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