Q: Which equation correctly represents photosynthesis in producers?

$$\text{Carbon dioxide} + \text{Water} + \text{light energy} \rightarrow \text{Carbohydrate (food)} + \text{Oxygen}$$

Q: Which of the following is the correct equation for oxidative respiration in producers?

$$\text{Carbohydrate (food)} + \text{Oxygen} \rightarrow \text{Carbon dioxide} + \text{Water} + \text{energy}$$

Question 1

Which of the following statements best describes a scientific theory in biology?

Accepted Answer

A scientific theory is a broad framework supported by evidence that explains natural phenomena and generates testable hypotheses.

Question 2

Which of the following is NOT a characteristic shared by all living things?

Accepted Answer

Presence of a cell wall

Question 3

A scientist observes that all swans she has seen are white. She concludes that all swans are white. This is an example of:

Accepted Answer

Inductive reasoning

Question 4

In a controlled experiment testing the effect of a new fertilizer on plant growth, which group receives the fertilizer?

Accepted Answer

Experimental group

Question 5

Which of the following best explains why scientific models can never be proven true?

Accepted Answer

Because new evidence can always lead to revision or rejection of models

Question 6

Which equation correctly represents photosynthesis in producers?

Accepted Answer

$$	ext{Carbon dioxide} + 	ext{Water} + 	ext{light energy} ightarrow 	ext{Carbohydrate (food)} + 	ext{Oxygen}$$

Question 7

Which domain includes organisms that typically live in extreme environments and are distinguished by their ribosomal RNA sequences?

Accepted Answer

Domain Archaea

Question 8

Which of the following is the correct order of taxonomic classification from most inclusive to least inclusive?

Accepted Answer

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

Question 9

A student claims that eating carrots improves night vision because people who eat more carrots seem to see better at night. What error in scientific reasoning is this an example of?

Accepted Answer

Confusing correlation with causation

Question 10

Which of the following is true about the binomial nomenclature system?

Accepted Answer

The genus name is capitalized, the specific epithet is lowercase, and the full name is italicized or underlined.

Question 11

Which of the following is NOT a unifying theme of biology?

Accepted Answer

Astrology

Question 12

Which kingdom within Domain Eukarya includes organisms with cell walls made of chitin and are mostly decomposers?

Accepted Answer

Kingdom Fungi

Question 13

Which of the following best describes homeostasis?

Accepted Answer

The tendency of an organism to maintain a relatively constant internal environment

Question 14

Which of the following is a correct statement about the flow of energy in ecosystems?

Accepted Answer

Energy flows through ecosystems, entering as sunlight and leaving as heat.

Question 15

Which of the following is the fundamental unit of structure and function in living organisms?

Accepted Answer

Cell

Question 16

Which process is responsible for the transfer of heritable information from one generation to the next in living organisms?

Accepted Answer

DNA replication

Question 17

Which of the following is a correct example of deductive reasoning?

Accepted Answer

All mammals have hair. Dolphins are mammals. Therefore, dolphins have hair.

Question 18

Which of the following is the correct equation for oxidative respiration in producers?

Accepted Answer

$$	ext{Carbohydrate (food)} + 	ext{Oxygen} ightarrow 	ext{Carbon dioxide} + 	ext{Water} + 	ext{energy}$$

Question 19

Which of the following is true about decomposers in an ecosystem?

Accepted Answer

They recycle nutrients from dead bodies and waste products back to living organisms.

Principles of Biology: Scientific Method, Characteristics of Life, and Biological Organization

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