MCQs Botany-14 Posted on 2024-07-122024-11-08Author admin 0 MCQs Botany-14 1. Acclimation refers to ———- Short-term physiological adjustments Behavioral adaptation None of these Genetic changes over generations 2. The word “cytochrome” comes from the Greek words for———— Energy transfer Light reaction Green pigment Cell color 3. During the daytime, if the stomata remain closed for extended periods, the concentration of O2 within the leaf is likely to ————— Increase Unchanged Decrease 4. Producers are organisms that use sunlight or chemical energy to create organic matter. Which of the following are NOT producers in an aquatic ecosystem? Mangroves Kelp Phytoplankton Decomposers 5. Ecological niche refers to——— Immediate physiological adjustments None of these Long-term evolutionary changes The role and position of a species in its environment 6. Who coined the term “genetics”? Gregor Mendel Charles Darwin None of these William Bateson 7. ——– is the deepest part of a lake or ocean, where light is scarce or absent Littoral zone Benthic zone Profundal zone Neritic zone 8. Phenotypic plasticity allows organisms to ——- Permanently change their genetic code Adjust to varying environmental conditions Avoid all environmental stresses None of these 9. What are the three pillars of sustainability? Economic, social, and environmental Environmental, social, and technological None of these Economic, political, and cultural 10. Cytochromes contain a unique molecule called a ——— Chlorophyll Carotenoid Hemoglobin Heme group Loading …
