Exploring the World of Plants

Why are plants crucial for human survival?

• They provide entertainment.

• They are used for decoration.

• They offer food, medicine, clothing, and shelter.

• They are a source of pollution.

What is the primary role of plant roots?

• To produce flowers.

• To anchor the plant and absorb water and minerals.

• To attract pollinators.

• To provide shade.

What is the process called where nutrients move from soil to root hairs?

• Photosynthesis

• Osmosis

• Evaporation

• Condensation

Which part of the plant is responsible for support and transporting nutrients?

• Leaves

• Roots

• Flowers

• Stem

What is the main function of leaves in plants?

• To attract insects

• To store water

• To protect the stem

• To perform photosynthesis

What is the byproduct of photosynthesis that is essential for humans?

• Hydrogen

• Carbon dioxide

• Oxygen

• Nitrogen

What is the role of the sepal in a flower?

• To store food

• To protect and support the flower

• To produce seeds

• To attract pollinators

How does pollination typically occur in flowering plants?

• Through root expansion

• Through water absorption

• By insects, wind, or birds

• By photosynthesis

What are the three main parts of a seed?

• Stem, leaves, and roots

• Xylem, phloem, and chlorophyll

• Seed coat, embryo, and stored food

• Flower, fruit, and pollen

What conditions are necessary for seed germination?

• Cold temperatures and low oxygen

• Direct sunlight and dry soil

• Right amount of water, temperature, and oxygen

• High humidity and darkness