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Question 18N.1.HL.TZ0.22

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.HL.TZ0.22
Level HL Paper 1 Time zone TZ0
Command term Deduce Question number 22 Adapted from N/A
22.
[Maximum mark: 1]
18N.1.HL.TZ0.22

How are villi, alveoli and nephrons similar?

A.  They are internal organs.

B.  They provide large surface areas for molecular exchange.

C.  They secrete hormones.

D.  They have a role in excretion.

[1]

Markscheme

B

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