Basic Biology Quiz

Which of the following is NOT one of the basic functions integral to the survival of living things?

• Metabolism

• Reproduction

• Photosynthesis

• Excretion

According to the cell theory, what is the smallest unit of life?

• Organ

• Tissue

• Cell

• Molecule

What is the function of ribosomes in a cell?

• To store genetic material

• To translate specific genetic instructions

• To provide energy

• To transport nutrients

Which type of cell lacks a nucleus and the capacity to replicate?

• Striated muscle fibers

• Aseptate fungal hyphae

• Sieve tube elements

• Red blood cells

What separates the internal contents of a cell from the external environment?

• Cytosol

• Ribosomes

• Membrane

• Genetic material

What is the unit used to measure most cells according to the metric system?

• Metres

• Centimetres

• Micrometres

• Nanometres

Which type of microscopy uses lenses to bend light and views living specimens in natural color?

• Electron Microscopy

• Light Microscopy

• Cryogenic Electron Microscopy

• Immunofluorescence

What is the main advantage of electron microscopy over light microscopy?

• Views living specimens

• Uses lenses to bend light

• Higher resolution and magnification

• Views specimens in natural color

What does the mnemonic MIA stand for in microscopy calculations?

• Magnification = Image size × Actual size

• Magnification = Image size ÷ Actual size

• Actual size = Image size × Magnification

• Actual size = Image size ÷ Magnification

What process involves freezing biological specimens for high-resolution study without crystallization?

• Immunofluorescence

• Light Microscopy

• Cryogenic Electron Microscopy

• Scanning Electron Microscopy