Lamarckism
Trending Questions
Q.
The biologist who has been called the ‘Darwin of the 20th century’ is
Ernst Mayr
Diener
Linnaeus
Whittaker
Q. Given below are the sequence of events in the origin of life based on the Oparin-Haldane hypothesis.
Formation of monomeric units → I → II → Formation of non- cellular form of life → III
Identify I, II and III and choose the correct option.
Formation of monomeric units → I → II → Formation of non- cellular form of life → III
Identify I, II and III and choose the correct option.
Q. Which of the following(s) is/are true about Lamarckism?
- Changing environment creates new requirements for survival.
- Body drives efforts to bypass the new needs.
- Acquired characters are inheritable.
- Acquired characteristics over time leads to speciation.
Q. The theory of spontaneous generation believed that
Q. The first non-cellular forms of life are believed to be giant molecules of
Q. Which of the following statements are correct?
I. Liberation of oxygen from water took place by the action of UV rays from the sun.
II. Free oxygen combined with methane and ammonia to form water, carbon dioxide and other gases.
III. It is believed that life appeared 500 million years after formation of earth.
I. Liberation of oxygen from water took place by the action of UV rays from the sun.
II. Free oxygen combined with methane and ammonia to form water, carbon dioxide and other gases.
III. It is believed that life appeared 500 million years after formation of earth.
- II and III
- All three of them
- I only
- I and II
Q.
Why coccyx has evolutionary significance?
Q. Neo-lamarckism proved that germ cells can be formed from somatic cells.
- True
- False