Important Scientific Terms MCQs with Answers

evolution occurs when two species share a common ancestor and evolve one or more characteristics that make them different from each other.

• A.Divergent
• B.Convergent
• C.Parallel
• D.Adaptive

Which of the following is used to calculate the film thickness in a mass transfer process?

• A.Prandtl number
• B.Reynolds number
• C.Nusselt number
• D.Schmidt number

Which species concept is currently most popular among most biologists?

• A.Biological species concept
• B.Morphological species concept
• C.Phylogenetic species concept
• D.Ecological species concept

Learning is change in behaviour as a result of _?

• A.Experience
• B.Maturation
• C.Instinct
• D.Heredity

Escape out of gas molecules from tiny hole is called _?

• A.Diffusion
• B.Effusion
• C.Osmosis
• D.Sublimation

The branch of botany that deals with the classification and evolutionary study of plants is called?

• A.Taxonomy
• B.Palaeobotany
• C.Phytogeography
• D.Systematics

Materials that undergo plastic deformation before breaking are called ?

• A.Brittle
• B.Ductile
• C.Elastic
• D.Malleable

What was the species concept most used by Linnaeus?

• A.Ecological
• B.Biological
• C.Phylogenetic
• D.Morphological

Which is INCORRECT about the globular proteins?

• A.They are soluble in water
• B.They have a roughly spherical shape
• C.Abundantly found in hair
• D.Enzymes are globular proteins

Increased quantity and quality of fish production is known as?

• A.Apiculture
• B.Pisciculture
• C.Sericulture
• D.Horticulture