MCQs Botany-14 Posted on 2024-07-122024-11-08Author admin 0 MCQs Botany-14 1. Acclimation refers to ———- Short-term physiological adjustments None of these Genetic changes over generations Behavioral adaptation 2. The word “cytochrome” comes from the Greek words for———— Light reaction Cell color Energy transfer Green pigment 3. Phenotypic plasticity allows organisms to ——- None of these Permanently change their genetic code Avoid all environmental stresses Adjust to varying environmental conditions 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 Decomposers Kelp Phytoplankton 5. ——– is the deepest part of a lake or ocean, where light is scarce or absent Benthic zone Neritic zone Profundal zone Littoral zone 6. During the daytime, if the stomata remain closed for extended periods, the concentration of O2 within the leaf is likely to ————— Increase Decrease Unchanged 7. Cytochromes contain a unique molecule called a ——— Carotenoid Heme group Hemoglobin Chlorophyll 8. Ecological niche refers to——— None of these Immediate physiological adjustments Long-term evolutionary changes The role and position of a species in its environment 9. What are the three pillars of sustainability? Economic, social, and environmental Economic, political, and cultural None of these Environmental, social, and technological 10. Who coined the term “genetics”? Charles Darwin Gregor Mendel William Bateson None of these Loading …
