The correct option is "D", "<span>The density of seawater".
As you are measuring the</span><span> amount of mass in a volume of water and if we look at the definition of density, it is the mass per unit volume.
D = m/v
where m is the mass of an object and v is the volume.
Thus, d is the correct option.</span>
Answer:
Molluscans are very diverse animals and form an important part of the ecosystem in the world. Snails, octopuses, squids, oysters, clams etc. all belong to Phylum Mollusca.
I hope this helps! Please mark me brainliest!
Reproduction asexually has all of the following major advantages except for C. Genetic variability.
B. Hereditary factors blend together to produce the traits of offspring
The correct answer is C. Trophic level
Explanation:
In biology, a food chain refers to a network that describes the relationship between the organisms in terms of food or the way organisms eat other and can be eaten. Because of this food chain are organized according to different levels that include producer organisms such as plants, herbivore animals such as rabbits, predators that eat other animals such as eagles and decomposers such as certain worms or bacteria. Each of these levels is known as a trophic level and describe the position of each type of organism in the food chain. Additionally, food chain guarantees balance in the ecosystems as it controls the population of species. Thus, the position in the food chain refers to a trophic level.
