Evaluation · Q5
Q.Which of the following statement is correct
a) Agar is not extracted from marine algae such as seaweeds.
b) Callus undergoes differentiation and produces somatic embryoids.
c) Surface sterilization of explants is done by using mercuric bromide
d) PH of the culture medium is 5.0 to 6.0
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Start your 14-day free trial to unlock the full solution →Step 1. Option (a) is false: agar is extracted from marine algae (seaweeds), not the opposite, so the negative statement is wrong.
Step 2. Option (b) is true: the chapter states directly that callus cells undergo differentiation and produce somatic embryos, called embryoids.
Step 3. Option (c) is false: surface sterilization of explants uses mercuric chloride, not mercuric bromide.
Step 4. Option (d) is false as printed: the medium's pH is adjusted to 5.6-6.0, not 5.0-6.0. …
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