State whether the following statements are true or false. Justify your statement. [5 MARKS] (1) During heavy exercise, the breathing rate of a person slows down. (2) Plants carry out photosynthesis only during the day and respiration only at night. (3) Frogs breathe through their skin as well as their lungs. (4) At high altitudes, the lower air pressure makes it more difficult for oxygen to enter our respiratory systems. (5) Glucose breaks down into lactic acid in the absence of oxygen.

State whether the following statements are true or false. Justify your

1.	State whether the following statements are true or false. Justify your statement. [5 MARKS] (1) During heavy exercise, the breathing rate of a person slows down. (2) Plants carry out photosynthesis only during the day and respiration only at night. (3) Frogs breathe through their skin as well as their lungs. (4) At high altitudes, the lower air pressure makes it more difficult for oxygen to enter our respiratory systems. (5) Glucose breaks down into lactic acid in the absence of oxygen.
Answer» State whether the following statements are true or false. Justify your statement. [5 MARKS] (1) During heavy exercise, the breathing rate of a person slows down. (2) Plants carry out photosynthesis only during the day and respiration only at night. (3) Frogs breathe through their skin as well as their lungs. (4) At high altitudes, the lower air pressure makes it more difficult for oxygen to enter our respiratory systems. (5) Glucose breaks down into lactic acid in the absence of oxygen.