Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 125 of 150)

Attempt Biology Quiz
Which of the following pigment is Blue- green in colour?
A. Chlorophyll a
B. Chlorophyll b.
C. Chlorophyll c
D. Chlorophyll d.
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Cytoplasmic strands that extend through pores in adjacent cell walls are known as___________?
A. Pseudopods
B. Symplasts
C. Plasmodesmata
D. Pili
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In plants, the neighbouring cells are connected with one another by__________?
A. Plasmodesmata
B. Cell walls
C. Vacuoles
D. Both ‘a’ & ‘b’
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In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.
A. Tonoplast
B. Apoplast
C. Symplast
D. Vacuolar.
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The membrane of vacuoles is known as__________?
A. Vacuoloplast
B. Tonoplast
C. Tanoplast
D. All of these
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The diffusion of ions along with water also takes place by mass flow system along the ________ path?
A. Tonoplast
B. Apoplast
C. Symplast
D. Vacuolar
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Active transport is dependent on____________?
A. Photosynthesis
B. Respiration
C. Photophosporylation
D. None of these
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There are __________ types of nutrients needed by plants besides light to carry out photosynthesis
A. Two
B. Three
C. Four
D. Five
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The site/s where most of the uptake of water and minerals take place is/are__________?
A. Root hairs
B. Root cells
C. Underground stem
D. All of these
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The uptake of water in plants involves__________?
A. Active transport
B. Passive transport
C. Both of these
D. None of these
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Word of the Day
13 Jul
Debunk
expose the falseness or hollowness of (an idea or belief).
بے نقاب کرنا، پول کھولنا

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