Question

Q3. State True or False :

1. Posterior vena cava brings deoxygenated blood from the lower
body.
2. Organisms which excrete urea as excretory product are called
uricotelic.
3. Increased physical activity enhances the rate of breathing.
4. In a plant the roots take in air present in the atmosphere.
5. Condensation of steam is not a chemical change.​

Answer 1

Answer:

true

true

false

false

true

Explanation:

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