WAEC Biology Past Questions & Answers - Page 357

1,781.

Which of the following is not correct about a fruit? lt

A.

may contain many seeds

B.

is a mature ovary

C.

is covered by the pericarp

D.

may develop from the receptacle

E.

possesses only one scar

Correct answer is C

No explanation has been provided for this answer.

1,782.

Which of the following specialized structures are stimulated by touch, pressure, pain, heat, and cold?

A.

Receptors

B.

Synapses

C.

Cell bodies

D.

Myelin sheaths

E.

Relay neurons

Correct answer is A

No explanation has been provided for this answer.

1,783.

The brain and the spinal cord make up the

A.

peripheral nervous system

B.

automatic nervous system

C.

central nervous system

D.

somatic nervous system

E.

sympathetic nervous system

Correct answer is C

No explanation has been provided for this answer.

1,784.

Auxins are produced in the

A.

petiole of leaves

B.

parenchyma of roots and shoots

C.

epidermis of roots and shoots

D.

apical regions of roots and shoots

E.

sclerenchyma tissues of roots and shoots

Correct answer is D

No explanation has been provided for this answer.

1,785.

The pituitary gland is called the Master gland because

A.

it is located in the brain

B.

its secretion are the more numerous than those of the other glands

C.

its secretion controls the other glands

D.

it is the only organ that produces hormone

E.

it regulates muscular movements

Correct answer is C

No explanation has been provided for this answer.