graDe9 science need answers of full paper fast with explanation
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Q. 21) correct answer is animal and plant
Q.22) correct answer is 400mg/lite
Q.23) correct answer is option d
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21. C) Yeast as it is said that the organism lacks nucleus and chlorophyll, also unicellular.
22. D) 1400mg/litre
This is because insulin is released when blood sugar level increases and it is released to act and reduce blood sugar level. Here only 1400g/litre is more than average blood sugar level.
23. B) Their effects are opposite to each other as insulin decreases blood sugar levels, whereas glucagon increases blood sugar levels; induce diabetes.
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