Lesson 2. Unifying Themes of Life

Question 1

field of study/branch of science that examines all living organisms on earth

Answer 1

life science

Question 2

aims to understand life as a whole and the processes that sustain it

Answer 2

life science

Question 3

connects different concepts and subdisciplines of biology

Answer 3

unifying themes in the study of life

Question 4

study about the interaction between organisms and their environment

Answer 4

ecology

Question 5

any change in genetic material of a populationl; reflects how organisms adapt to their environment

Answer 5

evolution

Question 6

community of living organisms interacting with each other and their non-living environment

Answer 6

ecosystem

Question 7

flow of a food chain

Answer 7

producers → primary consumers → secondary consumers → tertiary consumer → quaternary consumer → decomposer

Question 8

components of ecosystem

Answer 8

abiotic and biotic

Question 9

factors in abiotic

Answer 9

climatic and edaphic

Question 10

parts of climatic factors

Answer 10

rain, light, wind, temperature

Question 11

parts of edaphic factors

Answer 11

soil, pH, minerals, topography

Question 12

parts of biotic components

Answer 12

producer, consumer, decomposer

Question 13

types of consumers

Answer 13

primary, secondary, tertiary, quaternary

Question 14

how an organism maintains balance and stability despite external factors

Answer 14

homeostasis

Question 15

hierarchical arrangement of living things from most simple to complex

Answer 15

levels of organization

Question 16

levels of organization flow

Answer 16

organelle → cell → tissue → organ → organ system → organism → population → community → ecosystem → biosphere

Question 17

all systems in the human body

Answer 17

circulatory, respiratory, digestive, skeletal, endocrine, urinary, lymphatic, integumentary, muscular, nervous, reproductive

Question 18

classification of organisms into groups based on similarities of structure, origin, etc.

Answer 18

taxonomy

Question 19

flow of taxonomy

Answer 19

domain, kingdom, phylum, class, order, family, genus, species