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secondary 4 | Biology
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Annela
Annela

secondary 4 chevron_right Biology chevron_right Singapore

Can someone explain to me why my answers for qns 38 and 39 are wrong and why the correct answer A for both qns?

Date Posted: 5 years ago
Views: 597
Arnold K H Tan
Arnold K H Tan
5 years ago
Q38 discontinuous variation is for 2 distinct phenotypes. The spots of the female birds are different, but all have spots, so its continuous variation. Discontinuous variation would be presence or absence of spots. Use the same reasoning for the other 2 table columns.
Q39 important carbon sinks are Oceans, forests and glaciers. Carbon sources such as animals do not absorb CO2. Read up on what carbon sources are.

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Keith
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3 answers (Tutor Details)
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Annela
Annela
5 years ago
Thank you