Free Principles Of Inheritance And Variation (Daily Quiz: 2) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Mendel found that the $F_1$ always resembled either one of the parents and that the trait of the other parent was not seen in them. This is due to

(a) Dominance

(b) Segregation

(c) Partial dominance

(d) Unit factor

Question-2

Find out the correct statement.

(a) Genetic makeup of the sperm determines the sex of the child in human.

(b) Genetic makeup of the egg determines the sex of the child in human.

(c) XO and XY type of sex determination is an example of female heterogamety.

(d) Henking (1891) could trace a specific nuclear structure all through oogenesis of few insects.

Question-3

The genotypes of a husband and wife are I AIB and I Ai. Among the blood types of their children, how many different genotypes and phenotypes are possible?

(a) 4 genotypes; 4 phenotypes

(b) 4 genotypes; 3 phenotypes

(c) 3 genotypes; 4 phenotypes

(d) 3 genotypes; 3 phenotypes

Question-4

Which one of the following conditions of the zygotic cell would lead to the birth of a normal human female child?

(a) Only one Y chromosome

(b) Two X chromosomes

(c) Only one X chromosome

(d) One X and one Y chromosome

Question-5

Which one of the following traits of garden pea studied by Mendel was a recessive feature?

(a) Axial flower position

(b) Round seed shape

(c) Green seed colour

(d) Green pod colour