Life in Water

Adaptations are necessary to survive different conditions.

• True

• False

Three types of Aquatic plants are- emerging, floating and submerged

• creepers, roots and stems

• emerging, floating and submerged

• Vines, grapes and submerged

• emergent, floating and creepers

Aquatic mammals that have blowholes are

• Crocodiles

• Lizards

• Dolphins and whales

• Salamanders

Mosquitoes breed in stagnant water but move away to sea water.

• True

• False

Living things without spinal cord

• vertebrates

• invertebrates

• Mammals

• Birds

Organisms that live on other organisms and derive their food from their bodies

• Dragon flies

• parasites

• Water beetle

• Mosquito

Mouth of the mosquito

• webbed feet

• proboscis

Their roots are fixed to the floor of the water body. Leaves and flowers are on the surface of water. What are these?

• Water lily and Lotus

• Hyacinths

• Eelgrass

• Hydrilla

Which of these is a submerged plant?

• 
• 
• 
• 

The adaptations of floating plants include

• Storky stems and big leaves

• Thin bodies

• Scaly leaves

• Spongy stems, Flat leaves, small and light weight