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15
×
During photosynthesis, plants use sunlight, ________, and carbon dioxide to produce food.
water
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15
×
When a leaf is tested with iodine and turns blue-black, it shows that the leaf has ________ from photosynthesis.
Starch
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15
×
Photosynthesis is the process by which _______ make their own food using sunlight.
Plant
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15
×
The green pigment in the leaf that helps in photosynthesis is called ________.
Chlorophyll
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15
×
To test a leaf for starch, you need to boil it, soak it in alcohol, and then add ________.
Iodine
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15
×
The leaf turns ________ if it does not contain starch after the iodine test.
Yellow
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15
×
After boiling, the leaf is soaked in ________ to remove the green chlorophyll.
Alcohol
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15
×
To test for starch in a leaf, we use a solution of ________.
Iodine
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×
lifesaver
Give 25 points!
Oops!
×
shark
Other team loses 10 points!
Okay!
×
gift
Win 10 points!
Okay!
×
baam
Lose 25 points!
Oops!
15
×
Before testing the leaf with iodine, we first need to ________ it in boiling water to soften it.
Boil
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15
×
The substance that plants produce as food during photosynthesis is called ________.
Starch
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Check
Okay!
Check
×
lifesaver
Give 15 points!
Oops!
×
gift
Win 25 points!
Okay!
×
shark
Other team loses 20 points!
Okay!
×
banana
Go to last place!
Oops!
15
×
The iodine solution turns ________ when it comes into contact with starch.
Blue
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Check
Okay!
Check
×
thief
Give points!
5
10
15
20
25
×
magnet
Take 10 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
The process that plants use to make food is called ________.
Photosynthesis
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Check
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Check
15
×
The role of chlorophyll in photosynthesis is to absorb ___________.
Sunlight
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Okay!
Check
×
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