Biology Fsc Part 1 Online Test With Answers

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Biology Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 The dark reaction occurs in. Cytoplasm chloroplast Stroma Grana
2 Which one is not the phase of Calvin cycle. Carbon fixation Reduction Regeneration of CO2 acceptor Phosphorylation
3 Which is stimulus for cyclic phosphorylation. Low CO2 Low O2 Low ATP Low NADPH
4 Chlorophyll 'a' of photosystem I absorbs maximum light of. 670 nm 700 nm 680 nm 690 nm
5 pH gradient drives the formation of ATP across membrane in the process called. Respiration Chemiosmosis Conduction Calvin cycle
6 Thylakoid membrane are involved is ATP synthesis by a process known as. Photolysis Chemiosmosis Redox process Glycolysis
7 the light falling on leaf surface is absorbed about. 1% 25% 50% 100%
8 Which one of the copper containing proteins. Ferredoxin Plastocyanin Plastogulnone Cytochromes
9 Plastocyanin protein contains. Iron copper Potassium Magnesium
10 Photosynthesis II has the form of chlorophyll a which absorb best light of 670 nm 680 nm 690 nm 700 nm
11 The fluid filled region of the chloroplast is. Matrix cisternae Stroma cytoplasm
12 Absorption of blue light is maximum at 430 nm 550 nm 750 nm 670 nm
13 Daily rhythmic opening and closing of stomata is. Internal clock External clock Both internal and external clock None of these
14 Carbon di oxide enters the leaves through. epidermis Cuticle Stomata Air space
15 The first action spectrum was obtained by. T.W. Engelmann Van Neil Melvin Calvia Ernst Haeckel
16 Engelmann used in his experiment in 1883 sprogyra Aerobic bacteria Anaerobic bacteria Both a and b
17 When equal intensities of light are given more photosynthesis takes place in spectrum. Blue Orange Red Greem
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