Question 1

Which of the following best describes the main difference between the reproductive structures of gymnosperms and angiosperms?

Accepted Answer

Gymnosperms produce seeds in cones, while angiosperms produce seeds enclosed within fruits.

Question 2

A student observes a plant slide under the microscope and notes the presence of vascular bundles scattered throughout the stem cross-section. Which type of plant is this most likely to be?

Accepted Answer

A monocot angiosperm

Question 3

Which of the following structures is unique to ferns among the plant groups discussed?

Accepted Answer

Sori on the underside of fronds

Question 4

A slide shows a filamentous organism with chloroplasts and no obvious means of locomotion. Which group does this organism most likely belong to?

Accepted Answer

Algae (protist)

Question 5

Which of the following equations correctly represents the process of photosynthesis, which occurs in algae and plants?

Accepted Answer

$$6\ \mathrm{CO}_2 + 6\ \mathrm{H}_2\mathrm{O} \rightarrow \mathrm{C}_6\mathrm{H}_{12}\mathrm{O}_6 + 6\ \mathrm{O}_2$$

Question 6

Which of the following is a distinguishing feature of the moss life cycle compared to ferns and seed plants?

Accepted Answer

The dominant generation is the gametophyte.

Question 7

A student is asked to distinguish between a root and a stem cross-section under the microscope. Which feature would best help them identify a root?

Accepted Answer

The presence of a central vascular cylinder (stele)

Question 8

Which of the following correctly matches a fungal phylum with a representative genus discussed in lab?

Accepted Answer

Zygomycota – Rhizopus

Question 9

Which of the following floral organs is responsible for producing pollen in angiosperms?

Accepted Answer

Anther

Question 10

A botanist finds a plant with needle-like leaves and both male and female cones on the same individual. To which group does this plant most likely belong?

Accepted Answer

Gymnosperms

Question 11

Which of the following best explains why Sphagnum moss (the special moss discussed in lab) is ecologically significant?

Accepted Answer

It can absorb and retain large amounts of water, influencing wetland ecosystems.

Question 12

Which of the following is a key difference between protozoa and algae among the protists?

Accepted Answer

Algae are primarily autotrophic, while protozoa are primarily heterotrophic.

Question 13

A student observes a cross-section of a plant organ with vascular bundles arranged in a ring. Which type of plant and organ is this most likely to be?

Accepted Answer

Eudicot stem

Question 14

Which of the following best describes the function of the fungal structure known as a sporangium?

Accepted Answer

It produces and releases spores for reproduction.

Question 15

Which of the following is a correct sequence of floral organs from the outside to the inside of a typical angiosperm flower?

Accepted Answer

Sepals, petals, stamens, carpels

Question 16

Which of the following best explains why ferns are considered vascular plants?

Accepted Answer

They possess xylem and phloem for transport of water and nutrients.

Question 17

A student is given a slide of Penicillium and asked to identify its phylum. Which is the correct answer?

Accepted Answer

Ascomycota

Question 18

Which of the following best describes the main function of the cuticle in land plants?

Accepted Answer

It reduces water loss by forming a protective barrier.

Question 19

Which of the following is a real-world application of fungi from the genus Penicillium?

Accepted Answer

Production of antibiotics such as penicillin

Question 20

Which of the following best explains why monocot and eudicot roots can be distinguished under the microscope?

Accepted Answer

Monocot roots have a ring of vascular tissue, while eudicot roots have a central core of xylem.

BIO 1272 Lab Exam 2: Study Notes on Protists, Plants, and Fungi

Study Guide - Practice Questions

Study Guide - Flashcards