Equus possessed 4 digits in the forelimb and three digits in the hindlimb
WBBSE
Class X
Life Science
04 (a) Evolution
01 Mark
2025
False
Explanation:
In the evolutionary series of horse, the modern horse Equus has each fore and hind foot with one complete digit and two splints, not four in forelimb and three in hindlimb.
Related Questions
More WBBSE Moderate level questions
1/12
Q.
Which of the following is an inference of Darwin’s theory of evolution? (a) Natural Selection...
A.
(a) Natural Selection. Explanation: Darwin's theory of evolution is primarily known as...
Q.
Which theory can be reached from the comparative study of the embryos of different vertebrate...
A.
Theory of Evolution (Common origin) Explanation: The comparative study of embryos of...
Q.
Which reactants were used in the experiment of Miller and Urey regarding the chemical origin...
A.
(b) Water, Methane, Ammonia, Hydrogen Explanation Stanley Miller and Harold Urey proved...
Q.
Identify the features of homologous organs- (a) Different by structure but identical by origin and...
A.
(d) Identical by origin and structure but different by function Explanation Homologous...
Q.
Which one of the following is the best example of convergent evolution and similarity due...
A.
(a) Wing structure of bat and bird Explanation: The wing structure of...
Q.
Write three inferences deduced from the observations as mentioned in Darwin’s theory of origin of...
A.
Observation Inference Prodigious reproduction There is a struggle for existence due to...
Q.
Show the major events of evolution with the help of a chart. What are the...
A.
The major events of evolution with the help of a chart Roles...
Q.
Give any two examples of probable struggle for existence among animals who might dwell in...
A.
In a tall tree with trunk cavities, animals face struggle for existence...
Q.
Matching (any five) 1×5=5 Column–A 2.13. ADH 2.14. Amitosis 2.15. Thalassaemia 2.16. Analogous organ 2.17....
A.
2.13 – (e) 2.14 – (d) 2.15 – (g) 2.16 – (b)...
Q.
What information related to evolution can be obtained from the discussion on comparative structure of...
A.
The comparative structure of hearts in different vertebrate groups provides important information...
Q.
Prepare a list of reactants used and products in the experiment of Miller and Urey...
A.
Reactants Products Methane (CH4) Organic compounds Ammonia (NH3) Amino acids Hydrogen (H2)...
Q.
Match the words in Column A with the most appropriate words in Column B and...
A.
Question No. Column A Term Column B Description 2.13 Adrenaline (f) Increases...