<u>Answer:</u>
The strata of the rainforest that contains giant trees is called the 'Emergent Strata'.
Option: (c)
<u>Explanation:
</u>
- Rainforests are divided into layers based on the height of the trees in the layer.
- The 'emergent layer' is made up of trees that are up to 270 feet tall. It is because of the nectar and other food available on such trees, many birds prefer residing on these trees.
- These trees are generally hardwood trees like Brazil Nut and Kapok.
Answer: B. Metamorphic rocks
Explanation: Metamorphic rocks are those that have undergone changes due to extreme heat and pressure. Thus, the rock, from which it becomes a metamorphic rock, is heated at temperatures above 150-200 ° and exposed to a pressure of 1500 bar. In this way, the structure of the rock is changed, in terms of the arrangement of the atoms, and the result is a change of physical and chemical properties. There are two basic types of metamorphic rocks: foliated and slate. Generally, some of the metamorphic rocks are anthracite, schist, quartzite, marble, etc.
Answer:
Kabihasnan sa lambak ng ilog. ... Ang isang ilog ay nagbibigay sa mga naninirahan ng isang maaasahang mapagkukunan ng tubig para sa pag-inom at agrikultura. Kabilang sa mga karagdagang benepisyo ang pangingisda, mayabong na lupa dahil sa taunang pagbaha, at kadalian ng transportasyon. Ang mga unang mahusay na sibilisasyon, tulad ng mga nasa Mesopotamia at Egypt, ang lahat ay lumaki sa mga lambak ng ilog.
