energy enters an ecosystem through photosynthesis. By feeding on plants and on one another, animals play an important role in the movement of the matter/energy though. they also influence the quantity of plant and biomass present. so the anwser is D, secondary consumers to tertiary consumers
Answer:
Option A, a compound that contains carbon atoms bound to other elements
Explanation:
An organic compound is one which has at least one carbon atom that is bonded to several other atoms (may be metallic or non metallic) by a single or double bond is termed as organic compound . The most common atoms with which carbon forms bond are hydrogen, nitrogen,and oxygen.
Some common examples are -
Methane - 
Methanol - 
Hence, option A is correct
Sedimentary Rock Processes. The Law of Original Horizontality was first proposed by Danish geological pioneer Nicholas Steno in the 17th century. The law states that layers of sediment were originally deposited horizontally under the action of gravity.
Answer:
A - Chloroplast (although the arrow looks like it is pointed at the Thylakoid membrane)
B - Vacuole
C - Cell wall
D - Smooth Endoplasmic Reticulum (top) and Rough Endoplasmic Reticulum (down below)
Explanation:
Answer:
New technological inventions ( like wristband trackers, microchip, etcetera ) used by employers to monitor their employees has proven to be a cause for worrying.
These gadgets has the potency of causing a level of discomfort and health problems for the employees who use it (though most times is against their will).
I suggest regulatory bodies, government agencies and stakeholders should review its terms of use.
Also, these devices can fail and night give a result not corresponding or not accurate to the employees physical psychological state. This will end up misleading the employee, and it can lead to employer / employee dispute .
