Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 117 of 150)

Attempt Biology Quiz
Exoskeoeton of coelenterates terates is made up to__________?
A. Calcium
B. Silica
C. Chitin
D. Both a & b
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Porifera range in size from__________?
A. Few millimeter wide to more than one meter tall
B. Few centimeter wide to more than one meter tall
C. Few decimeter wide to more than one meter tall
D. One meter wide to more than millimeter tall.
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Enteron in coelenterates acts as___________?
A. Digestive cavity
B. Body cavity
C. Transporting cavity
D. All of these
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Chlorophyll is insoluble in_____________?
A. Carbon tetrachloride
B. Alcohol
C. Organic solvents
D. Water
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Which of the light is mainly absorbed by the plants?
A. Orange
B. Red
C. Green
D. Both a and b
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Van neil hypothesis about the production of oxygen during phosynthesis was based on the study and investigations on___________?
A. Bacteria
B. Algae
C. Protenema
D. Cyanobacteria
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light used in photosynthesis ranges from:__________?
A. 300 – 700 nm in wavelength
B. 350 – 750 nm in wavelength
C. 380 – 750 nm in wavelength
D. 390 – 790 nm in wavelength.
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Which of the following light is least absorbed by the plants?
A. Orange
B. Red
C. Blue
D. Green
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Of the following which one is not an energy releasing process?
A. Glycolysis
B. Respiration
C. Photosynthesis
D. Kreb’s cycle
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Net yield of H2O in Photosynthesis is__________?
A. 1 molecule
B. 6 molecules
C. 3 molecules
D. 0 molecule
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Word of the Day
14 Jul
Obscenity
the state or quality of being obscene.
بےہودگی، فحاشی، بے شرمی

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