(a) TTWW
(c) Ttww
(b) TTWW
(d) TIWw
gene.
ene.
me there is a gene.
re is a gene
ea plant (RRyy) is
v seeded pea plant
1 generation are
rmined by
vhich determines
nosome inherited
[B] Assertion and Reason
Directions: In the following questions, a statement
of assertion (A) is followed by a statement of
reason (R). Mark the correct choice as:
(a) Both assertion (A) and reason (R) are true and
reason (R) is the correct explanation of assertion
(A).
(D) Both assertion (A) and reason (R) are true but
reason (R) is not the correct explanation of
assertion (A).
(c) Assertion (A) is true but reason (R) is false.
(d) Assertion (A) is false but reason (R) is true.
Q. 1. Assertion (A): Mendel chose a number of varieties
of garden pea as plant material for his experiments.
Reason (R): Garden pea has well defined characters
and was bisexual.
.2. Assertion (A): In humans, males play an important
role in determining the sex of the child.
Reason (R) : Males have two X chromosomes.
Q.3. Assertion (A): Learning a skill such as dance and
music is an acquired trait.
Reason (R): Acquired traits develop in the life time
of an individual and do not pass to the progeny.
Q. 4. Assertion (A): Traits like eye colour or height are
inherited traits.
Reason (R) : Inherited traits are not transferred
from parents to young ones.
nine the sex of
ed by
1 DNA.
the character
rited
of skin.
of hair.
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