A biologist is studying two organisms, X and Y. She knows that at least one of them is an animal. Organism X only reproduces sexually. Organism Y reproduces both sexually and asexually. Which conclusion is best supported by the information?

Termites live in colonies. In a colony, the queen is responsible for reproduction. Workers care for the other termites and building the nest. Soldiers protect the nest from attacks. The organization of termite colonies is an example of

A plant has a seed has one cotyledon, it has six flower parts, its leaves have parallel veins, its stem is herbaceous, and the vascular bundles in its stem are scattered throughout the stem. Which of the following best classifies this plant?

An organism has the following characteristics: cell wall, autotrophic, unicellular, and eukaryotic. What kingdom does it most likely belong in?

Brown bears pant, which means they breathe with short, quick breaths. This helps circulate cool air over moist surfaces in the mouth. What are brown bears doing as a result of panting?

A group of sheep run in random directions to confuse a single predator. This is an example of which social behavior?

Which level of classification includes the most species?

Some species form social groups only with members of the same gender. Ex. elephant groups with only females and offspring. When male offspring grow up, they leave the group and are solitary. What benefit does this social structure provide?

Lactobacillus acidophilus is a probiotic microorganism typically found in the human small intestine. It has a cell wall made of peptidoglycan. Which characteristic proves Lactobacillus acidophilus is from the specific kingdom Eubacteria?

What is a function of the backbone in animals?

A scientist has discovered a new plant species in the Amazon rainforest. She tells her fellow scientists that the plant she has found produces a cone. What might they say about how this plant is different from an angiosperm?

Which of these gymnosperms are known to be important in maintaining the balance of carbon in an ecosystem?

The fossil of a plant reveals that it produced spores that were used for reproduction. Which type of plant was it?

Mosses are classified as bryophytes. Which best describes mosses?

A newly discovered tree species has cone-like structures that are covered with exposed seeds. Which plant group does it most likely belong to?

Your teacher is describing a plant that bears seeds and flowers, has five flower petals, and has seeds that are enclosed by fruits. What kind of plant is he describing?

Which term represents animals without backbones?

Which describes a disadvantage of social behavior?

Which statement accurately describes reproduction in animals?

An organism has the following characteristics: cell wall, heterotrophic, unicellular, and prokaryote. What kingdom does it belong in?

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