Phloem mass flow Study guides, Revision notes & Summaries
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WSU Biology 106 Final Exam QUESTIONS AND CORRECT DETAILED ANSWERS
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WSU Biology 106 Final Exam 
QUESTIONS AND CORRECT 
DETAILED ANSWERS 
Three basic plant organs - ANSWER- roots, stems, leaves 
roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in 
ground. 
Stems - ANSWER- Carry substances between roots and leaves; provide support for 
plant; holds leaves up to sunlight 
leaves - ANSWER- The main photosynthetic organs of vascular plants. 
Nodes - ANSWER- the points at which leaves are attached 
internodes - ANSWER- the stem segments bet...
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IB biology past essay questions HL and SL all units and mark scheme 2023 (A+)
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IB biology past essay questions HL and 
SL all units and mark scheme 
2023 (A+) 
Outline what is meant by the trophic level of an organism with three examples from one 
named habitat. (4 max) - Answer-feeding level for an organism in a food chain 
naming of habitat (1 mark) 
naming three trophic levels correctly (1 mark) 
three examples forming a food chain from the named habitat (1 mark) 
2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms 
obtain energy. (6 ma...
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WSU Biology 106 Exam 1 Questions And Aswers
- Exam (elaborations) • 9 pages • 2023
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WSU Biology 106 Exam 1 
Questions And Aswers 
Three basic plant organs - ANSWER- roots, stems, leaves 
roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in 
ground. 
Stems - ANSWER- Carry substances between roots and leaves; provide support for 
plant; holds leaves up to sunlight 
leaves - ANSWER- The main photosynthetic organs of vascular plants. 
Nodes - ANSWER- the points at which leaves are attached 
internodes - ANSWER- the stem segments between nodes 
axillary bud...
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AQA A-Level Biology Paper 1	 Predicted Paper 2023 with marking scheme attached
- Exam (elaborations) • 32 pages • 2023
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AQA A-Level Biology 
Paper 1	 
Predicted Paper 2023 
 
Name …………………………………………………………………… 
Date ………………… 
 
 
2 hours allowed. 
You may use a scientific calculator and a ruler with millimetre measurements. 
 
 
 
 
Grade boundaries 
These are VERY rough guesses! Getting a B on this paper does not guarantee you the same mark in the exam. 
 
 
•	A*	65% 
•	A	55% 
•	B	45% 
•	C	40% 
•	D	35% 
•	E	30% 
 
 
 
 
 
 
 
 
 
 
 
 
...
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Transport in plants - A level AQA Biology Rated A+
- Exam (elaborations) • 3 pages • 2024
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Transport in plants - A level AQA Biology Rated A+ 
Types of tissue 
Xylem tissue and phloem tissue 
What the xylem tissue does 
Transports water and mineral ions in solution. These substances 
move from the roots to the leaves 
What the phloem tissue does 
and down the plant 
Structure of the xylem 
Transports organic substances in a solution (such as sugars) both up 
Very long, tube-like structures that are formed from dead cells (vessel 
elements) joined end to end. there are n...
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BROOKS BIODIVERSITY UNIT 3 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
- Exam (elaborations) • 47 pages • 2024
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1 
BROOKS BIODIVERSITY UNIT 3 EXAM | 
QUESTIONS & ANSWERS (VERIFIED) | 
LATEST UPDATE | GRADED A+ 
Plants Architecture 
Correct Answer: Plant needs 
i. collection & conversion of solar energy -> leaves 
ii. positioning & support of leaves -> stems 
iii. anchorage & absorption -> roots 
iv. transport -> vascular system 
Leaf Structure 
Correct Answer: Epidermis, Mesophyll, and Vein (Vascular Bundle) 
Epidermis contains what? 
Correct Answer: - Cuticle 
- Guard cells with Stomata 
...
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WSU Biology 106 Final Exam QUESTIONS AND CORRECT DETAILED ANSWERS
- Exam (elaborations) • 34 pages • 2024
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- £10.93
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WSU Biology 106 Final Exam 
QUESTIONS AND CORRECT 
DETAILED ANSWERS 
Three basic plant organs - ANSWER- roots, stems, leaves 
roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in 
ground. 
Stems - ANSWER- Carry substances between roots and leaves; provide support for 
plant; holds leaves up to sunlight 
leaves - ANSWER- The main photosynthetic organs of vascular plants. 
Nodes - ANSWER- the points at which leaves are attached 
internodes - ANSWER- the stem segments betwee...
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WSU Biology 106 Exam 1 Questions And Aswers
- Exam (elaborations) • 9 pages • 2024
- Available in package deal
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- £9.71
- + learn more
WSU Biology 106 Exam 1 
Questions And Aswers 
Three basic plant organs - ANSWER- roots, stems, leaves 
roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in 
ground. 
Stems - ANSWER- Carry substances between roots and leaves; provide support for 
plant; holds leaves up to sunlight 
leaves - ANSWER- The main photosynthetic organs of vascular plants. 
Nodes - ANSWER- the points at which leaves are attached 
internodes - ANSWER- the stem segments between nodes 
axillary bud...
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Informatics Nursing Chapter 36 Homework 24 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 3 pages • 2024
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Informatics Nursing Chapter 36 Homework 24 Questions with Verified Answers 
 
Transpiration is driven by - CORRECT ANSWER evaporation caused by the lower water vapor pressure outside the leaf relative to inside the leaf. 
 
Water potential is the sum of ________ ________, which is the pressure of water against the cell wall, and ________ ________, which is the effect of solutes on water. - CORRECT ANSWER pressure potential; solute potential 
 
Pressure _________ water potential but solutes _____...
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AQA A LEVEL BIOLOGY Paper 1 2024
- Exam (elaborations) • 13 pages • 2024
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AQA A LEVEL BIOLOGY Paper 1 2024 
 
 
 
What is the function of the cell membrane? - ANS To control what enters and leaves the cell, acts as a barrier between the cell and its environment. 
 
What structural feature of the cell membrane allows substances to enter/leave? - ANS Partially permeable 
 
What is the fluid mosaic model? - ANS States that a membrane is a fluid structure (because phospholipids are constantly moving) with a "mosaic" of various proteins embedded in it 
 
Describe t...
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