Biology Fall Semester Review

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

The basic building block of living things, made up of organelles.

• Tissue

• Organelle

• Cell

• Atom

Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.

• Starch
• Glycogen
• Cellulose
• Chitin

Which has more energy, 1.0 g of carbohydrate or 1.0 g of lipid?

• Carbohydrate
• Lipid

Which biomolecule is made of nucleotides and contain you DNA?

• Carbohydrate
• Lipids
• Protein
• Nucleic Acid

Which biomolecule has sugars and starches?

• Lipids
• Proteins
• Carbohydrates
• Nucleic Acid

Which biomolecule is important source of energy for humans; glucose for human cells, tissues, and organs; provides fiber, sugar, and starches; provides structural support, cell wall, and cell membrane maker?

• Nucleic Acid
• Lipid
• Carbohydrate
• Protein

Which biomolecule includes fats, such as triglycerides, oils, waxes, and steroids (cholesterol); insoluble in water; provides energy storage, insulation, part of cell membrane, and hormones 

• Nucleic Acid
• Lipids
• Carbohydrate
• Protein

What is the monomer for a protein?

• Monosaccharide
• Triglyceride
• Amino Acid
• Nucleotide

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

• Enzymes increase the energy of the reactants.
• Enzymes decrease the energy level of the products.
• Enzyme decrease the activation energy of the reaction.
• Enzymes reverse the direction of the reaction.