Environment GK

All statements about forests are correct

1. In a forest, trees form the uppermost layer of vegetation.

2. Forests protect the soil from erosion.

3. Forests influence climate, water cycle and air quality.

The following statements below are correct about afforestation.

A. Afforestation could prevent flooding.

B. Afforestation can balance our ecosystem.

1. Plants release water into the air through a process called transpiration.

2. Transpiration is a natural process, by which plants expel water from their bodies in the form of vapor.

3. The process of transpiration takes place through small holes in the leaves, which are called stomata.

3. Transpiration is essential for plants, as it helps keep plants cool and transport nutrients from the roots to the leaves needed to make food.

The correct answer is Bristlecone pines. Bristlecone pines are the oldest non-clonal species on the planet.

Abiotic components are non-living factors in the environment which affect ecosystems like temperature, light, air, soil etc.