C190 BIO 1010 Introduction to Biology FA READINESS EXAM Q & S 2025/2026

1. Multiple Choice: Which organelle is primarily involved in
the synthesis of oils, phospholipids, and steroids?
 - A) Ribosome
 - B) Smooth Endoplasmic Reticulum
 - C) Lysosome
 - D) Mitochondrion
 Answer: B) Smooth Endoplasmic Reticulum
 Rationale: The smooth endoplasmic reticulum is
responsible for the synthesis of lipids, including oils,
phospholipids, and steroids.
2. Fill-in-the-Blank: The process by which a cell engulfs
foreign particles is known as __________.
 Answer: Phagocytosis
 Rationale: Phagocytosis is the process by which a cell
engulfs large particles or cells, either to destroy them, to
feed on them, or to get information from them.
3. True/False: Mitochondria are found only in animal cells.
 Answer: False
 Rationale: Mitochondria are found in most eukaryotic
cells, including plants and fungi, not just in animal cells.
4. Multiple Response: Select all that apply. Which of the
following are functions of the cytoskeleton?
 - A) Maintaining cell shape
 - B) Protecting the cell
 - C) Facilitating cellular motion
 - D) Regulating biochemical activities
 Answer: A) Maintaining cell shape, C) Facilitating cellular
motion