Ib biology cell biology assesment

Cell Biology- Assessment

Multiple Choice questions (1 point each)

1) Which of the following will contribute to the cell theory?

I. Living organisms are composed of cells.

II. All cells come from pre-existing cells by mitosis.

III. Cells are the smallest units of life.



A. I only

B. II only

C. I and III only

D. I, II and III

ANSWER: D



2) What features of a cell favour efficient removal of waste products?




ANSWER: B

, 3) During which stage does the cell surface area to volume ratio decrease?

A. Interphase

B. Metaphase

C. Telophase

D. Cytokinesis



ANSWER: A

4) Which mitotic phase is labelled X in the micrograph of an onion (​Allium cepa​) root tip?




A. Prophase
B. Metaphase
C. Anaphase
D. Telophase

ANSWER: A