Question 1

Which of the following best illustrates the difference between qualitative and quantitative data in a biological study?

Accepted Answer

Recording the color changes in leaves during autumn.

Question 2

Which of the following statements about the properties of life is INCORRECT?

Accepted Answer

All life has a nucleus that houses DNA.

Question 3

A population of insects is exposed to a pesticide. Over several generations, most individuals become resistant to the pesticide. Which process best explains this change?

Accepted Answer

Natural selection, where individuals with resistance survive and reproduce more successfully.

Question 4

Which of the following best describes the correct hierarchy in biological classification from most inclusive to least inclusive?

Accepted Answer

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

Question 5

Which of the following is the most important driving force in natural selection and evolution of a population?

Accepted Answer

Unequal reproduction: There is a struggle for survival because the environment cannot support all individuals born.

Question 6

A population is in Hardy-Weinberg equilibrium. If the frequency of the recessive allele $q$ is $0.1$, what is the predicted frequency of homozygous dominant individuals ($AA$)?

Use the equation:

$ p + q = 1 $

$ p^2 + 2pq + q^2 = 1 $

Accepted Answer

$0.81$

Question 7

A population of birds experiences a drought. Birds with small or large beaks survive, but those with intermediate beak sizes do not. What type of selection is this an example of?

Accepted Answer

Disruptive selection

Question 8

Which of the following best defines microevolution?

Accepted Answer

The change in allele frequency in a population over a number of generations

Question 9

According to the biological species concept, which of the following is true?

Accepted Answer

Members of a single species have the potential to interbreed in nature and produce fertile offspring

Question 10

Which of the following events is correctly paired to the eon or era in which it took place?

Accepted Answer

Paleozoic era: colonization of land

Question 11

Which of the following is NOT part of the SAR supergroup of protists?

Accepted Answer

Archaeplastida

Question 12

Which of the following statements about Gram positive and Gram negative bacteria is correct?

Accepted Answer

Gram positive bacteria have a thick peptidoglycan cell wall and Gram negative bacteria have less peptidoglycan

Question 13

Which of the following best describes the process of bioremediation in wastewater treatment?

Accepted Answer

Sludge is added to a culture of bacteria to decompose the organic matter

Question 14

Which of the following is the correct way to write a species name according to Linnaean nomenclature?

Accepted Answer

Homo sapiens

Question 15

Which of the following is true about bryophytes?

Accepted Answer

They lack true leaves and roots and lack support for upright growth

Question 16

Which of the following statements regarding the lifecycle of plants is FALSE?

Accepted Answer

Pollen contains the female gametophyte in bryophytes

Question 17

Coal is formed when:

Accepted Answer

Plant material is fossilized

Question 18

Which of the following best describes an exaptation?

Accepted Answer

A structure that evolved for one function and was later adapted for a new use

Question 19

Which of the following is the male reproductive part of a flower?

Accepted Answer

Stamens

Question 20

A scientist finds a bacterium with a rod shape. What is the correct term for this shape?

Accepted Answer

Bacillus

BIOL1010 Midterm Exam Practice Guidance

Study Guide - Practice Questions

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