Biology II 1st Quarter Final Exam

35 Questions | By J814krasuski | Last updated: Mar 21, 2022 | Total Attempts: 82

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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.

Questions and Answers

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