Biology II 1st Quarter Final Exam
Biology, as complex as many students find it to be has a lot of significance in the knowledge foundation. Continued practice and revision will make the subject easy for you. All the best as you attempt the quiz.
- 1.What invention played the biggest role in the discovery of cells by early scientists?
- A.
Magnifying glass
- B.
Lens
- C.
Eyeglasses
- D.
Microscope
- 2.The cell theory states that all organisms are made of cells, cells are the most basic unit of structure and function in all living things, and...
- A.
All existing cells form by free-cell formation
- B.
All cells are eukaryotic.
- C.
All existing cells are produced by other living cells.
- D.
All cells have a nucleus.
- 3.What is the term for the jellylike substance that is contained inside the cell membrane?
- A.
Cytoplasm
- B.
DNA
- C.
Organelle
- D.
Nucleus
- 4.Unlike a eukaryotic cell, a prokaryotic cell does not have
- A.
DNA.
- B.
A cell membrane.
- C.
Cytoplasm.
- D.
A nucleus.
- 5.Specialized structures that work together inside a cell are called
- A.
Organelles.
- B.
Prokaryotes.
- C.
Eukaryotes.
- D.
Nuclei.
- 6.Which of the following is a network of proteins that supports and gives shape to a cell?
- A.
Vesicles
- B.
Vacuole
- C.
Cytoskeleton
- D.
Cytoplasm
- 7.Which of the following organelles can be found in the cytoplasm and on the surface of the endoplasmic reticulum?
- A.
Mitochondria
- B.
Centrosomes
- C.
Ribosomes
- D.
Centrioles
- 8.Which organelle contains enzymes that break down damaged cell parts?
- A.
Centriole
- B.
Lysosomes
- C.
Vacuole
- D.
Mitochondria
- 9.What are the main differences between plant and animal cells?
- A.
Animal cells are eukaryotes and plant cells are not.
- B.
Plant cells are eukaryotes and animal cells are not.
- C.
Animal cells have cell walls and chloroplasts; plant cells do not.
- D.
Plant cells have cell walls and chloroplasts; animal cells do not.
- 10.What is a phospholipid composed of?
- A.
A polar head and a nonpolar tail
- B.
A nonpolar head and a polar tail
- C.
A polar head and tail
- D.
A nonpolar head and tail
- 11.Which phrase best describes the property of selective permeability?
- A.
Some molecules pass
- B.
All ions pass
- C.
Large molecules pass
- D.
All molecules pass
- 12.Which phrase best describes passive transport?
- A.
Requires transport proteins
- B.
Requires no energy from the cell
- C.
Requires an isotonic solution
- D.
Requires facilitation by enzymes
- 13.This is a single strand of DNA. Identify the nucleotide sequence of the other DNA strand. CCGTACT
- 14.Which organelles are involved in the process called endocytosis?
- 15.Name one type of cellular transport that uses transport proteins.
- 16.Water moves into a cell when the solution surrounding the cell is
- A.
Hypertonic.
- B.
Hypotonic.
- C.
Isotonic.
- D.
Platonic.
- 17.What is the term for the diffusion of water across a semipermeable membrane?
- A.
Osmosis
- B.
Equilibrium
- C.
Transport
- D.
Isotonic
- 18.The movement of molecules down a concentration gradient through transport proteins in the cell membrane is a type of
- A.
Selective transport.
- B.
Osmosis.
- C.
Energy expenditure.
- D.
Facilitated diffusion.
- 19.Unlike passive transport, active transport requires
- A.
Concentration gradients.
- B.
Diffusion.
- C.
Energy from the cell.
- D.
Vesicles.
- 20.Which process uses proteins to move molecules against a concentration gradient?
- A.
Active transport
- B.
Passive transport
- C.
Endocytosis
- D.
Phagocytosis
- 21.A membrane-bound sac used to transport substances into and out of cells is a
- A.
Pump.
- B.
Macrophage
- C.
Lysosome
- D.
Vesicle
- 22.In which stage of the cell cycle do the nucleus and its contents divide?
- A.
Mitosis
- B.
Cytokinesis
- C.
Gap 0
- D.
Synthesis phase
- 23.Which of the following phrases best describes cytokinesis?
- A.
Division of the cytoplasm
- B.
Division of the nucleus
- C.
Division of DNA
- D.
Division of surface area
- 24.The processes of mitosis and cytokinesis produce two identical
- A.
Daughter cells.
- B.
Strands
- C.
Chromosomes.
- D.
Chromatids.
- 25.The process of organizing and condensing DNA into its compact form takes place at the start of
- A.
Interphase
- B.
Metaphase
- C.
Mitosis
- D.
Prophase
Questions: 62 | Attempts: 4600 | Last updated: Jun 23, 2020
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