Science: Biology and Life Science Flashcards
7 cards from real TEAS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Science: Biology and Life Science flashcards as text
Which cellular process releases energy by breaking down glucose in the presence of oxygen?
Answer: Aerobic respiration
Aerobic respiration breaks down glucose using oxygen to release ATP.
What type of cell division produces gametes with half the normal chromosome number?
Answer: Meiosis
Meiosis produces haploid gametes with half the chromosome number.
Which structure in plant cells provides rigid support and is absent in animal cells?
Answer: Cell wall
The cell wall gives plant cells rigid structural support.
The diffusion of molecules from an area of high concentration to low concentration is called what?
Answer: Passive diffusion
Passive diffusion moves molecules down their concentration gradient without energy.
Which biomolecule serves as the main long-term energy storage in animals?
Answer: Fat (lipids)
Lipids (fats) store the most energy per gram for long-term use in animals.
What term describes all the living and nonliving things interacting in a given area?
Answer: Ecosystem
An ecosystem includes all living organisms and nonliving factors in an area.
Which scientist is credited with the theory of evolution by natural selection?
Answer: Charles Darwin
Charles Darwin proposed evolution by natural selection in 'On the Origin of Species.'