NSO Level 1- Science Olympiad (SOF) Class 7: Questions 578 - 580 of 593
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Question number: 578
Appeared in Year: 2012
Question
Match Column – I with Column – II and select the correct option from the codes given below.
List-Ⅰ (Column I) | List-Ⅱ (Column II) |
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(A) Liver | (i) Breaks down proteins into peptides |
(B) Pancreas | (ii) Breaks down starch into sugar |
(C) Intestinal gland | (iii) Breaks down fats |
(D) Salivary gland | (iv) Breaks down peptides into amino acids |
Choices
Choice (4) | Response | |
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a. |
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b. |
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c. |
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d. |
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Question number: 579
» Heat
Appeared in Year: 2012
Question
The temperature shown by a mercury-in-glass thermometer increase. Which of the following is constant?
Choices
Choice (4) | Response | |
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a. | Volume of the mercury |
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b. | Mass of the mercury |
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c. | Internal energy of the mercury |
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d. | Density of the mercury |
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Question number: 580
» Nutrition in Plants and Animals
Appeared in Year: 2012
Question
Garima took a plant and placed it in the dark for 24 hours to de-starch its leaves. After that, she performed an activity as shown here.

Image Shows Plant Placed in the Dark for to Destarch Its Leaves
This diagram shows plant placed in the dark for to de-starch its leaves
(i) She put one leaf (marked as X) in clean plastic bag containing soda lime and another leaf (marked as Y) in a clean plastic bag containing water. The she left the plant in sunlight for 6 hours.
(ii) She took out the leaves and boiled them in alcohol.
(iii) She performed the iodine test on the leaves.
Select the option with correct iodine test results and the conclusions of the activity.
Choices
Choice (4) | Response | |||||||||
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b. |
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c. |
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d. |
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