Which of the following is an example of osmosis?A. Cigarette smoke spreads in the airB. Carbon dioxide entering the stomata of leavesC. Absorption of water by plant rootsE. Oxygen diffusing out of the stomata of leaves
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Which of the following is an example of osmosis?
A. Cigarette smoke spreads in the air
B. Carbon dioxide entering the stomata of leaves
C. Absorption of water by plant roots
E. Oxygen diffusing out of the stomata of leaves
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- Which of the following describes what happens in the ROOT HAIR cells? Mineral lons Water pass into the passes into Plant loses plant the plant water by through through transpiration active osmosis transport A Yes Yes No В Yes Yes Yes C Yes No Yes D No Yes YesWhich one of the following statement is wrong? Options Water is absorbed mainly by unicellular root hairs Cellulosic cell wall is a semi permeable membrane Pure water has maximum diffusic pressure Facilitated diffusion requires special membrane proteinsSubmerging a plant cell in distilled water will result in lysis of the cell membrane bursting of the cell membrane plasmolysis of the cell the cell becoming turgid the cell becoming flaccid
- Sieve plates have the function of: O a. Attaching 1 cell to the next. O b. Preventing water from escaping from a cell. Oc. Allowing cytoplasm to pass from 1 cell to the next. Od. Strengthening the wall of the cell to support the plant. Oe. Holding chloroplasts in position inside the cell.The diagram below shows the three pathways for water and ion entry into root cells. Identify which correspond to each image (A, B and C) and give the reasons for such identification. O vacuole cytoplasm cellular wall desmosomes water transport A water transport B water transport CWhat are ways in which plants accomplish tissue-level transport?a. transmembrane transport of solutes from one cell to anotherb. symplastic transport of materials from one cell to another viaplasmodesmatac. apoplastic transport of water and dissolved solutes through cell wallsand intercellular spacesd. All of the above are used for tissue-level transport.e. None of the above are used for tissue-level transport.
- A biologist observed a plant cel ina drop of water and ilustrated it as Diagram A. She added 10% salt solution to the slide, observed the cell, and strated as Diagram B. Due to osmosis, the change in the appearance of the cell resulted from more: Wacuole Coplasm B O more salt flowing out of the cell than into the cel. O more salt flowing into the cel than out of the cel. O more water flowing out of the cell than into the cell. O more water flowing into the cell than out of the cell. 15 16 1718 19 20 21 22 23 24 Next Support | Schoology Blog | PRIVACY POLICYI Terms of Use ent-delivery/start/3270652045?action=onresume&submissionld=247318926#Which of the following statements is incorrect? a. Pigments absorb light of certain wavelengths only. b. Many accessory pigments are multipurpose molecules. c. Chlorophyll a is green because it absorbs green light.What is true about osmosis? Select one: a. it is passive movement of water across a membrane b. it is an active process c. it must require special proteins d. it is the driving force for water movement from the root to the shoot e. it involves movement of water toward its highest concentration
- A botanist has been examining three plants, measuring the amount of acid in their cells and examining sections of their leaves under the microscope. Numbers in the table are in relative units. Plant Acid, day Acid, night Has wreath anatomy? FADH2 Ethanol A 20 250 No 0 50 B 10 10 No 100 1 C 200 10 Yes 100 1 For part A, they want to know which plant is a C3, C4, or CAM plant. Then, use this info to identify which plant is from Florida, Minnesota, or the desert.What is likely to happen to a plant cell that is placed in pure water? it becomes flaccid it bursts it becomes turgid it undergoes plasmolysisA certain seaweed plant is found in estuaries. At high tide, the plant is exposed to sea water; at low tide, the plant is exposed to brackish water (less salty water). The concentrations of some dissolved materials remain virtually constant in the cells of the seaweed.