Aquatic and Terrestrial Plant Characteristics

The video tutorial covers different types of plants and their adaptations to various environments. Terrestrial plants grow on land and adapt to conditions like hilly areas and deserts. In hilly areas, plants are tall with needle-like leaves, while desert plants conserve water. Aquatic plants are categorized into floating, fixed, and underwater types, each with unique features to thrive in water. Floating plants have spongy bodies, while fixed plants have hollow stems and broad leaves.

What are terrestrial plants?

• Plants that grow in water

• Plants that grow on land

• Plants that grow in deserts

• Plants that grow in the air

Which feature is common in trees found in cold hilly areas?

• Broad leaves

• Short and bushy

• Tall and straight with needle-like leaves

• Flowers instead of cones

Why can only certain plants survive in deserts?

• They have broad leaves

• They grow in sandy soil

• They need very little water

• They require a lot of sunlight

What are aquatic plants?

• Plants that grow in water

• Plants that grow on land

• Plants that grow in the air

• Plants that grow in deserts

Which of the following is NOT a type of aquatic plant?

• Desert plants

• Underwater plants

• Fixed plants

• Floating plants

What characteristic helps floating plants to stay afloat?

• Heavy roots

• Spongy bodies filled with water

• Broad leaves

• Thick stems

Where are the stomata located on floating plants?

• On the roots

• On the lower surface of the leaves

• On the upper surface of the leaves

• On the stems

What helps fixed aquatic plants to get enough sunlight and air?

• Their broad and flat leaves

• Their flowers

• Their hollow stems

• Their roots

Why do fixed aquatic plants have a waxy coating on their leaves?

• To make them heavier

• To absorb more sunlight

• To prevent water from collecting on them

• To attract insects

What is a common feature of fixed aquatic plants that helps them withstand water currents?

• Deep roots

• Rigid stems

• Flexible stems

• Thick leaves