Question

1.
Pollination by birds is known as
2.
and
are useful to plants and farme
3.
Dengue is caused by
4.
is observed as world water day
5.
Iron deficiency disesase ...​

Answer 1

Explanation:

1. "Ornithophily."

2. Sunlight and water

3. Dengue virus disease (dengue fever, or 'dengue') is a viral disease spread by mosquitoes in many tropical and subtropical parts of the world including Africa, Asia, South America and occasionally, some parts of northern Queensland.

4.focuses on the importance of freshwater.

5. Iron deficiency is a common cause of too few healthy red blood cells in the body (anaemia). In a pregnant woman, iron deficiency puts the baby at risk of developmental delays.