UPCAT & Civil Service (Philippines) · Mathematics & Science Proficiency
General Biology and Ecology
6 practice questions, each with the answer and an explanation.
Practise General Biology and Ecology now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 6 questions
- Which cellular organelle is responsible for post-translational modification, sorting, and packaging of proteins into vesicles for secretion?
- In human genetics, hemophilia is an X-linked recessive trait. If a normal carrier female () marries a normal male (), what is the probability that their son will have hemophilia?
- During cellular respiration, the vast majority of ATP molecules are synthesized through oxidative phosphorylation driven by:
- In ecological trophic pyramids, what primary thermodynamic constraint explains why food chains rarely exceed four or five trophic levels?
- Which plant hormone is primarily responsible for apical dominance, phototropic stem bending, and root initiation?
- In molecular genetics, during DNA replication, the Okazaki fragments on the lagging strand are covalently joined together by the enzyme: