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Quiz 23
Mdcat-past-papers - ETEA Quiz
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Board: ETEA |
441. Select an anamniotes from the following:
Snake
Parrot
Frog
Crocodile
442. Which part of chlorophyll molecule absorbs light?
Phytol
Pyrrole ring
Porphyrin ring
Thylakoid membrane
443. NADP-nicotinamide adenine dinucleotide phosphate is a carrier of:
#NAME?
O2 Group
Hydrogen Ion
Phosphate group
444. The photosynthetic pigments of plants are arranged as clusters in thylakoid membrane. The reaction center of these clusters is made of:
ATP
Chlorophyll
Glucose
Carotenoids
445. What is the color of chlorophyll-b molecule?
Blueish green
yellowish Green
Dark Green
Reddish green
446. Which of the following is the end product of anaerobic respiration?
Acetaldehyde
Methyl alcohol
Formaldehyde
Ethyl alcohol
447. Chemiosmosis is concerned with production of:
NADP
FAD
NAD+
ATP
448. Some electron from the second primary acceptor may pass back to chlorophyll molecules by electron carrier system, yielding ATP. This process is called:
Phosphorylation
Non-cyclic phosphorylation
Photophosphorylation
Cyclic phosphorylation
449. The element whose electrons are excited during the light reaction of photosynthesis is:
Carbon
Hydrogen
Magnesium
Nitrogen
450. The final acceptor of both electrons and protons during light reactions of photosynthesis is:
PQ
PC
Fd
NADP
451. Which one is not a reactant of photosynthesis?
Oxygen
light
CO2
water
452. Water breaks during non-cyclic photophosphorylation in process:
Hydrolysis
photolysis
chemiosmosis
exocytosis
453. The product of light reaction is:
ATP and Glucose
ATP and NADPH
Glucose and NADPH
Glucose and Oxygen
454. During photosynthesis, CO2 works as:
Proton Donor
Electron donor
Proton acceptor
Source of O2
455. Which of the following is a copper-containing protein in the electron transport chain?
Plastoquinone
Cytochrome-c
Plastocyanin
Ferredoxin
456. Presence of PEP carboxylase in C4 plants enable them to avoid photorespiration due to:
Presence of enzyme in high concentration
Absence of Rubisco
PEP carboxylase being strictly carboxylase
High Yield of enzyme
457. The first stable product of light-independent reaction having 3-carbon is:
3-phosphoglyceraldehyde
1,3-bisphosphate glycerate
3-phosphoglyceric acid
Dihydroxyacetone phosphate
458. The Calvin cycle is completed in ------ stages:
Two
Three
Four
Five
459. First stable compound during Calvin cycle is:
3-Phosphoglycerate
Glyceraldehyde-3-phosphate
1,3 bisphosphoglycerate
Ribulose bisphosphate
460. Cellulose is:
Polyhexose
polyketose
polypentose
polytriose
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