Answer the following question given this paragraph: Population density is the average number of individuals in a population per unit of area or volume. For example, a population of 100 insects that live in an area of 100 square meters has a density of 1 insect per square meter. If the same population lives in an area of only 1 square meter, what is its density? Which population is more crowded? How might crowding affect the health of a population?. Q: What is the term for the average number of individuals in a population per unit of area or volume? Choices: - population diameter - population structure - Density group - population density A:
population density
(Question)
Answer the following question given this paragraph: Chromoplasts make and store pigments that give petals and fruit their orange and yellow colors. Q: What makes and stores pigments that give petals and fruit their orange and yellow colors? Choices: - sporozoans - protozoa - pores - chromoplasts A:
(Answer)
chromoplasts
Ques: Answer the following question given this paragraph: Ecosystems need energy. Many ecosystems get their energy in the form of sunlight, which enters the ecosystem through photosynthesis . This energy then flows through the ecosystem, passed from producers to consumers . Plants are producers in many ecosystems. Energy flows from plants to the herbivores that eat the plants, and then to carnivores that eat the herbivores. The flow of energy depicts interactions of organisms within an ecosystem. Q: Energy from sunlight enters many ecosystems through what process? Choices: - multiplication - reproduction - isolation - photosynthesis A:
Ans: photosynthesis
(Q).
Answer the following question given this paragraph: Q: Oscillations in the transcription of certain genes are at the heart of the molecular mechanisms underlying what biological rhythms? Choices: - metastasis rhythms - brain rhythms - reproductive rhythms - circadian rhythms A:
(A).
circadian rhythms
Ques:Answer the following question given this paragraph: In science, motion is defined as a change in position. An object's position is its location. Besides the wings of the hummingbird in the opening image, you can see other examples of motion in the Figure below . In each case, the position of something is changing. Q: In science, what is defined as a change in position? Choices: - gravity - speed - direction - motion A:

Ans:motion
Answer the following question given this paragraph: Fungi are a kingdom in the domain Eukarya that includes molds, mushrooms, and yeasts. Most fungi are multicellular. They are unique in having cell walls made of chitin. Q: Fungi are unique in having cell walls made of what? Choices: - prokaryotic - Protein - lectin - chitin A:
chitin