Question 1

Which of the following best illustrates inductive reasoning in biology?

Accepted Answer

Observing that all known swans are white and concluding that all swans must be white.

Question 2

Why are testable models important in scientific investigations?

Accepted Answer

They allow hypotheses to be evaluated through observation and experimentation.

Question 3

Which of the following is NOT a characteristic of living matter?

Accepted Answer

Living things do not respond to environmental stimuli.

Question 4

At the molecular level, how is information transferred from one generation to the next in living systems?

Accepted Answer

Through the replication of DNA molecules.

Question 5

In the binomial system of nomenclature, what does the first word of a species name represent?

Accepted Answer

The genus to which the organism belongs.

Question 6

Which of the following correctly lists the taxonomic hierarchy from most inclusive to least inclusive?

Accepted Answer

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

Question 7

A newly discovered organism has cells with nuclei and is multicellular, photosynthetic, and has cell walls made of cellulose. Into which kingdom should it be classified?

Accepted Answer

Plantae

Question 8

Which of the following statements about autotrophs and heterotrophs is correct?

Accepted Answer

Autotrophs produce their own food from inorganic materials, while heterotrophs obtain energy by consuming other organisms.

Question 9

Which domain includes organisms that typically live in extreme environments and have unique membrane lipids?

Accepted Answer

Archaea

Question 10

Which of the following best describes the role of hormones in living systems?

Accepted Answer

Hormones are chemical signals used for intercellular communication.

Question 11

A scientist observes that a certain plant species always grows toward light. She hypothesizes that light is necessary for the plant's growth direction. Which type of reasoning is she using to form her hypothesis?

Accepted Answer

Inductive reasoning

Question 12

Which of the following is an example of a testable hypothesis?

Accepted Answer

If fertilizer is added to soil, then plant growth will increase.

Question 13

Which of the following equations correctly represents the process of photosynthesis?

Accepted Answer

$$\mathrm{6\ CO_2$ + 6\ H_2O \xrightarrow{light} C_6H_{12}O_6$ + 6\ O_2$}$$

Question 14

Which of the following best explains why supernatural explanations are not considered scientific?

Accepted Answer

Supernatural causes cannot be tested or disproven by scientific methods.

Question 15

A researcher wants to test the effect of a new drug on blood pressure. She gives the drug to one group and a sugar pill to another. What is the group receiving the sugar pill called?

Accepted Answer

Control group

Question 16

Which of the following is a correct statement about the transfer of information in living systems?

Accepted Answer

DNA is the chemical substance that carries genetic information from one generation to the next.

Question 17

Which of the following is the correct order of taxonomic classification from largest to smallest group?

Accepted Answer

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

Question 18

Which of the following is a defining feature of eukaryotic cells?

Accepted Answer

They have a membrane-bound nucleus.

Question 19

Which of the following best describes the role of decomposers in an ecosystem?

Accepted Answer

They break down waste products and dead bodies of producers and consumers.

Question 20

A student is trying to memorize the taxonomic hierarchy. Which mnemonic would help them remember the correct order?

Accepted Answer

"Dear King Philip Came Over For Good Soup" (Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species)

Chapter 1 Notes

Guida di studio - Domande di pratica

Study guide - Flashcard