The by-products of photosynthesis are

1. carbon dioxide, water and 38 ATP molecules.
2. carbon dioxide, ethyl alcohol and 2 ATP molecules.
3. oxygen and glucose.
4. carbon dioxide and glucose.

How many ATP molecules are produced by the oxidation of 2 molecules of glucose?

1. 38
2. 76
3. 2
4. 40

Cellular respiration in plants takes place in the

1. chloroplast.
2. endoplasmic reticulum.
3. golgi bodies.
4. mitochondria.

Plants that grow in salty water have specialized roots called

1. pneumatophores.
2. pseudopodia.
3. lenticels.
4. root hairs.