IGCSE Biology Paper-1: Specimen Questions with Answers 34 - 36 of 208
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Question 34
Question
MCQ▾The structures shown a plant tissue? Which type of plant tissue it is?
Choices
Choice (4) | |
---|---|
a. | permanent tissue |
b. | meristemetic tissue |
c. | connective tissue |
d. | isolated tissue. |
Answer
b.Explanation
A meristem is the tissue in plants comprising identical cells, found the area of plant where growth occur.
Question 35
Question
MCQ▾This graph is showing the effect of pollution on the amount of oxygen dissolved in water, then estimate the level of pollution in a, b and c.
Choices
Choice (4) | |
---|---|
a. | A-Mild Pollution, B- Average Pollution and C- High pollution |
b. | A-Average pollution B-High Pollution and C-Mild pollution |
c. | A high pollution B-Mild pollution C- Average pollution |
d. | A-High pollution B- Average pollution and C-Mild pollution |
Answer
a.Explanation
In above graph due to high level of dissolved oxygen in part ‘a’ there will be mild pollution and lowest level of dissolved oxygen in part ‘c’ . So, there will be high pollution level.
Question 36
Question
MCQ▾What is the example of decomposers?
Choices
Choice (4) | |
---|---|
a. | Fungi |
b. | Photosynthetic Bacteria |
c. | Mammals |
d. | Green plants |
Answer
a.Explanation
Decomposers chemically breakdown dead organic compounds and convert them into simple inorganic substances.