A scientist dissects a new species of animal. If the animal’s digestive system has a single stomach with an extended small intestine, to which animal could the dissected specimen be closely related? a. lion b. snowshoe hare c. earthworm d. eagle

Q: What makes a reptile a reptile? A. Cold blooded B. Warm Blooded C. Non-Hearing D. Egg-laying

A: Reptiles are the organisms that belong to the class Reptilia. They are tetrapod animals and the…

Q: Which is part of a group of predatory insects? A. Isoptera B. Odonata C. Orthoptera D. Blattaria

A: Insects are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group…

Q: What did Neanderthals eat? What plants did they eat and what animals might they have hunted?…

A: The question is asking about the diet of Neanderthals, an extinct species of humans that lived in…

Q: Which group of invertebrates is most closely related to vertebrates? A. molluscs B.…

A: Mollusca This is the second largest animal phylum. Are terrestrial and aquatic having an organ…

Q: If a primate has a very complex digestive system, what type of diet do they have? A.…

A: A diet high in plant material is more likely to be found in primates with complicated digestive…

Q: Which is a possible vector of a tropical eukaryotic parasite?a. contaminated drinking water c.…

A: A vector of a parasite is said to an organism that transfers the parasite into the subsequent host…

Q: Fluctuations in body weight are a result of? A. Genetics B. Age C. Changes in sleep patterns D.…

A: Bodyweight is determined by several factors such as the family history that is genetics also depends…

Q: What helped our species to flourish and spread throughout the world?    A. The demise of the…

A: The question is asking about the factors that have contributed to the successful spread and…

Q: What is potentially the first example of art in the world?    A. A cave painting of stars at night…

A: We investigate possible contenders for the world's first artistic expressions as we investigate the…

Q: Which of these is or evidence  that catecans ( whales, dolphins and porposes ) are mammals? a.…

A: Taxonomy (taxis- arrangement, nomia- method) is the branch of biology that deals with the…

Q: Which is NOT true about sand dollars? A. originally posses spines but lost it as the organism…

A: Sand dollars belong to the echinodermates. They have radially symmetry. The body is divided into…

Q: Which statement best summarizes the life cycle of Plasmodium falciparum, the organism that causes…

A: P.falciparum is a unicellular protozoan which cause malaria in humans. P.falciparum is one of the…

Q: A high concentration of which protein stimulates the development of anterior structures? a. Dorsal…

A: Dorsal protein concentration differentiates dorsal and ventral axis.

Q: A marine biologist catches a species of fish she has never seen before. Upon examination, she…

A: Pisces is a class that contains fishes. The members of pisces have two chambered heart with one…

Q: What symptom began to increase in the Brazilian population that started to cause concern among…

A: The question is asking about a specific health concern that began to increase in the Brazilian…

Q: Which features characteristic of humans are unlikely to fossilize? a. the bones and dung b. the jaws…

A: A fossil is any preserved remains, impression, or trace of any once-living thing from a past…

Q: Which invertebrates would you expect to find in pristine waters? a. fish b. water mite c.…

A: Pure or crystal clear waters are called pristine waters. Also, it will have no human activity around…

Q: Which statement is not true? A. Snails have radula B. Chitons are annelids C. Terrestrial slugs…

A: Marine biology is the systematic discipline of aquatic life, or species that live in the water.…

Q: Which best describes the relationship between chimpanzees and humans? a. chimpanzees evolved from…

A: Evolution is a continuous process and we are still evolving. Evolution is nothing but adapting to…

Q: The idea that the development of an animal embryo follows the evolutionary history of its species is…

A: The biogenetic law is a hypothesis of improvement & evolution which was given by Ernst Haeckel…

Q: What are diseases that come from animals called?  A. Non-human-notic  B. Zoonotic  C. Animalnotic…

A: The objective of the question is to identify the correct term for diseases that are transmitted from…

Q: What symptom began to increase in the Brazilian population that started to cause concern among…

A: The question is asking about a specific health concern that began to increase in the Brazilian…

Q: Which term refers to the belly of the pig? a. Superior b. Inferior c. Dorsal d. Ventral

A: Superior, Inferior,  dorsal, ventral are the anatomical positions of a reference organ.  Belly…

Q: which term describes any ancient remains, impressions, or traces of an organism or traces of its…

A: Certain minerals may be smelted more easily than others, and these are known as ore minerals.…

Q: Greater reliance on vision over the sense of smell best describes which of these primates? A. Apes…

A: Apes have greater reliance on vision than the sense of smell.

Q: A vesicle in the cytoplasm is found to contain DNA with nucleotide sequences similar to those found…

A: Cytoplasm is gelatinous material present inside the cell membrane of the cell. It has major…

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what is the evidence that suggests…

A: The objective of the question is to identify the evidence that suggests Neanderthals might have…

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what were some of the tools that…

A: Neanderthals were a group of early humans who lived in Europe and Western Asia. They are known for…

Q: How is cultural adaptation helpful to humans?    A. Cultural knowledge can be shared quickly…

A: Cultural adaptation refers to the process and time it takes a person to integrate into a new culture…

Q: Which group of invertebrates is most closely related to vertebrates? a. cephalochordates b.…

A: The phylum chordate contains subphylum vertebrata and invertebrates. In invertebrates, there will be…

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what did Neanderthals eat? What…

A: The question is asking about the diet of Neanderthals, specifically what types of plants and animals…

Q: Which is NOT true of vertebrate scales? A. Reptile scales are epidermally -derived B. Fish scales…

A: The vertebrata is a group of chordates with a well developed vertebral column. In this group the…

Q: How is the Zika virus spread?  A. Through person-to-person contact  B. Through mosquito bites  C.…

A: The objective of the question is to understand the mode of transmission of the Zika virus.

Q: Whilst fishing, you catch an animal with a long, cylindrical body. You take it back to the lab for…

A: The diverse kind of organisms are present on the earth. A large kind of organisms are present. The…

Q: What are diseases that come from animals called?   A. Zoonotic   B. Non-human-notic…

A: The objective of the question is to identify the correct term for diseases that are transmitted from…

Q: How is the Zika virus spread?   A. Through person-to-person contact   B. Through…

A: The objective of the question is to understand the mode of transmission of the Zika virus.

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what finally killed Nandy?    A.He…

A: The question is asking about the cause of death of a Neanderthal named Nandy, as described in the…

Q: The appendix, which is not needed to survive, is considered to be a?   a. Homology b. Vestigial…

A: Comparative anatomy is the study of the differences and the similarities and anatomy of two species.…

Human Evolution

Human evolution is the process of evolution of humans from early man to anatomically modern humans. The process of evolution in humans leads to the gradual development of traits like bipedalism. Humans are the highly social animals that make them the most advanced animal on Earth.  Human evolution is an outcome of interaction among the following processes: