WAEC Biology Past Questions & Answers - Page 366

1,826.

The bicuspid valve is located between the

A.

left auricle and left ventricle

B.

right auricle and right ventricle

C.

left and right ventricle

D.

left and right auricle

E.

left auricle and right ventricle

Correct answer is A

No explanation has been provided for this answer.

1,827.

Which of the following is not seen in the transverse section of a young monocotyledonous stem?

A.

Parenchyma

B.

Phloem

C.

Xylem

D.

Cambium

E.

Sclerenchyma

Correct answer is D

No explanation has been provided for this answer.

1,828.

Which of the following substances from the mother's blood diffuses through the placenta into the blood vessels of the feotus?

A.

Carbon dioxide and oxygen

B.

Glycogen and starch

C.

Urea and carbon dioxide

D.

Glucose and oxygen

E.

Digested food and carbon dioxide

Correct answer is D

No explanation has been provided for this answer.

1,829.

Which of the following is not part of the female reproductive system?

A.

Ovary

B.

Seminal vessicle

C.

Uterus

D.

Vagina

E.

Fallopian tube

Correct answer is B

No explanation has been provided for this answer.

1,830.

What part of the ear maintains balance?

A.

Ossicles

B.

Tympanic membrane

C.

Eustachian tube

D.

semicircular canals

E.

Cochlea

Correct answer is D

No explanation has been provided for this answer.