467 questions and answers in this section
Explain why bees gather nectar by foraging flowers?

Explain why bees gather nectar by foraging flowers?

Bees extract nectar from flowers, a true energy fuel primarily composed of water and natural sugars. This precious resource provides them with the energy essential...

Read full answer

Explain why paper recycling helps preserve forests.

Explain why paper recycling helps preserve forests.

Recycling paper allows for the production of new products without constantly tapping into natural resources, which greatly helps to reduce the demand for virgin wood. Essentially, the...

Read full answer

Explain why koalas do not drink water.

Explain why koalas do not drink water.

The koala is a rather unique animal in terms of hydration; it almost never feels the need to drink water directly. It obtains most of...

Read full answer

Explain why oil spills are so harmful to marine ecosystems.

Explain why oil spills are so harmful to marine ecosystems.

Marine animals are often the first victims during an oil spill. Birds like seagulls and cormorants get their feathers coated, preventing them from flying or...

Read full answer

Explain why bees are essential for the pollination of plants?

Explain why bees are essential for the pollination of plants?

Bees, while foraging, unintentionally transport pollen from flower to flower. This movement allows the plant to produce seeds and fruits: this phenomenon is called pollination. Without bees,...

Read full answer

Explain why bats are essential for maintaining the balance of ecosystems.

Explain why bats are essential for maintaining the balance of ecosystems.

Nectar-feeding bats, which primarily feed on nectar, play the same role as bees but especially at night. They ensure the transport of pollen by visiting...

Read full answer

Explain why dogs constantly sniff when they go for a walk?

Explain why dogs constantly sniff when they go for a walk?

The dog has more than 200 million olfactory receptors in its snout, while humans have only about 5 million. Its brain even has a large...

Read full answer

Explain why bees dance to communicate with their fellow bees?

Explain why bees dance to communicate with their fellow bees?

Bees simply dance because, during their evolution, those that could precisely indicate the location of a food source were more successful. This behavior allowed the...

Read full answer

Explain why the Ancient Egyptians believed in the importance of funeral rites to ensure life after death.

Explain why the Ancient Egyptians believed in the importance of funeral rites to ensure life after death.

For the ancient Egyptians, life on Earth was just a stage: after death, another life began. They imagined the soul as composed of several distinct...

Read full answer

Explain why cats sleep so much in a day?

Explain why cats sleep so much in a day?

Cats spend about 12 to 16 hours a day sleeping, which accounts for nearly two-thirds of their day. This significant need for rest primarily stems...

Read full answer