Earthworm Survival and Importance

The video tutorial provides an in-depth look at earthworms, covering their anatomy, habitat, diet, and digestion. It highlights their role in the environment, such as soil aeration and nutrient recycling. The tutorial also shares interesting facts, like their ability to regenerate and their unique circulatory system. The importance of earthworms in maintaining soil health and the threats they face from chemicals and habitat destruction are discussed. The video concludes with a review of key points and encourages further learning through additional resources.

What helps earthworms move through the soil?

• Their sharp teeth

• Their wings

• Their long legs

• Tiny bristles called sete

Why do earthworms come to the surface after it rains?

• To escape predators

• To find food

• Because the wet ground makes it easier to move

• To enjoy the sunlight

What is the primary component of an earthworm's diet?

• Fresh fruits

• Dead leaves and organic matter

• Insects

• Small animals

What organ do earthworms use to grind up their food?

• Liver

• Stomach

• Teeth

• Gizzard

How many pairs of hearts do earthworms have?

• Ten

• Three

• Two

• Five

What ability helps earthworms survive if they get injured?

• Flying

• Swimming

• Camouflage

• Regenerating body parts

How do earthworms sense light and darkness?

• With their antennae

• With their ears

• With special cells in their skin

• With their eyes

Why are earthworms important for the environment?

• They help keep the soil healthy

• They produce oxygen

• They provide food for birds

• They eat harmful insects

What is a threat to earthworm populations?

• Lack of food

• Excessive rainfall

• Pesticides and chemicals

• Too much sunlight

What process do earthworms contribute to that benefits gardens?

• Vermicomposting

• Seed dispersal

• Pollination

• Photosynthesis