Consider the following statements:
I. The first organisms that invaded land were the plants
II. Lobefins evolved into first amphibians.
III. Ramapithecus was monre ape-like and Dryopithecus was more man-like.
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
What kind of evidence suggested that man is more closely related to a chimpanzee than to other hominoid apes?
| 1. | Comparison of chromosome morphology only. |
| 2. | Evidence from fossil remains, and the fossil mitochondrial DNA alone. |
| 3. | Evidence from DNA extracted from sex chromosomes, autosomes, and mitochondria. |
| 4. | Evidence from DNA from sex chromosomes only. |
Which of the following had the smallest brain capacity?
1. Homo erectus
2. Homo sapiens
3. Homo neanderthalensis
4. Homo habilis
Humans appeared during the epoch:
1. Pleistocene
2. Pliocene
3. Miocene
4. Oligocene
Dinosaurs became extinct during the geological period:
1. Carboniferous
2. Jurassic
3. Cretaceous
4. Tertiary
The dominant plants during the Jurassic period were:
1. Bryophytes and Ferns
2. Gymnosperms
3. Monocots
4. Dicots
Two mya, Australopithecines probably lived in:
1. Western Africa
2. Eastern African grasslands
3. South America
4. South East Asia
The extinct reptilian lineage that evolved into dinosaurs and later on the birds is:
| 1. | Pelycosaurs | 2. | Synapsids |
| 3. | Tuataras | 4. | Thecodonts |
Identify the incorrect fact regarding the Neanderthal man:
1. Cranial capacity of around 1400 cc
2. Lived in East and Central Africa
3. Used hides to protect their bodies
4. Buried their dead
Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as :
1. Genetic flow
2. Genetic drift
3. Random mating
4. Genetic load
Choose the correct match with respect to cranial capacity
1. Neanderthal man – 1800 cc
2. Homo habilis – 650 cc
3. Homo erectus – 200 cc
4. Australopithecus – 900 cc
The man who lived near east and central Asia between 1,00,000-40,000 years back was
1. Neanderthal man
2. Deyopithecus
3. Australopithecus
4. Homo habilis
The illustration below shows the skull of two different mammals. Use the illustration to answer the question that follows
Which of the following accurately describes the differences between these skulls?
1. Skull A has more teeth than skull B
2. Skull A has more brain capacity than skull B
3. Skull A is of a primate and skull B is not of a primate
4. Skull A is the skull of an ape and skull B is the skull of human
Given below are four statements (a-d) each with one or two blanks. Select the option which correctly fills up the blanks in the two statements
Statements
a. Eye of the octopus and mammals are result of i evolution.
b. Miller created electric discharge in a closed flask containing CH4, H2, NH3 and water vapour at i . He observed the formation of ii .
c. Mutations are random and i , while Darwinian variations are small and ii .
d. Homo erectus had a large brain around i . Homo erectus probably ate ii .
Options
1 a - (i) Divergent
b - (i) 800 C; (ii) Nucleotides
2 b - (i) 800 C; (ii) Amino acids
c - (i) Directional; (ii) Directionless
3 c - (i) Directionless; (ii) Directional
d - (i) 900 cm3; (ii) Meat
4 a - (i) Convergent evolution
b - (i) 1400 cm3; (ii) Fruits
How many years ago agriculture came and human settlements started ?
1. 8000 years ago
2. 18000 years ago
3. 10000 years ago
4. 12000 years ago
Choose the incorrect match
1. Homo habilis – 650 - 800 cc
2. Homo erectus – 900 cc
3. Neanderthal man – 1000 cc
4. Cro-Magnon man – 1650 cc
Which of the following did not evolve from Psilophyton?
1. Ferns
2. Ginkgos
3. Conifers
4. Bryophytes
| A | B | C | D | E | F | |
| 1. | Thecodonts | Sauropsids | Therapsids | Synapsids | Pelycosaurs | Dinosaurs |
| 2. | Synapsids | Pelycosaurs | Sauropsids | Dinosaurs | Therapsids | Thecodonts |
| 3. | Sauropsids | Synapsids | Pelycosaurs | Thecodonts | Therapsids | Dinosaurs |
| 4. | Therapsids | Synapsids | Pelycosaurs | Dinosaurs | Sauropsids | Thecodonts |
| Statement I: | The skull of the baby chimpanzee is more like an adult human skull than an adult chimpanzee skull. |
| Statement II: | Infants of both species have large craniums and small faces. |
| 1. | 200 mya | 2. | 300 mya |
| 3. | 400 mya | 4. | 500 mya |
| 1. | Fossils discovered in Java |
| 2. | Lived about 1.5 mya |
| 3. | Had a large brain around 900cc |
| 4. | Probably, did not eat meat |
| (a) | According to Thomas Malthus, populations are stable in size except for seasonal fluctuations. |
| (b) | When we describe the story of life on earth, we treat evolution as a consequence of a process called natural selection. |
| (c) | Fitness is the end result of the ability to adapt and get selected by nature. |
| Assertion (A): | There must be a genetic basis for getting selected and to evolve. |
| Reason (R): | Natural selection is most often defined to operate on heritable traits. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
| 1. | therapsids | 2. | thecodonts |
| 3. | pterosaurs | 4. | plesiosaurs |