Homework-Lecture 2
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Question 1 of 17
1. Question
•Which of the following movements is found in the mimosa plant ?CorrectIncorrect -
Question 2 of 17
2. Question
•In hydrotropism and root phototropismCorrectIncorrect -
Question 3 of 17
3. Question
The opposite figure illustrates a growing seed of bean plant with a radicle in a horizontal position, where it was placed on a disc rotating vertically around itself in a slow manner for three days, which of the following figures illustrates the shape of radicle after passing the three days ?
CorrectIncorrect -
Question 4 of 17
4. Question
A growing plant is exposed to light from one side for a period of time, which graph represents the growth of the growing tips’ cells that are away from the light, in the stem of this plant ?
CorrectIncorrect -
Question 5 of 17
5. Question
•If you place oat seed horizontally, the auxins in the root cells are…….CorrectIncorrect -
Question 6 of 17
6. Question
The opposite figure illustrates an experiment that is used to prove the effect of light on the growth of three plant seedlings, which of the following figures illustrates the expected result of the response of seedlings after passing several days ?
CorrectIncorrect -
Question 7 of 17
7. Question
•If the pot is inverted as shown in the figure, the stem response will be……….CorrectIncorrect -
Question 8 of 17
8. Question
•Which of the following statements is wrong ?CorrectIncorrect -
Question 9 of 17
9. Question
The opposite figure represents a plant seedling that was placed in a pot that turned on one of its two sides, which of the following figures expresses what happens for the seedling after passing several days ?
CorrectIncorrect -
Question 10 of 17
10. Question
•In each of the phototropism in a vertical position and geotropism in a horizontal position, for the root,CorrectIncorrect -
Question 11 of 17
11. Question
The opposite figure represents a plant seedling fixed on a surface, rotating horizontally and exposed to the light from one side only, then the seedling had been rotated for two days and then left fixed for other two days. Which of the following figures illustrates what would happen to the seedling after passing the four days ?
CorrectIncorrect -
Question 12 of 17
12. Question
•All the following statements are correct, exceptCorrectIncorrect -
Question 13 of 17
13. Question
Which of the following figures represents the auxins distribution in the root’s tip of a plant placed in a horizontal position on an agar disc ?
CorrectIncorrect -
Question 14 of 17
14. Question
•The opposite figure illustrates an experiment that carried out to verify the response of a plant stem to the gravity, which of the following figures shows the control one for this experiment ?CorrectIncorrect -
Question 15 of 17
15. Question
•What do you expect to happen in each of the two figures no. (1) and (2),when these seedlings were placed in the light ?CorrectIncorrect -
Question 16 of 17
16. Question
•In all the following cases, the auxins inhibit the elongation of cells that are away from the stimulus, except in the case ofCorrectIncorrect -
Question 17 of 17
17. Question
•Which of the following statements agrees with the nature of auxins action ?CorrectIncorrect