Q: What type of chemistry is the study of the composition of matter? Read this paragraph and choose the correct option from the provided answers: Analytical chemistry is the study of the composition of matter. It focuses on separating, identifying, and quantifying chemicals in samples of matter. An analytical chemist may use complex instruments to analyze an unknown material in order to determine its various components. Choices: - philosophical - reactive - symbolic - analytical A:
analytical

(Question)
Q: Parasitic leeches feed off of what? Read this paragraph and choose the correct option from the provided answers: Annelids are segmented worms such as earthworms and leeches. Annelids have a coelom, closed circulatory system, excretory system, and complete digestive system. They also have a brain. Earthworms are important deposit feeders that help form and enrich soil. Leeches are either predators or parasites. Parasitic leeches feed off the blood of vertebrate hosts. Choices: - brain - tissue - tumor - blood A:
(Answer)
blood

Ques: Q: When represented by a single letter dominant alleles are represented by what case letter? Read this paragraph and choose the correct option from the provided answers: Choices: - mixed letters - numeral - lowercase - uppercase A:
Ans: uppercase

(Q).
Q: While some climate regions have multiple layers, arid regions are poor for development of what? Read this paragraph and choose the correct option from the provided answers: Not all climate regions develop soils. Arid regions are poor at soil development. Not all regions develop the same soil horizons. Some areas develop as many as five or six distinct layers. Others develop only a few. Choices: - rain - plants - minerals - soil A:
(A).
soil

Ques:Q: What's it called when there's a sudden flow of mud? Read this paragraph and choose the correct option from the provided answers: A mudflow is the sudden flow of mud down a slope because of gravity. Mudflows occur where the soil is mostly clay. Like landslides, mudflows usually occur when the soil is wet. Wet clay forms very slippery mud that slides easily. Mudflows follow river channels, washing out bridges, trees, and homes that are in their path. Choices: - avalanche - sediment - dirt bath - mudflow A:

Ans:mudflow

Ques:Q: What does blood pickup from the lungs to be carried throughout the rest of the body? Read this paragraph and choose the correct option from the provided answers: The blood picks up oxygen in the lungs and carries it to cells throughout the body. Choices: - carbon - white blood cells - platelets - oxygen A:

Ans:
oxygen