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Biology Semester 1 Flashcards | StudBud
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Biology Semester 1
Biology Semester 1
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A complete review of everything this school year. #somanyquestions
Flashcards
49 cards
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Practice quiz
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Questions
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Answers
1
Which of the following is an autotroph?
Mushrooms
Plants
Deer
Leopards
2
What is an ionic bond?
When two atoms share two electrons
Positively and negatively charged atoms
When two atoms share four electrons
bond when 1+ electrons transferred from 1 atom to another
3
__________ is used to start a reaction.
Kinetic energy
Activation Energy
Light energy
Starting energy
4
__________ is the longest phase in the cell cycle
G2 phase
Interphase
S phase
G1 phase
5
Why does the yeast make the bread raise?
Alcoholic fermentation
Lactic acid fermentation
Yeast mitosis
Cellular respiration
6
What are photosystems?
Not this one…
Clusters of chlorophyll and proteins
7
Which of the following is not a part of an atom:
Introns
Neutron
Electron
Proton
8
The process that releases energy from food to make oxygen?
Cellular respiration
photosynthesis
Synthesis
ATP synthase
9
True or False: Photosynthesis uses CO2 from the atmosphere
False
True
10
The light-independent reactions of photosynthesis are also known as…
Sugar Cycle.
Carbon Cycle
ATP Cycle
Calvin Cycle
11
Cells use the energy available in food to make energy are called?
Sugar
ADP
Water
ATP
12
Which of the following is not a phase of Mitosis?
Telophase
Prophase
Centriole
Metaphase
13
In addition to light and Chlorophyll, photosynthesis requires…
Oxygen and Carbon Dioxide
Water and Oxygen
Water and Sugars
Water and Carbon Dioxide
14
What is Biology?
Study of rocks
Study of fish
Study of space
Study of life
15
How do substrates affect enzyme-catalyzed reactions?
Enzymes are products
Enzymes are reactants
Substrates are reactants
Substrates are products
16
True or False: Heterotrophs make there own food
True
False
17
The leaves of a plant appear green because Chlorophyll…
Absorbs green light
Reflects blue light
Absorbs blue light
Reflects green light
18
________ is the diffusion of water through a selectively permeable membrane
Homeostasis
Diffusion
Osmosis
Facilitated diffusion
19
True or False: Humans go through the process of photosynthesis.
True
False
20
Gives cell membranes flexible structure that forms strong barrier between cell and surroundings
Nucleus
Cell membrane
Cell wall
Lipid bilayer
21
What is homeostasis?
DNA
The way your body balances itself
A thing that destroys the body
Cancer
22
become specialized for particular tasks/communicate with one another to maintain homeostasis
Multi-cellular Organisms
Single cell organisms
No Organisms
All organisms
23
Cell division results in _____ new daughter cells
2
5
4
7
24
_________ cells are cells that enclose their DNA in nuclei.
Prokaryotes
Eukaryotes
25
Which of the following is not a statement of the cell theory?
All living things are made up of cells
Cells are not real
New cells are produced from existing cells
Cells are basic units of structure/function in living things
26
When a candle burns, energy is released in the form of…
Carbon Dioxide and Water
The chemical substance ATP
Light and heat
Electricity and Motion
27
What is the Scientific Theory?
Sharing data
Enable scientists to make accurate prediction
Life
Open-mindedness and creativity
28
Fermentation takes place in the absence of oxygen, said to be?
Aerobic
oxygen-rich
Cyclic
Anaerobic
29
To maintain homeostasis, unicellular organisms __________ to respond to the environment
live
Decay
Stay the same
grow
30
The movement of materials across the cell membrane without using cellular energy is called ...
Transportation
Active Transport
Diffusion
Passive Transport
31
In eukaryotes the Kreb cycle takes place within the?
acetyl-CoA to citric acid
Glucose to pyruvic acid
Glucose
H+ ions across the inner mitochondrial
32
Which is a goal of science?
To make life hard
To confuse people
Explain things in the world
To make life hard
33
_______ is programmed cell death.
Apoptosis
Cancer
Tumour
Cell Growth
34
The most common type of microscope today is _______.
Compound Light Microscope
Scanning probe microscope
Electron Microscope
X-ray microscope
35
The _____ a cell becomes, the _____ demand the cell place on DNA
Larger, more
Smaller, more
Smaller, less
Larger, less
36
The build of lactic acid in muscle cells results in?
Fermentation
Krebs cycle
Oxygen debt
Cellular respiration
37
Which of the following is not an organelle of a cell?
Centrioles
Lysosomes
Endoplasmic reticulum
Lettuce
38
In cancer cells, cells ____________.
Don’t change
Apoptosis
Can’t stop dividing
Die rapidly
39
What is used on the pH scale?
Base
Solvent
Buffer
Acid
40
________ join together to form polymers.
Lipids
Monosaccharides
nucleotides
monomers
41
What is NAD+?
Carbon
Nicotinamide adenine dinucleotide
Water
Oxygen
42
What is the powerhouse of the cell?
Vacuoles
Nucleus
Mitochondria
Cytoplasm
43
Enzymes __________ chemical reactions that take place in in cells.
Speed Up
Slow down
Don't affect
Cancel
44
What is a hypothesis?
Educated guess
A guess
Observation
A dog
45
The end result in photosynthesis is…
Oxygen and glucose
Oxygen and Lactose
Potatoes and Tomatoes
Carbon Dioxide and glucose
46
Proteins are the polymers of what molecule?
Nucleotides
Lipids
monosaccharides
Amino acids
47
Photosynthesis happens in the..
Nucleus
Mitochondria
Chloroplasts
Golgi Apparatas
48
What form of reproduction produces identical offspring?
Single celled
Human
asexual
Sexual
49
What is DNA?
A part of plants
A cell
Building blocks of life
Genetic code
