Answer:
I'm glad you asked!
Explanation:
Damselfish:It eats macroalgae,which is a consumer but not a primary consumer.No
Tiger Shark:It eats a manta ray which is a tertiary consumer.So No
Manta Ray:It eats a zooplankton which is a primary consumer.So Yes
Convict Bang:It eats macroalgae,which is a consumer but not a primary consumer.No
Cephalopoda
Explanation:
Cephalopods are commonly known as inkfishes.
But cephalopods are not at all fishes. They are molluscs.
They belong to Class Cephalopoda of phylum Mollusca.
Like other molluscs, these are also soft bodied, but have a series of tentacles that actually developed from theprimitive foot.
Cephalopods have a well developed nervous system and have large bulging eyes.
Examples of cephalopods are, octopus, giant squid etc.
Considering all the above characteristics, we can conclude that the predator stated in the question is most likely to belong to the clade cephalopoda.
Answer:
D. predicting the age of the plant
Explanation:
stems don't exactly have those powers. but they do give support by holding the plant upright. they do give defensive properties. and they do increase the amount of sun exposure (like with sunflowers). but they don't predict anything.
Answer:
C. Use of a semi permeable membrane.
Explanation:
This techniques improves water taste and odour. It also helps to remove contaminant from water and also impurities. it is effective and safe to use and the system is fully automated and it works as a filtration technique.
Answer: It helps in the removal of abnormal heart rhythm
Explanation:
The AHA's chain or survival includes many steps in it. This is required to save the life of a person in emergency conditions.
One of the main step in AHA's chain of survival includes Rapid defibrillation which is given to a person after CPR.
This condition eliminated the abnormal cardiac rhythm. Electric shocks are given by the medical team so as to treat the emergency conditions like heart attack, cardiac arrest, et cetera.