Question

2:12- Fill in the blanks,
i) Animals living in water use
ii) Phenolphthalein is a
iii) Motion along curved path is called
oxygen for respiration.
indicator.
motion.​

Answer 1

Answer:

1) gills

2) chemical compound

3) curvilinear motion

Answer 2

Answer:

1. Animals living in water use gills for taking oxygen for respiration

2. phenolphthalein is a Chemical indicator

3. motion motion along curved path is called non uniform motion.

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