Module 1-7

The brain in our body represents which level of biological organization?

• Tissue

• Organ

• Organ System

• Organelles

Which of the following cell organelles is absent in animal cells and present in a plant cell?

• Cell wall

• Cytoplasm

• Ribosomes

• Flagellum

Which theory proposes that life on Earth originated from non-living material spontaneously and includes observations such as fly larvae developing on rotten meat?

• Divine Creation Theory

• Biogenesis Theory

• Spontaneous Generation Theory

• Catastrophism

Which of the following levels of organization includes both living and non-living components interacting within a specific area?

• Community

• Population

• Organism

• Ecosystem

Who is credited with the discovery that all cells arise from pre-existing cells, thus contributing the third principle to the cell theory?

• Zacharias Janssen

• Robert Hooke

• Rudolf Virchow

• Theodor Schwann

Which of the following organelles is responsible for producing energy in both plant and animal cells?

• Mitochondrion

• Chloroplast

• Ribosome

• Rough endoplasmic reticulum

Which of the following structures is present in bacterial cells but not in eukaryotic cells?

• Nucleus

• Cell Wall

• Plasmid

• Ribosome

What is one major difference between prokaryotic and eukaryotic cells?

• Prokaryotic cells have a cell membrane, while eukaryotic cells do not.

• Eukaryotic cells have a nucleus, while prokaryotic cells do not.

• Prokaryotic cells have ribosomes, while eukaryotic cells do not.

• Eukaryotic cells do not have a cell wall, while prokaryotic cells do.

Motile bacteria move by means of ______.

• Pili

• Plasmids

• Capsule

• Flagellum

Which of the following statements is true about the Nucleus?

• It is absent in prokaryotes

• It is called the brain of the cell

• It contains DNA and other genetic materials.

• All of the above