Fill in each blank with the correct word from the lesson.

1. As a bonus, they release _______ — the very air we breathe.
2. Remember — _______ need four things to grow: sunlight, water, air, and soil.
3. This amazing process is called _______.
4. They take in sunlight, absorb water from the roots, and pull in _______ from the air.
5. Roots grow deep underground — they anchor the plant so it doesn't fall over, and they absorb water and _______s from the soil.

Choose the best option for each question.

1. What do plant roots do?
   a) Make foodb) Drink water and anchor the plantc) Catch sunlightd) Make seeds
2. What do plants make in their leaves?
   a) Waterb) Oxygen onlyc) Food (glucose) using sunlightd) Seeds
3. What gas do plants give out during photosynthesis?
   a) Carbon dioxideb) Nitrogenc) Oxygend) Hydrogen

Write T for True or F for False in the brackets.

1. Drink water and anchor the plant is one of the key concepts in the lesson on How Plants Grow.
2. Make food is the main topic of this lesson.
3. Food (glucose) using sunlight is one of the key concepts in the lesson on How Plants Grow.
4. Water is the main topic of this lesson.

1. In your own words, explain what How Plants Grow means.
2. List two things you learned from this lesson on How Plants Grow.