NEW
Font size
WorksheetsSemester Biology
Total questions: 25
Worksheet time: 19mins
_______is the knowledge obtained by natural events.
Science
Biology
Anatomy
Which part of photosynthesis produces sugar?
Krebs citric cycle
Calvin cycle
Calvin-Benson cycle
An ________ is any individual living thing.
organelle
organism
cell
Different types of atoms of the same element are called
neutron
proton
isotopes
________is the maintenance of constant internal condition in an organism
Homeostasis
cohesion
molecule
An_______is a community of organisms
DNA
ecosystem
system
What supplies energy to the cell and is a bean shaped?
Chloroplast
mitochondria
Golgi apparatus
_________is life science
Biology
Pathology
Earth
They are referred to as covalent bonds form between different amino acids to form proteins.
ionic bond
covalent bond
peptide bonds
The variety of organism in a given area is called
species
biodiversity
biosphere
The basic structure of a nucleic acid chain is
nucleotides
metabolism
adaptation
What is the abundant substance in living cells?
sugar
energy
water
What % of fats in the human body are triacylglycerol?
10%
95%
133%
Is a jellylike substance that contains dissolved molecular building block?
cytoplasm
Flagella
vesicles
What carrie a neutral charge?
proton
electron
neutron
A special kind of diffusion.
passive transport
facilitated diffusion
osmosis
What year did Melvin Calvin won the Nobel Peace Prize?
1861
1952
1961
Who was Melvin Calvin colleague?
Jan Baptista Van Helmont
A.A. Benson
Tupac
Name 3 things critical to life.
water, earth wind
energy, sunlight, sugar
energy, oxygen, sugar
Acronym for adenosine triphosphate
NADPH
ADP
ATP
What is the movement of molecules across a cell membrane without energy input from the cell?
passive diffusion
osmosis
adaptation
________are organelle that carry out photosynthesis
Pigments
Chloroplast
Sunlight
What is another type of building block besides glycerol?
ATP
ADP
fatty acid
What is the product in this equation: 6CO2 + 6H2O -> C6H12O6 + 6O2
Carbon dioxide and water
Sugar and oxygen
oxygen and water
What is the reactant of this equation: C6H12O6 + 6O2 -> 6CO2 + H2O
water and oxygen
sugar and oxygen
sugar and carbon dioxide
