Assertion : Somatic embryos can be induced from any cell in plant tissue culture.

Reason : Any living plant cell is capable of differentiating into somatic embryos.

Q. Assertion :In plant tissue culture, somatic embryos can be induced from any plant cell. Reason: Any viable plant cell can differentiate into somatic embryos.

Q. Assertion : Amount of cyanocobalamine required daily is 3 mcg
Reason : Its deficiency causes pernicious anaemia

Q. Assertion: 100 ml of blood delivers 5 ml oxygen to tissues in normal conditions
Reason : One molecule of Hb can bind with 4 molecules of oxygen

Q. Assertion: y = mx represents a line passing through the origin.
Reason: Any line parallel to x-axis is y = b.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion: C₄ – photosynthetic pathway is more efficient than C₃ pathway Reason: Photorespiration is suppressed in C₄ plants