CONTROLLED PRACTICE. I. Choose the correct option and answer the questions using the text of the article.

I. Choose the correct option and answer the questions using the text of the article.

1. Biologically inspired design, adaptation or derivation from nature is referred to as…

A biomimicry

B biomimesis

C biomimetics

D biognosis

2. The ability of some creatures to cling to different smooth and rough surfaces and attach at will is called…

A smart sticking

B reversible adherence

C adhesive capacity

D reversible adhesion

3. What property of biological tissues has led to the development of a new kind of artificial materials?

A self-cleanliness

B regeneration

C waterproofness

D insensitivity to impact

4. Find a synonym to the term “light-harvesting”

A refracting light

B collecting light

C taking up light

D reflecting light

5. Dermal denticals, mucus on the skin of aquatic animals and their body shape are the means of…

A protection from the salinity of seawater

B protection from parasites and infections

C drag reduction

D drag increase

6. What properties of shark skin are mimicked by boat, ship and aircraft manufacturers?

II. Decide whether the following statements are true or false and prove your answer by citing the article.

1. Nanotechnology is an entirely new field.

2. Photosynthesis is the transformation of energy that enables biochemical processes in a cell.

3. Superhydrophobia and self-cleanliness of many natural surfaces are induced by their unevenness.

4. Common manmade adhesives are reusable.

5. In order to move at high speed, most aquatic animals require high energy input.

III. Make up a plan of the article. Retell the article to your partner using the plan.

IV.Divide into groups of three or four. Each group should think of their own example of biomimetics that they have encountered in the world (do not use the examples mentioned in the article). Others should guess what natural material, object, or process this example is based on.

Lesson III

WORD-STUDY

Exercise 1. Check the transcription in a dictionary, read and translate the words listed below.

Nouns

Framework, neuron, distinction, coupling

Verbs

Execute, compute, convert, combine

Adjectives

Full-fledged, blistering, fractal, non-radiative

Exercise 2. Match Russian and English equivalents.