lqc 1a exam qs

Question 1

plant and animal cells may both contain

Answer 1

mitochondria, rough and smooth endoplasmic reticulum

Question 2

the cytoplasmic connections between one plant cell and another known as

Answer 2

plasmodesmata

Question 3

prokaryotic cells and plant cells both contain

Answer 3

a cell wall and ribosomes

Question 4

Read through the following passage describing the student’s observations. Write the most appropriate word or words on the dotted lines to complete the passage. (7)

The plant cell and the ______ cell possess a nucleus containing chromosomes.

Only the _______ cell and the plant cell have a cell wall but all three cells have a cell membrane .

Centrioles are present only in the ______ cell and amyloplasts are found only in the ______ cell. Mitochondria and rough endoplasmic reticulum are not present in the _______ cell. All these cells contain structures called ________ which are involved in the synthesis of protein.

Answer 4

The plant cell and the animal cell possess a nucleus containing chromosomes.

Only the bacterial cell and the plant cell have a cell wall but all three cells have a cell membrane .

Centrioles are present only in the animal cell and amyloplasts are found only in the plant cell. Mitochondria and rough endoplasmic reticulum are not present in the bacterial cell. All these cells contain structures called ribosomes which are involved in the synthesis of protein.