Tiêu đề 13. PHOTOSYNTHESIS IN HIGHER PLANTS.pdf ✅

1. If in a photosynthetic system H2O18 type is provided, what will be the type of oxygen released in the process (a) O18 (b) O16 (c) O2 normal (d) None of the above 1. During formation of glucose which of the following is obtained from water (a) Oxygen (b) Hydrogen (c) Both (a) and (b) (d) None of the above 1. Which of the following is obtained from CO2 during glucose manufacture (a) Oxygen (b) Carbon (c) Both (a) and (b) (d) None of the above 1. Warburg studied his effect on (a) Chlamydomonas (b) Chlorella (c) Volvox (d) All the above 1. McAlister and Mayer have studied the Warburg's effect on (a) Pea (b) Arachis (c) Soyabean (d) All the above 1. Discovery of Emerson effect has clearly shown the existence of (a) Two distinct photochemical reactions or processes (b) Light and dark reactions in photosynthesis (c) Photophosphorylation (d) Photorespiration 1. During photosynthesis, the oxygen in glucose comes from (a) Water (b) Carbon dioxide (c) Both from CO2 and water (d) Oxygen in air 1. The experimental material that has largely been responsible for making rapid advances in research on photosynthesis is (a) Chlamydomonas (b) Spinach leaf (c) Chlorella (d) Hydrilla 1. Which of the method is more effective to know the chemical pathway of a physiological process (a) Titration method (b) Calorimetric method (c) Tracer technique (d) None of the above 1. The oxygen produced during photosynthesis comes from photolysis of water was first time proved by (a) Ruben and Kamen (b) Robert Mayer (c) Malvin Calvin (d) Blackman 1. The first experiment on photosynthesis in flashing light were carried out by (a) F. F. Blackman (b) Robert Emerson and Arnold (c) Melvin Calvin (d) Robert Hill 1. Moll's experiment shows (a) Unequal transpiration from two surfaces of leaf (b) Relation between transpiration and absorption (c) CO2 is required for photosynthesis (d) Chlorophyll is essential for photosynthesis 1. The plants growing in dark show yellowing in leaves and elongated internodes, this condition is called as (a) Etiolation (b) Chlorosis (c) Dechlorosis

(a) Thallophytes (b) Rhodophytes (c) Mycophytes (d) Xanthophytes 1. The light phase of photosynthesis is called (a) Hill reaction (b) Photo action (c) Pigment action (d) Chlorophyllous process 1. Ferrodoxin contain (a) Mg (b) CO (c) Iron (d) Nitrites 1. Which type of phosphorylation takes place in photosynthesis (a) Cyclic (b) Non-cyclic (c) Both (a) and (b) (d) None of the above 1. Unidirectional flow of electrons in photophosphorylation takes place in (a) Cyclic (b) Non-cyclic (c) Pseudocyclic (d) All the above 1. In light reaction of photosynthesis, chlorophyll is subjected to (a) Destruction (b) Permanent reduction (c) Oxidation and reduction (d) Neutralization 1. Photosynthetic pigments in chloroplast are embedded in membrane of (a) Thylakoids (b) Photoglobin (c) Matrix (d) Envelope of chloroplast 1. Ferredoxin is a component of (a) Hill reaction (b) Photosystem-I (c) P-680 (d) Photosystem-II 1. Which of the following pigment is yellow in colour (a) Chlorophyll ‘a’ (b) Chlorophyll ‘b’ (c) Carotene (d) Xanthophyll 1. Which of the following is the non-polar part of chlorophyll (a) Phytol (b) Porphyrin (c) Pyrrol (d) None of the above 1. Which of the following wavelength occur in red part of the spectrum (a) 470 nm (b) 390 nm (c) 680 nm (d) 830 nm 1. Which of the following product of photosynthesis is produced first (a) Glucose (b) Oxygen (c) Both (a) and (b) together (d) None of the above 1. Dark reaction of photosynthesis is called (a) Aphotic action (b) Black action (c) Blackman's reaction (d) None of the above 1. In normal chloroplast, the percentage of chlorophyll is (a) 50% (b) 75%