CBSE Class 10 Science Chapter 9 Heredity and Evolution Multiple Choice Questions with Answers. MCQ Class 10 Science Heredity and Evolution with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Heredity and Evolution MCQs with Answers to know their preparation level.
Multiple Choice Questions - Set - 4
Question 1:
The remaps (or impressions) of dead animals or plant? that lived in the remote past are known as
(a) extinct species
(b) fossils
(c) naturally selected species
(d) none of the above
Correct Answer – (B)
Question 2 :
Those organs which have the same basic structure but different functions are called
(a) Vestigial organs
(b) Analogous organs
(c) Homologous organs
(d) None of these
Correct Answer – (C)
Question 3 :
A cross between two individuals results in a ratio of 9 : 3 : 3 :1 for four possible phenotypes of progeny. This is an example of a
(a) Monohybrid cross
(b) Dihybrid cross
(c) Test cross
(d) F1 generation
Correct Answer – (B)
Question 4 :
Pure-bred pea plant A is crossed with pure¬bred pea plant B. It is found that the plants which look like A do not appear in Fj gene¬ration but re-emerge in F2 generation. Which of the plants A and B are tall and dwarf?
(a) A are tall and B are dwarf.
(b) A are tall and B are also tall.
(c) A are dwarf and B are also dwarf
(d) A are dwarf and B are tall
Correct Answer – (D)
Question 5 :
Identify the two organisms which are now extinct and are studied from their fossils.
(a) white tiger and sparrow
(b) dinosaur and fish (Knightia)
(c) ammonite and white tiger
(d) trilobite and white tiger
Correct Answer – (B)
Question 6 :
Those organs which have different basic structure but have similar appearance and perform similar functions are called
(a) Analogous organs
(b) Homologous organs
(c) Vestigial organs
(d) None of these
Correct Answer – (A)
Question 7 :
Which of the following characters can be acquired but not inherited?
(a) Colour of skin
(b) Size of body
(c) Colour of eyes
(d) Texture of hair
Correct Answer – (B)
Question 8 :
In humans if gene B gives brown eyes and gene b gives blue eyes, what will be the colour of eyes of the persons having combinations
(i) Bb and (ii) BB?
(a) (i) Blue and (ii) Brown
(b) (i) Brown and (ii) Blue
(c) (i) Brown and (ii) Brown
(d) (i) Blue and (ii) Blue
Correct Answer – (C)
Question 9 :
Which of the following decides the sex of the child?
(a) male gamete, i.e., sperm
(b) female gamete, i.e., ovum
(c) both sperm and ovum
(d) mother
Correct Answer – (A)
Question 10 :
The process of evolution of a species whereby characteristics which help individual organisms to survive and reproduce are passed on to their offspring and those characteristics which do not help are not passed on is called
(a) Artificial selection
(b) Speciation
(c) Hybridization
(d) Natural selection
Correct Answer – (D)
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