How Plant Parts Work

Question 1

Lena planted a sunflower seed in a garden bed. After a few days a green shoot broke through the soil, but the flower looks droopy. Which explanation best shows why the part of the plant that stays underground is important for the sunflower to grow tall?

Accepted Answer

The underground part soaks up water and nutrients from the dirt, and the stem carries them to the leaves where food is made, helping the plant grow taller.

Answer

The underground part holds the plant steady so wind can’t push it over, which lets the flower stay upright.

Answer

The underground part catches sunlight and changes it into sugar for the plant.

Answer

The underground part stores extra seeds that will grow into new plants later.

Question 2

In a flowering plant, which part is mainly responsible for using sunlight to make food for the plant?

Accepted Answer

leaves

Answer

flowers

Answer

roots

Answer

stem

Question 3

Which statement correctly describes the function of the leaves of a flowering plant?

Accepted Answer

Leaves use sunlight to make food for the plant.

Answer

Leaves produce seeds and help the plant reproduce.

Answer

Leaves absorb water and minerals from the soil.

Answer

Leaves transport water and food throughout the plant.

Try three questions

Lena planted a sunflower seed in a garden bed. After a few days a green shoot broke through the soil, but the flower looks droopy. Which explanation best shows why the part of the plant that stays underground is important for the sunflower to grow tall?

In a flowering plant, which part is mainly responsible for using sunlight to make food for the plant?

Which statement correctly describes the function of the leaves of a flowering plant?

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