Q: Which of the following is a correct conversion from centimeters to micrometers?

$$1\ \text{cm} = 10,000,000\ \mu m$$

Question 1

Which of the following is NOT one of the five fundamental characteristics shared by all living organisms?

Accepted Answer

Ability to photosynthesize

Question 2

According to the cell theory, which statement is correct?

Accepted Answer

All organisms are made up of cells and all cells come from preexisting cells

Question 3

Which theory explains how hereditary information is transmitted from one generation to the next?

Accepted Answer

Chromosome theory of inheritance

Question 4

A scientist wants to test whether a new drug affects cell division. What is the best approach according to the scientific method?

Accepted Answer

Formulate a hypothesis and design an experiment with a control group

Question 5

Which of the following best describes the Central Dogma of molecular biology?

Accepted Answer

Information flows from DNA to RNA to protein

Question 6

If a cell is 0.003 mm in diameter, what is its diameter in micrometers ($$\mu m$$)?

Accepted Answer

$$3\ \mu m$$

Question 7

Which type of microscopy would be best for viewing the surface features of a cell at very high magnification?

Accepted Answer

Scanning electron microscopy (SEM)

Question 8

Which statement about viruses is TRUE?

Accepted Answer

Viruses are not made up of cells and require a host cell to reproduce

Question 9

A biologist is studying a newly discovered organism. Which feature would indicate it is a eukaryote and not a prokaryote?

Accepted Answer

Presence of a nucleus

Question 10

Which of the following is a correct conversion from centimeters to micrometers?

Accepted Answer

$$1\ 	ext{cm} = 10,000,000\ \mu m$$

Question 11

Which domain includes organisms with cells that have a nucleus?

Accepted Answer

Eukarya

Question 12

Which of the following is a real-world application of the theory of evolution by natural selection?

Accepted Answer

Development of antibiotic resistance in bacteria

Question 13

A researcher observes that a population of insects has developed resistance to a pesticide over several generations. Which biological concept does this illustrate?

Accepted Answer

Theory of evolution by natural selection

Question 14

Which of the following is a key difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells have a nucleus

Question 15

Which process is essential for life and requires energy within cells?

Accepted Answer

Cellular metabolism

Question 16

Which of the following is the correct order of the flow of genetic information according to the Central Dogma?

Accepted Answer

DNA $$\rightarrow$$ RNA $$\rightarrow$$ Protein

Question 17

A cell is observed under a microscope and found to be 0.2 nm in size. Which type of microscopy is required to view this cell?

Accepted Answer

Transmission electron microscopy (TEM)

Question 18

Which of the following is NOT a requirement for a hypothesis in scientific research?

Accepted Answer

It must be proven true before experimentation

Question 19

Which of the following best describes the relationship between all living organisms according to the tree of life?

Accepted Answer

All organisms share a common ancestor

Question 20

Which of the following is a correct statement about experimental design in biology?

Accepted Answer

Experiments should include a control to compare results

Chapter 1: Biology – The Study of Life (Key Themes and Foundations)

Guida di studio - Domande di pratica

Study guide - Flashcard