Q. No.Ernst Haeckel's embryological support for evolution was disapproved by:
1. Alfred Wallace 2. Charles Darwin 3. Oparin 4. Karl Ernst von Baer
Embryological support for evolution was proposed by:
| 1. | Ernst Heckel | 2. | Karl Ernst von Baer |
| 3. | Charles Darwin | 4. | Alfred Wallace |
After about how many years of the formation of the earth, life appeared on this planet?
1. 500 billion years
2. 50 million years
3. 500 million years
4. 50 billion years
The phenomenon of the evolution of different species in a given geographical area starting from a point and spreading to other habitats is called:
| 1. | Saltation | 2. | Co-evolution |
| 3. | Natural selection | 4. | Adaptive radiation |
A Hominid fossil discovered in Java in 1891, now extinct, having a cranial capacity of about 900 cc was:
| 1. | Homo erectus | 2. | Neanderthal man |
| 3. | Homo sapiens | 4. | Australopithecus |
Which of the following statements is correct about the origin and evolution of men?
| 1. | Agriculture came around 50,000 years back. |
| 2. | The Dryopithecus and Ramapithecus primates existing 15 million years ago, walked like men. |
| 3. | Homo habilis probably ate meat. |
| 4. | Neanderthal men lived in Asia between 100000 and 40000 years back. |
A population of a species invades a new area. Which of the following condition will lead to Adaptive Radiation?
| 1. | Area with a large number of habitats having very low food supply |
| 2. | Area with a single type of vacant habitat |
| 3. | Area with many types of vacant habitats |
| 4. | Area with many habitats occupied by a large number of species |
In Australia, marsupials and placental mammals have evolved to share many similar characteristics. This type of evolution may be referred to as :
1. Adaptive Radiation
2. Divergent Evolution
3. Cyclical Evolution
4. Convergent Evolution
The idea of mutations was brought forth by:
| 1. | Gregor Mendel, who worked on Pisum sativum |
| 2. | Hardy Weinberg, who worked on allele frequencies in a population |
| 3. | Charles Darwin, who observed a wide variety of organisms during sea voyages |
| 4. | Hugo do Vries, who worked on evening primrose |
Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements
Statements:
| (A) | Wings of butterflies and birds look alike and are the results of , evolution |
| (B) | Miller showed that CH4, H2, NH3, and , when exposed to electric discharge in a flask resulted in the formation of . |
| (C) | Vermiform appendix is a organ and an evidence pf evolution. |
| (D) | According to Darwin evolution took place due to and of the fittest. |
Options:
| 1. | (A) - (i) convergent, (B) - (ii) oxygen, (ii) nucleosides |
| 2. | (B) - (i) water vapour, (ii) amino acids, (C) - (i) rudimentary (ii) anatomical |
| 3. | (C) - (i) vestigial, (ii) anatomical, (D) - (i) mutations, (ii) multiplication |
| 4. | (D) - (i) small variations, (ii) survival, (A) - (i) convergent |
© 2024 GoodEd Technologies Pvt. Ltd.