Cells, Cells, Cells Review

What is the jelly-like substance inside a cell called?

• Cytoplasm

• Nucleus

• Mitochondria

• Chloroplast

According to cell theory, the cell is the _______________________.

• basic unit of life

• smallest part of an organism

• building block of tissues

• source of energy for the body

Which is an example of an organism?

• a beetle

• a rock

• a cloud

• a chair

What is the process by which cells obtain energy from food?

• Photosynthesis

• Cellular respiration

• Fermentation

• Digestion

What is the basic unit of life?

• Tissue

• Organ

• Cell

• Organism

What structure controls what enters and leaves the cell?

• Cell membrane

• Nucleus

• Cytoplasm

• Mitochondria

A brain is an example of which level of organization?

• Cell

• Tissue

• Organ

• Organism

According to cell theory, cells come from ____________________.

• spontaneous generation

• preexisting cells

• inorganic compounds

• cellular respiration

What organelle is responsible for photosynthesis in plant cells?

• Mitochondria

• Chloroplasts

• Nucleus

• Ribosomes

What type of cells lack a nucleus?

• Eukaryotic cells

• Prokaryotic cells

• Stem cells

• Somatic cells