The technique of growing plants, in water culture is called
Options
(a) tissue culture (b) ikebana (c) cell culture (d) hydroponics
Correct Answer:
hydroponics
Explanation:
No explanation available. Be the first to write […]
The secretory function of cell is mainly performed by
Options
(a) peroxisomes (b) lysosomes (c) golgi apparatus (d) spherosomes
Correct Answer:
golgi apparatus
Explanation:
No explanation available. Be the first to write the […]
The formula of chlorophyll-a is
Options
(a) C₅₆H₇₀O₆N₄ Mg (b) C₅₅H₇₂O₆N₄ Mg (c) C₅₅H₇₂O₅N₄ Mg (d) C₅₂H₇₀O₅N₄ Mg
Correct Answer:
C₅₅H₇₂O₅N₄ Mg
Explanation:
Chlorophyll ‘a’ has molecular formula of C₅₅H₇₂O₅N₄ Mg . Its […]
Most of the hydrolytic enzymes of lysosomes function at
Options
(a) neutral pH (b) basic pH (c) acidic pH (d) all of these
Correct Answer:
acidic pH
Explanation:
No explanation available. Be the […]
Terminal electron acceptor in ETC is
Options
(a) ATP (b) quinone (c) oxygen (d) magnesium
Correct Answer:
oxygen
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Copper pyrite, the chief ore of copper, is
Options
(a) CuFeS₂ (b) Cu₂S (c) CuCO₃.Cu(OH)₂ (d) Cu₂O
Correct Answer:
CuFeS₂
Explanation:
CuFeS₂ is copper pyrite. It is the chief ore of copper. world’s […]
The cell used for the electrolysis of fused NaCl is
Options
(a) Solvay cell (b) Down’s cell (c) Nelson cell (d) Castner cell
Correct Answer:
Down’s cell
Explanation:
Cell used for the electrolysis […]
When alkyl halide is heated, with dry Ag₂O, it produces
Options
(a) ketone (b) ester (c) alcohol (d) ether
Correct Answer:
ether
Explanation:
2CH₃CH₂Br + Ag₂O → CH₃CH₂OCH₂CH₃ + 2AgBr.
Proteins gives purple colour when tested with
Options
(a) ninhydrin reagent (b) biuret (c) Benedict’s reagent (d) iodine solution
Correct Answer:
ninhydrin reagent
Explanation:
when protein is mixed with a dilute solution of ninhydrin, […]
Which of the following is not a coordination compound
Options
(a) Cuprammonium sulphate (b) Potash alum (c) Potassium ferricyanide (d) Potassium ferrocyanide
Correct Answer:
Potash alum
Explanation:
Potash alum is not a coordination […]
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