Introduction of Plants

Why are plants are also known a source of energy other than sun?

• They grow with our growth.

• They make us learn the parts of a plant

• They provide us food, materials for our clothing etc.

• All of the above

What is the process by which plants make their own food using sunlight, carbon dioxide, and water?

• Photosynthesis

• Fragmentation

• Transpiration

• Respiration

Which gas is used by plants during photosynthesis?

• Hydrogen

• Nitrogen

• Oxygen

• Carbon dioxide

What is the main function of the roots in a plant?

• Regulating the temperature of the plant

• Absorbing water and nutrients from the soil.

• Providing energy through germination

• Supporting the leaves for sunlight absorption

What is the Shoot System of the plant?

• The part of the plant above the ground

• The part of the plant that makes the food for the plant.

• The part of the plant below the ground.

• The part of the plant that absorves water and nutrients

Write some examples of food which we obtain from roots.

Tap root has a main thick root from which small roots grow.

• True

• False

Animals that eat only plats are called as_________

• Carnivores

• Omnivores

• Herbivores

• All of the above

The flat surface of the leaf is called the___________

• Roots

• Midrib

• Vein

• Lamina

Most leaves appear green because they contain a green substance called