Flower Structures

How do needles help plants survive?

• They play a role in capturing food.

• They play a role in photosynthesis.

• They play a defensive role.

Tags

NGSS.MS-LS1-6

The leaves of a plant absorb sunlight. This allows the plant to go through photosynthesis. Photosynthesis is the process by which plants convert sunlight into chemical energy for food. A plant with wide, large leaves can absorb more sunlight than a plant with smaller, thinner leaves. A plant with larger leaves generally can survive better in areas with ________________.

• more sunglight

• less sunlight

• more water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Cacti have thick stems and can grow very tall. What purpose does the stem serve the cactus in the desert?

• It stores water

• It helps balance the cactus.

• It makes the cactus look pretty

Tags

NGSS.MS-LS1-5

Why are flowers an important part of flowering plants' life cycles? (Hint: Think of the stamen and pistil).

• They take in water.

• They contain their reproductive parts.

• They hold plants in the ground.

Tags

NGSS.MS-LS1-4

Some plants have a long central root, called a taproot, while others have a fibrous root system. Both types of root systems are shown below. Which of these is LIKELY a benefit for a plant that has taproot?

• Taproots provide better anchoring for plants.

• Taproots use more energy output from the plant.

• Taproots generally have many small roots that branch off.

Sunflower seeds are the result of pollination and the product of reproduction. There would be no seeds without the formation of which plant organ first?

• stem

• leaf

• flower

Tags

NGSS.MS-LS1-4

Plants are like living factories. They make their own food using sunlight, water, and carbon dioxide. What plant parts are responsible for photosynthesis?

• roots and stem

• leaves and flowers

• thorns and needles

Tags

NGSS.MS-LS1-6

What organ gives our body the sense of touch, protects it, and helps keep it at just the right temperature?

• heart

• liver

• eye

• skin

How do the thorns on a rose bush help it to survive?

• They play a defensive role.

• They help make them easier to be picked.

• They attract insects.

Tags

NGSS.MS-LS4-4

Which answer below is NOT a function of a plant's roots to help it survive in its environment?

• Roots help anchor the plant into the ground

• Roots collect nutrients from the soil

• Roots hold water for the plant

• Roots collect sunlight for photosynthesis.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3