochondrion
c)
Chloroplast
d)
Vacuole
30.
Where are proteins made?
a)
Golgi body
b)
Mitoichondrion
c)
Chromosomes
d)
Ribosomes
31.
Main producer of ATP in all eukaryotes
a)
chloroplast
b)
mitochondria
c)
lysosome
d)
smooth er
32.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
33.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
34.
This picture represents which type of cellular transport?
a)
passive transport
b)
endocytosis
c)
exocytosis
d)
osmosis
35.
Large particles of food can be moved into the cell by ________________________.
a)
endocytosis
b)
pinocytosis
c)
exocytosis
d)
osmosis
36.
The most important part of the cell in cell transport
a)
E.R.
b)
cytoplasm
c)
nucleus
d)
cell membrane
37.
The cell membrane is made mostly of
a)
phospholipid single layer with proteins
b)
phospholipid double layer with proteins
c)
proteins and carbohydrates with ribosomes
d)
carbohydrates surrounded by golgi bodies
38.
What are the reactants (what is needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
39.
What gas is released by plants from the process of photosynthesis?
a)
air
b)
carbon dioxide
c)
oxygen
d)
hydrogen
40.
What PIGMENT absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
41.
Which living things do NOT use photosynthesis to make their own food?
a)
grass
b)
animals
c)
trees
d)
plant cells
42.
All living things do which of the following?
a)
Chemosynthesis
b)
Respiration
c)
photosynthesis
d)
all of the answers
43.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
44.
______________ produces the most ATP.
a)
photosnthesis
b)
aerobic respiration
c)
anaerobic respiration
d)
glycolysis
45.
What type of respiration requires oxygen?
a)
Aerobic
b)
Anaerobic
46.
Different populations living and interacting with each other in the same area
a)
Biome
b)
Ecosystem
c)
Community
d)
Niche
47.
What process is represented by the diagram?
a)
diffusion
b)
active transport
c)
endocytosis
d)
exocytosis
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