wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

AE unit 5-6

Total questions: 57

Worksheet time: 29mins

Name
Class
Date
1.

What compound causes the bitter taste in grapefruit?

a)

AMP

b)

Naringin

c)

Sucralose

d)

Glucose

2.

What is AMP used for in the passage?

a)

Making juice sweeter

b)

Blocking bitterness

c)

Enhancing sour taste

d)

Preserving food

3.

Why do manufacturers choose grapefruits with less naringin?

a)

They are cheaper

b)

They taste sweeter

c)

They look better

d)

They spoil slower

4.

Antioxidants help protect the body by…

a)

Creating new cells

b)

Reacting with free radicals

c)

Increasing bitterness

d)

Reducing sugar

5.

Who discovered the genes related to detecting bitterness?

a)

Wooding

b)

Zuker

c)

Mesgarani

d)

Glenny

6.

Supertasters tend to…

a)

Drink more alcohol

b)

Avoid bitter foods

c)

Prefer salty foods

d)

Have fewer taste buds

7.

What percentage of people are sensitive to bitter compounds like PTC?

a)

25%

b)

50%

c)

75%

d)

90%

8.

Plants use bitterness primarily to…

a)

Attract more animals

b)

Signal possible danger

c)

Improve taste

d)

Increase nutrition

9.

What does “cater” mean in the context?

a)

Ignore

b)

Block

c)

Provide for

d)

Remove

10.

Why is bitterness research important?

a)

It improves plant growth

b)

It helps understand genetic diseases

c)

It improves acceptance of nutritious foods

d)

It reduces food allergens

11.

Which of the following is a compound sentence?

a)

Because I was tired, I slept early.

b)

I was tired, so I slept early.

c)

When I was tired, I slept.

d)

Tired, I slept early.

12.

Which conjunction expresses contrast?

a)

And

b)

So

c)

But

d)

For

13.

A compound sentence must include…

a)

Two dependent clauses

b)

Two independent clauses

c)

One phrase

d)

One noun clause

14.

“I studied the text, ___ I made a Venn diagram.”

a)

but

b)

or

c)

so

d)

because

15.

Which essay part restates the thesis?

a)

Body

b)

Hook

c)

Conclusion

d)

Topic sentence

16.

What is the purpose of a thesis statement?

a)

To summarize

b)

To share personal opinion

c)

To present the main idea

d)

To list citations

17.

Which sentence type best connects related ideas smoothly?

a)

Simple

b)

Fragment

c)

Compound

d)

Imperative

18.

The conclusion should NOT…

a)

Introduce new ideas

b)

Restate main ideas

c)

Summarize points

d)

Provide a final thought

19.

Which signal word is used in a cause-effect conclusion?

a)

While

b)

As a result

c)

Similarly

d)

However

20.

Which sentence is correctly punctuated?

a)

I like biology but my friend prefers chemistry.

b)

I like biology, but my friend prefers chemistry.

c)

I like biology but, my friend prefers chemistry.

d)

I like biology, and but my friend prefers chemistry.

21.

What are producers in the marine food chain?

a)

Fish

b)

Phytoplankton

c)

Sharks

d)

Crabs

22.

Primary consumers are…

a)

Top predators

b)

Herbivores

c)

Omnivores

d)

Decomposers

23.

Decomposers mainly function to…

a)

Hunt

b)

Produce oxygen

c)

Recycle nutrients

d)

Eat plants

24.

What is an example of a top predator mentioned?

a)

Herring

b)

Phytoplankton

c)

Herbivorous zooplankton

d)

Seagrass

25.

The professor introduces seafood topic by…

a)

Telling a joke

b)

Giving an example

c)

Asking a question

d)

Quoting an expert

26.

Marine food webs show…

a)

Only producers

b)

Only predators

c)

Feeding interactions

d)

Migration routes

27.

Herbivorous zooplankton eat…

a)

Phytoplankton

b)

Sharks

c)

Other zooplankton

d)

Seals

28.

Carnivorous zooplankton belong to trophic level…

a)

1

b)

2

c)

3

d)

4

29.

Why does the professor mention whale sharks?

a)

To explain migration

b)

To show they eat plankton

c)

To compare size

d)

To talk about reproduction

30.

Decomposers are examples of…

a)

Autotrophs

b)

Heterotrophs

c)

Producers

d)

Herbivores

31.

“Metabolism” refers to…

a)

Cell division

b)

Chemical reactions in the body

c)

Temperature regulation

d)

Growth only

32.

“Symbiosis” means…

a)

Competition

b)

Predation

c)

Close relationship between species

d)

Migration

33.

Amphibians live…

a)

Only on land

b)

Only in water

c)

In water and on land

d)

Only in deserts

34.

A vertebrate has…

a)

No organs

b)

A backbone

c)

Scales

d)

Wings

35.

“Pathogen” refers to…

a)

A healthy cell

b)

A disease-causing organism

c)

A digestive enzyme

d)

A muscle tissue

36.

Which is a sequencing word?

a)

Although

b)

Next

c)

Because

d)

Unless

37.

“Heredity” means…

a)

Breaking down food

b)

Passing traits to offspring

c)

Maintaining balance

d)

Removing waste

38.

A biome is…

a)

A single organism

b)

A population

c)

A large ecological region

d)

A genetic mutation

39.

Which of the following is an omnivore?

a)

Cow

b)

Lion

c)

Bear

d)

Sheep

40.

“Consume” means…

a)

To produce

b)

To eat or use

c)

To store

d)

To protect

41.

The research discussed in the text focuses on…

a)

Improving hearing aids

b)

Converting thoughts into speech

c)

Teaching robots to read books

d)

Brain surgery techniques

42.

The institute leading the research is…

a)

Harvard University

b)

Stanford Lab

c)

Mortimer B. Zuckerman Brain Institute

d)

Mayo Clinic

43.

A vocoder is used to…

a)

Record brain activity

b)

Turn signals into speech

c)

Produce electricity

d)

Read text aloud

44.

The device may help people with…

a)

Nearsightedness

b)

ALS or speech loss

c)

Heart conditions

d)

Bone fractures

45.

“Brain fingerprints” refer to…

a)

Nerve endings

b)

Unique brain patterns for words

c)

Hand movements

d)

DNA codes

46.

The initial speech output was…

a)

Perfect

b)

Very natural

c)

Robotic

d)

Completely silent

47.

The DNN improved the speech by…

a)

Increasing volume

b)

Refining clarity

c)

Removing accents

d)

Adding background music

48.

ECoG involves placing electrodes…

a)

On the skin

b)

On the brain surface

c)

In the ear

d)

In the throat

49.

The ultimate goal is to…

a)

Teach computers to talk

b)

Let people speak just by thinking

c)

Create fast computers

d)

Improve MRI machines

50.

The vocoder used is called…

a)

AI-Voice

b)

WORLD

c)

SONIC

d)

SPEECH-X

51.

The research participants were…

a)

Stroke survivors

b)

Epilepsy patients

c)

Students

d)

Surgeons

52.

The technology uses…

a)

Linear algebra

b)

3D printing

c)

Artificial intelligence

d)

Ultrasound

53.

Accuracy improved because…

a)

Researchers added music

b)

The DNN captured complex patterns

c)

Patients trained longer

d)

They spoke louder

54.

The system translates…

a)

Heartbeats to speech

b)

Thoughts to speech

c)

Eye movements to speech

d)

Hand signs to words

55.

The research offers hope for people with…

a)

Skin diseases

b)

Vision loss

c)

Speech impairments

d)

Broken bones

56.

Which sentence is correct?

a)

The results shows improvement.

b)

The results show improvement.

c)

The results showing improvement.

d)

The results is showing improvement.

57.

“Each student ___ a summary.”

a)

write

b)

writes

c)

writing

d)

written