Answer:
A.
Explanation:
Animals and trees go hand in hand . They benefit from the all the trees more than we do because majority the trees are their home. For example Blue jay birds live in Beech , oak , and hickory trees because , it encourages them to nest build and leave out unnecessary materials. So, when learning about trees , your most likely going to learn about the animals within.
A dentist's chair works by using a hydraulic system. A large piston presses hydraulic fluid into tubes that vary in size. This piston allows the fluid to move into tubes and create lift.
Answer:
Two main component of Central nervous system are brain and spinal cord.
Brain:
Brain acts as the main coordinating center of the body. The brain is protected in the skull. The brains control the emotions, thought process and learning memory of the organism. The brain interprets the information received by the five different sense organs.
Spinal cord:
The spinal cord is involved in the reflex action of the body. Spinal cord is involved in the somatosensory organization of the body. The motor pathways are originated from the spinal cord. Body's proprioceptive information travels through the spinal cord.
The Tasmanian tiger is extinct (wiped out 3,000 years ago).
The Amur leopard is endangered (only 20-30 remain in the wild).
Western Lowland gorillas are endangered (population is dropping and species is expected to disappear).
The Eastern gemfish is threatened (population hasn't drastically declined and conservation efforts are helping the population slowly recover).
The golden toad is extinct (no frogs have been found in over two decades).