True or false about life processes

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Chlorophyll is needed for photosynthesis.

2. Statement is true

   No

   Statement

   Gas exchange happens only in leaves.

3. Statement is true

   Yes

   Statement

   The stomach releases hydrochloric acid.

4. Statement is true

   No

   Statement

   Aerobic respiration gives less energy.

5. Statement is true

   Yes

   Statement

   Lactic acid build-up causes cramps.

6. Statement is true

   No

   Statement

   Yeast ferments using oxygen.

Instructions

Decide whether each statement is true or false.

Explanation