Cell - The Fund...

Which of the following statements are true about endoplasmic reticulum?

(a) Smooth endoplasmic reticulum makes lipids.
(b) It is also called the control centre of the cell.
(c) RER has ribosomes attached to its surface.
(d) It modifies chemicals that are toxic to the cell.

Which of the following is true for a plasma membrane?

Which of the following cell constituents cannot be seen while observing a human cheek cell?

Which of the following is true for proteins that are secreted by cells?

The nucleolus helps in the formation of

Mitochondria and chloroplasts are similar because

The cell organelle storing substances like starch, oil and proteins is

The lipids and proteins essential for the formation of cell membrane are synthesised in

Plasmolysis in a plant cell is defined as

The amount of DNA doubles during which phase of the cell cycle?

Meiosis can be best studied from which of the following tissues?

The above figure gives three characteristics of X. Choose the correct sentence about X from among the following:

Read the following sentences and choose the correct option.

A (Assertion): Smaller cells are more effective in transporting materials.
R (Reason): Smaller cells have high surface to volume ratio.

Observe the above figure of nucleus and choose the incorrect answer.

Refer to the Venn diagram given above and choose the incorrect answer about A, B and C.

Refer to the above diagram and choose the incorrect option.

The above diagram gives three characteristics of X. Choose the sentence(s) which is/are correct for X.

a. X is only present in the leaves.
b. X is a type of plastid.
c. X is a non-membranous structure.
d. X contains chlorophyll.

Which of the following organelles is/are surrounded by a single membrane?

Why are capsicums and tomatoes red/yellow in colour?

During prophase, the chromosomes split into _________, which are joined at __________.