gk mcq
Autotrophic organisms
1. Depend on other organisms for food
2. Hunt for the food
3. Synthesize their own food
4. Can not synthesize their food
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Photosynthetic activity in green plants has to be tested :
1. early in the morning
2. after keeping the plant in dark for 5-6 hours
3. after exposing the plant to light for 2-3 hours
4. in a day any time
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Iodine can be used to test the presence of :
1. glucose
2. light
3. starch
4. carbon dioxide
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Which of the following is released during photosynthesis?
1. oxygen
2. carbon dioxide
3. light
4. energy
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