Biology 109-Exam 2-Final Review
2024/2025 Exam Questions and Verified
Answers | Already Graded A+
The driving force that pushes the root tip through the soil is due primarily to
- 🧠ANSWER ✔✔Elongation of cells behind the root apical meristem
Which of the following statements about xylem is incorrect? - 🧠ANSWER
✔✔It conducts materials in both directions.
Apical dominance can be removed by - 🧠ANSWER ✔✔Pruning the
branches with an electric trimmer
Absorption of water and minerals by a plant occurs primarily via the? -
🧠ANSWER ✔✔Root hairs
According to the ABC model of floral development, a flower with multiple
carpels and stamen but no sepals or petals must lack a functional -
🧠ANSWER ✔✔A genes
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, A molecule that is transported within a plant from the root cortex to the
stele stays within the cell cytoplasm the entire distance. Which pathway
does this molecule use for transport? - 🧠ANSWER ✔✔Symplastic route
What is typically the result of double fertilization in angiosperms? -
🧠ANSWER ✔✔Both a diploid embryo and triploid endosperm are formed.
Within the female gametophyte, three mitotic divisions of the megaspore
produce? - 🧠ANSWER ✔✔Three antipoda cells, two polar nuclei, one egg,
and two synergids.
If the guard cells and surrounding epidermal cells in a plant are deficient in
potassium ions, all of the following would occur exept - 🧠ANSWER ✔✔Leaf
temperature would decrease.
The value for (trident symbol) in root tissue was found to be -0.30 MPa. If
you take the root tissue and place it in a 0.1 M solution of sucrose (trident
symbol=-0.23) net water flow would - 🧠ANSWER ✔✔Be from the sucrose
solution into the tissue.
Where does meiosis occur in flowering plants? - 🧠ANSWER
✔✔Megasporocyte and Microsporocyte
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
2024/2025 Exam Questions and Verified
Answers | Already Graded A+
The driving force that pushes the root tip through the soil is due primarily to
- 🧠ANSWER ✔✔Elongation of cells behind the root apical meristem
Which of the following statements about xylem is incorrect? - 🧠ANSWER
✔✔It conducts materials in both directions.
Apical dominance can be removed by - 🧠ANSWER ✔✔Pruning the
branches with an electric trimmer
Absorption of water and minerals by a plant occurs primarily via the? -
🧠ANSWER ✔✔Root hairs
According to the ABC model of floral development, a flower with multiple
carpels and stamen but no sepals or petals must lack a functional -
🧠ANSWER ✔✔A genes
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, A molecule that is transported within a plant from the root cortex to the
stele stays within the cell cytoplasm the entire distance. Which pathway
does this molecule use for transport? - 🧠ANSWER ✔✔Symplastic route
What is typically the result of double fertilization in angiosperms? -
🧠ANSWER ✔✔Both a diploid embryo and triploid endosperm are formed.
Within the female gametophyte, three mitotic divisions of the megaspore
produce? - 🧠ANSWER ✔✔Three antipoda cells, two polar nuclei, one egg,
and two synergids.
If the guard cells and surrounding epidermal cells in a plant are deficient in
potassium ions, all of the following would occur exept - 🧠ANSWER ✔✔Leaf
temperature would decrease.
The value for (trident symbol) in root tissue was found to be -0.30 MPa. If
you take the root tissue and place it in a 0.1 M solution of sucrose (trident
symbol=-0.23) net water flow would - 🧠ANSWER ✔✔Be from the sucrose
solution into the tissue.
Where does meiosis occur in flowering plants? - 🧠ANSWER
✔✔Megasporocyte and Microsporocyte
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
