Chapter 7 & 8 Biology
15 Questions
| Total Attempts: 50
Questions and Answers
- 1.Center of an atom:
- A.
Nucleus
- B.
Enzyme
- C.
Nucleolus
- 2.Atoms of the same element with different numbers of neutrons are:
- A.
Isomers
- B.
Isotopes
- 3.Atoms of 2 or more elements chemically combined are:
- A.
Mixtures
- B.
Compounds
- 4.2 atoms that share electrons are held together by __________ bonds
- A.
Ionic
- B.
Covalent
- 5.Any substance that forms hydrogen ions in water is a(n)
- A.
Acid
- B.
Base
- 6.Carbon-12 and Carbon-14 are
- A.
Isotopes
- B.
Polymers
- C.
Radio-isotopes
- D.
Macromolecules
- 7.A very strong base might have a pH of
- A.
3
- B.
5
- C.
9
- D.
13
- 8.A membrane-bound fluid-filled sac
- 9.Closely stacked, flattened membrane sacs
- 10.The sites of protein assembly
- 11.A folded membrane that forms a network of interconnected compartments in the cytoplasm
- 12.Plant organelles that store starches or lipids or contain pigments
- 13.Eukaryotic cells have no true nucleus
- A.
True
- B.
False
- 14.A neutron has no charge
- A.
True
- B.
False
- 15.Biology is FUN!
- A.
True
- B.
False
This quiz will show you how well you comprehend transcription and translation of DNA in Eukaryotes and Prokaryotes. This material is from "Biological Science" by Scott Freeman and is the material taught in college-level...
Questions: 9 | Attempts: 47436 | Last updated: Oct 6, 2020
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Sample QuestionA Cell builds it's proteins from the Instructions encoded inits _________?
Cell organelles help in the survival of cells through harvesting energy, making new proteins, and getting rid of dead cells. There exist about 12 organelles in a cell, and each has a specific objective that helps the body to...
Questions: 16 | Attempts: 36854 | Last updated: Aug 20, 2021
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Sample QuestionWhat is the function of a cell wall?
A cell is the basic fundamental unit of all biological organisms. This challenging biology test on cells is designed to test your knowledge on this topic to the extremes. Good Luck with this quiz! I Challenge you to score the...
Questions: 40 | Attempts: 32643 | Last updated: Jul 15, 2021
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Sample QuestionAll cells contain which of the following:
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