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BIO Game Grad 7
Test Description: Grade 7 bio
Instructions: Answer all questions to get your test result.
1) Distilled water:
A
b) Does not contain mineral salts.
B
a) Contains mineral salts.
C
c) Is the same as sea water.
2) Potassium hydroxide
A
b) Releases carbon dioxide to the medium
B
a) Absorbs Carbon dioxide from the Medium
C
c) Has no effect on the medium.
3) A nutritive solution should supply green plants with:
A
a) Water only
B
b) Water and mineral salts
C
c) Light and mineral salts
4) A green plant does not grow normally:
A
c) It is deprived of all the above conditions.
B
a) Ifit is deprived of Water and Light.
C
b) It is deprived of carbon dioxide and mineral salts.
5) A green plant naturally needs:
A
a) Light and carbon dioxide
B
c) All answers are correct
C
b) Water and mineral salts
6) Which of the following statements represent a summary of the lesson?
A
a) Plant needs water and carbon dioxide to grow.
B
c) None Chlorophyllic plants need water, light, carbon dioxide and mineral salts to grow.
C
b) Green plants need water, light, carbon dioxide and mineral salts to grow.
7) Calcium nitrate and potassium nitrate are :
A
mineral salts
B
May present in a nutritive solution
C
Both Answers are correct
8) The green plants got Carbon doixide from:
A
water
B
Both Answers are correct
C
air
9) A green plant placed in darkness is watered with nutritive solution :
A
Both Answers are correct
B
has an abnormal growth
C
grows normally
10) Chlorophyllic plants:
A
none of the above
B
Green plants
C
are non green plants
*select an answer for all questions
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