Cell Structure in Eukaryotic Cells

Q. Who discovered cells and how?

Q.

What is the difference between centromere, centrosome and centriole?

Q. Differentiate between bacterial cell and plant cell.

Q.

A well-defined nucleus is absent in:

1. Prokaryotic cell

2. Plant cell

3. Animal cell

4. Eukaryotic cell

Q. Which of the following organelles is found only in plant cells?

1. Lysosome
2. Chloroplast
3. Ribosome
4. Mitochondria

Q. Explain the process of phagocytosis in amoeba with the help of a suitable digram.

Q. Which part in plants secrete cellulose, pectin, lignin, Subeirn and cuitin???

Q.

Find the incorrect statement regarding cell organelles from the following

1. A cell functions because of its organelles.

2. Cell organelles are present outside each cell.

3. The organelles help in division of labour in the cell

4. Each kind of cell organelle performs a special function

Q. An is a tiny cellular structure that performs specific functions within a cell.

1. organelle
2. animalcule
3. molecule

Q.

Distinguish between the following

(a) Chromoplast and chloroplast

(b) Ribosome and centrosome.

Q.

Find the odd one out, give reason:

Chloroplast, chlorophyll, centrosome, granum

Q. Short note on cell organelles and cytoplasm.

Q.

What is the most important difference between a prokaryote and the eukaryote cell?

1. The presence of true nucleus in eukaryotes

2. The presence of cell membrane the prokaryotes

3. The presence of heredity material in eukaryotes

4. The absence of centromere in prokaryotes

Q.

Organelles found outside a eukaryotic cell and usually involved in movement of the cell or movement of substances past the cell are called

1. cytoplasm and endoplasm

2. cilia and flagella

3. Nucleus and nucleolus

4. Cell walls and plasmodesmata

Q.

Differentiate between Cell organelles and Cell inclusions

Q. Identify the correct statement.

Statement 1: Amoeba uses pseudopodia for locomotion.

Statement 2: The ability of Amoeba to change their shape is due to the formation of pseudopodia.

1. Only statement 2 is correct.
2. Both the statements are correct.
3. Both the statements are incorrect.
4. Only statement 1 is correct.

Q. ___ lacks a nuclear membrane.

1. Yeast
2. Ovum
3. Bacteria
4. Kidney cell

Q.

Where does Central Dogma occur in prokaryotes?

Q.

What is the difference between cell organelles and organs ?

Q.

Question 43
How is a bacterial cell different from an onion peel cell?

Q. An amoeba engulfs its food through the process of _________.

1. diffusion
2. exocytosis
3. endosmosis
4. endocytosis

Q. What is cilia?

Q.

differences between prokaryotic cells and eukaryotic cells?

Q. How is a prokaryotic cell different from a eukaryotic cell?

Q.

Can prokaryotes photosynthesize?

Q.

___ helps in pulling chromatids apart during cell division in animal cells.

1. Centrosome

2. Endoplasmic reticulum

3. Mitochondrion

4. Ribosome

Q. An amoeba engulfs its food through the process of _________.

1. diffusion
2. exocytosis
3. endosmosis
4. endocytosis

Q.

What is a prokaryotic cell?

1. These are cells that typically have membrane-bound organelles but their DNA is not enclosed inside a nucleus

2. These are cells that typically have membrane-bound organelles and their DNA is enclosed inside a nucleus

3. These are cells that typically do not have membrane-bound organelles and they do not have their DNA enclosed inside a nucleus

4. These are cells that typically do not have membrane-bound organelles but their DNA is enclosed inside a nucleus

Q. Identify the marked part of an amoeba and list down its functions.

Q. Cell wall protects the cell from bursting.

1. False
2. True