Questions
Question 1 Multiple Choice (Single Answer)
What is the sudden appearance of an ancestral character called?
- Evolution
- Mutation
- Atavism
- Heredity
Question 2 Multiple Choice (Single Answer)
One of the most important theories of (evolution) Biology was proposed independently by two scientists in the 19th century. These scientists were
- Beadle and Tatum
- Watson and Crick
- Wallace and Darwin
- Mendel and Lemarck
Question 3 Multiple Choice (Single Answer)
Which of the following are the most essential for the origin of life?
- Enzymes
- Proteins
- Carbohydrates
- Nucleic acids
Question 4 Multiple Choice (Single Answer)
Which of the following is a connecting link between chordates and non-chordates?
- Peripatus
- Balanoglossus
- Sphenodon
- Tachyglossus
Question 5 Multiple Choice (Single Answer)
Tendrils of pea are homologous to
- spines of opuntia
- thorns of lemon
- cucurbita tendrils
- leaves of cactus
Question 6 Multiple Choice (Single Answer)
During which of the following periods were the dinosaurs abundant?
- Archeozoic
- Coenozoic
- Mesozoic
- Palaeozoic
Question 7 Multiple Choice (Single Answer)
Which of the following was the first to be formed during origin of life?
- Coacervates
- Viriods
- Mycoplasma
- Cyanobacteria
Question 8 Multiple Choice (Single Answer)
Hugo de Vries proposed the theory of organic evolution, which is based on
- discontinuous variations
- continuous variations
- variations due to environment
- variations due to genetic reasons
Question 9 Multiple Choice (Single Answer)
Which of the following is used for dating the bones?
- P32
- I121
- C14
- H3
Question 10 Multiple Choice (Single Answer)
Which of the following is a set of homologous organs?
- Hind limbs of birds and reptiles
- Wings of bats and birds
- Pectoral fins of fishes and wings of birds
- Wings of bats and locusts