BIO 106 Exam 1 WSU Questions and Answers well Explained Latest 2024/2025 Update 100% Correct.
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Course
BIO 106 WSU
Institution
BIO 106 WSU
Which of the following statements is correct with respect to 'Osmosis'? - It is the movement of
solvent molecules through a semi-permeable membrane into a region of higher solute concentration
What is the difference between 'heartwood' and 'sapwood'? - In contrast to sapwood, heartwood
has lost ...
BIO 106 Exam 1 WSU
Which of the following statements is correct with respect to 'Osmosis'? - It is the movement of
solvent molecules through a semi-permeable membrane into a region of higher solute concentration
What is the difference between 'heartwood' and 'sapwood'? - In contrast to sapwood, heartwood
has lost its ability to transport water and minerals.
.
Which of the following statements is most likely to be true? - Water flows into the direction of the
lowest water potential.
Plasmolysis is a cellular loss of water. How can a cell potentially prevent this? - Increasing the
cytoplasmic solute concentration
What is correct about stomata movement control? Pick the Best. - Two of the above.
Which tissue will an aphid quite specifically try to suck on? - Phloem
The water potential in the root of a plant is higher (more positive) than that in the soil. Where does the
water move to preferentially? - To the soil
Which of the following approaches is likely most successful in preventing soil erosion? - Farming
using contour tillage
Which statements is true about nitrate (NO3-)? - Nitrate uptake in plants is an independent
process that results in a proton gradient.
What are the three main tissues in a plant? - Dermal, vascular, ground tissue
Which of the following roots is developed in response to low oxygen? - Pneumatophores
, What is a likely reason that tropical trees develop buttress roots? - They provide the trees with
additional stability support
Roots gain length primarily through... - elongation growth
Leaves are normally photosynthetically active. As a consequence they... - Show a net uptake of
carbon dioxide.
Which of the following statements is correct about Rhizobia? - They are able to generate
ammonia from atmospheric nitrogen
Lateral meristems? - Are responsible for secondary growth.
What would you normally not find in the root? - Trichomes
Xylem Sap mainly contains... - water and minerals
What does the majority of the dry weight of a plant body contains, and where does it come from? -
Carbon and air
.
Which of the following processes likely depends on the activity of a proton pump? - Two of the
above:
Sugar uptake
Uptake of Nitrate
If you add 2g of sugar to water, what do you think is happening to the water potential? - It will
become more negative.
Ion allocation from the soil into the vascular system... - Requires most likely high levels of ATP.
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