Sec 2 – ch 1: Nutrition and digestion in living organisms
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Lecture 111 Topics|3 Quizzes
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introduction to nutrition in living organisms
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Root hair
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Mechanisms of absorption (orientation)
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Absorption of water
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Support class: Concentration, diffusion & osmosis
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Micro and macro nutrients in plants
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Absorption of mineral salts
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Guide answer of the homework-Lecture 1
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Guide answer of EKB-Lecture 1
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Essay guide answer – Lecture 1
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Summary lecture 1
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introduction to nutrition in living organisms
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Question 1 of 21
1. Question
Which one of the following root hairs has the greatest ability to absorb water from the soil?
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Question 2 of 21
2. Question
Which one of the following elements is least used by the plant?
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Question 3 of 21
3. Question
If you know that ascaris worms can live and feed inside the human small intestine. So, these organisms are ……….
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Question 4 of 21
4. Question
- In the opposite figure:
- 1.The sodium ions move from (A) to (B) by ……………
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Question 5 of 21
5. Question
- In the opposite figure:
- 2.the molecules of water move from (B) to (A) by ……
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Question 6 of 21
6. Question
the lost root hairs are regenerated from the ………..of the root
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Question 7 of 21
7. Question
Which one of the following food substances have the ability to pass through the plasma membranes of cells?
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Question 8 of 21
8. Question
From the opposite figure, which of the following cells need(s) ATP molecules to transfer the molecules to it ?
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Question 9 of 21
9. Question
Which of the following use photosynthesis process to produce their food?
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Question 10 of 21
10. Question
The cells of epidermis in a plant are permeable, due to the presence of ………substance
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Question 11 of 21
11. Question
In the opposite figure, an amount of starch solution (10%) concentration is put in the right side and another equal amount of starch solution (6%) concentration is put in the left side what do you expect to happen after passing time?
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Question 12 of 21
12. Question
The process by which the water transfers through the sap vacuole in the cell is ……….
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Question 13 of 21
13. Question
All the following are similar in the mode of nutrition, except ………..
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Question 14 of 21
14. Question
Heterotrophs are characterized by all the following, except that they…………..
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Question 15 of 21
15. Question
Root hair cell is characterized by the ……..from the other normal plant cells
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Question 16 of 21
16. Question
Which one of the following elements is needed by the plant for protein synthesis ?
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Question 17 of 21
17. Question
A plant cell was put in a solution, then it takes up water from this solution by osmosis phenomenon.
Which of the following represents the concentration of the cellular sap in each of the cell and the solution respectively ?
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Question 18 of 21
18. Question
The opposite figure represents 4 cells that have different concentrations of sugar, the water moves by osmosis from ………..
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Question 19 of 21
19. Question
•The main element enters in the structure of Nicotinamide adenine dinucleotide phosphate (NADP) isCorrectIncorrect -
Question 20 of 21
20. Question
•Which of the following is not a kind of reaction which needs or includes enzymesCorrectIncorrect -
Question 21 of 21
21. Question
•The……. Property takes place when Soaking dried fruit in waterCorrectIncorrect