Practice Cell 01

Which of the following statements are true of cells?

I. Cells are the basic units of all living things.

II. Cells are the smallest part of living things.

III. We can use microscope to see cells.

• I and II

• I and III

• II and III

• all of the above

Which of the following are unicellular organisms?

I. disease

II. euglena

III. paramecium

• I and II

• I and III

• II and III

• all of the above

Which of the following is chloroplast?

• W

• X

• Y

• Z

Which of the following is true of chloroplasts?

• It contains cellulose for absorbing water

• It contains chlorophyll for making food

• It contains jelly-like substance for absorbing water

• It contains water for making food

Which of the following is cytoplasm?

• W

• X

• Y

• Z

Which of the following are true of cytoplasm?

I. It contains chromosomes

II. It contains water and many other substances

III. Many chemical reactions take place in it

• I and II

• I and III

• II and III

• all of the above

Which of the following cells do not contain a nucleus?

• Nerve cells

• Red blood cells

• Palisade cells

• Cilliated cells

Which of the following do plant cells have but animal cells do not have ?

• cell membrane

• cell wall

• cytoplasm

• nucleus

What is the function of palisade cell?

• to absorb water and minerals from the soil

• to control gaseous exchange between the leaf and the atmosphere

• to transport food from the leaves to other parts of the plant

• to carry out photosynthesis to make glucose for the plant

What is the function of root hair cell?

• to carry out photosynthesis to make glucose for the plant

• to transport food from the leaves to other parts of the plant

• to absorb water and minerals from the soil

• to control gaseous exchange between the leaf and the atmosphere