1.Word building.

noun	verb	adjective
captivity
	adhere
		flat
		related
	possess
		vital
characteristic
number
	recognize

2.Match parts to get compound words.

other	worm
multi	road
back	fish
cuttle	wise
draw	cellular
green	back
flat	house
cross	bone

3.Match a word in A to an antonym in B.

A		B
1	posterior	a	increase
2	diminish	b	indistinctive
3	vital	c	anterior
4	expel	d	excretion
5	distinctive	e	primitive
6	complex	f	retain
7	absorption	g	permeable
8	dense	h	unimportant

4.Label parts of the eye.

Iris, pupil, lens, cornea, retina, optic nerve.

1

5.Choose the correct word to complete the sentences.

To identify pumps ink excretory three chambers feeding surrounded

Squid have …...... hearts. Two branchial hearts, …....... the gills, each surrounding the larger systemic heart that …....... blood around the body. The hearts have a faint greenish appearance and are …........ by the renal sacs – the main …....... system of the squid. The kidneys are faint and difficult …....... and stretch from the hearts (located at the posterior side of the…........ sac) to the liver. The systemic heart is made of three…....... , a lower ventricle and two upper auricles.

Working with word combinations and sentences

6.Give English equivalents to the following word combinations.

Многоклеточное животное, различные сообщества, единственная особенность, отсутствие позвоночника, вымершие формы, пресная вода, образовать тип, отличительные черты, жизненно-важные органы. Большая полость, пищеварительный тракт, внутренности, заключенный в полости, сложный мозг, обладать сильными мышцами, мышцы, предназначенные для сокращения, сильный клюв, слюнные железы, задний отдел, взвесь меланина, замечательное разнообразие, приспособление для маскировки, прямой контакт, прикрепить к телу, захватить добычу, уплощенный кончик, способность менять цвета, многочисленные хроматофоры, плотная группа, участок кожи.

7.Match the beginning and the ending of the sentences.

1	The vampire squid can luminescence for longer than two minutes as a result	a	which is usually followed by an escape response.
2	The arm tip organs can also luminescence by glowing or flashing	b	by the arm tip organs or an undiscovered visceral organ and can glow for up to 9.5 minutes.
3	The third and final form of luminescence are luminescent clouds which appear	c	of the photophores which either glow simultaneously, flash one to three times per second, or pulsate.
4	The particles are thought to be released	d	a mucous matrix with glowing particles in it.