WAEC Biology Past Questions & Answers - Page 251

1,251.

Which of the following features of the tadpole indicates that the animal is herbivorous? its

A.

operculum

B.

muscular tail

C.

long coiled intestine

D.

internal gills

Correct answer is C

No explanation has been provided for this answer.

1,252.

Which of the following protozoans feeds parasitically?

A.

Paramecium

B.

Chlamydomonas

C.

Plasmodium

D.

Euglena

Correct answer is C

No explanation has been provided for this answer.

1,253.

Which of the following enzymes does not belong to proteases?

A.

Sucrase

B.

Pepsin

C.

Trypsin

D.

Erepsin

Correct answer is A

No explanation has been provided for this answer.

1,254.

Which of the following enzymes is not one of the main classes of enzymes?

A.

Sucrase

B.

Amylases

C.

Proteases

D.

Lipases

Correct answer is A

No explanation has been provided for this answer.

1,255.

Use the following equations to answer the question below
I - Boiled saliva + starch → X
II - Fresh saliva + starch → Y

What substances do X and Y represent?

A.

X = Maltose and Y = Sugar

B.

X = Starch and Y = Maltose

C.

X = Sugar and Y = Starch

D.

X = Maltose and Y = Starch

Correct answer is B

No explanation has been provided for this answer.