Cell - The Fundamental Unit of Life Test

Result

Cell - The Fundamental Unit of Life Test - 2

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

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

A
Root tip

B
Shoot apex

C
Xylem

D
Anther lobes

Solution

Meiosis takes place in sex cells. Anther lobes are the male reproductive parts of the flower. Anther lobes produce pollen grains which can be used to study meiosis.
Question 2
1 / -0

Directions For Questions

Read the following sentences and choose the correct option.

...view full instructions

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

A
Both A and R are true but R does not explain A.

B
Both A and R are true and R is correct explanation of A.

C
A is true but R is false.

D
R is true but A is false.

Solution

Both A and R are true and R is correct explanation of A. Smaller cells are more effective in transporting materials because they have high surface to volume ratio.
Question 3
1 / -0

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

A
Mitochondria

B
Nucleus

C
Lysosome

D
Plastid

Solution

This is correct. Lysosomes are surrounded by a single membrane.
Question 4
1 / -0

Why are capsicums and tomatoes red/yellow in colour?

A
They obtain that colour upon ripening.

B
They are hybrids.

C
They contain chromoplasts, which impart them colour.

D
They have choloroplasts, which imparts them colour.

Solution

Capsiums and tomatoes are red in colour due to the presence of different pigments like xanthophyll and carotenoids. These pigments are present in chromoplasts and are responsible for imparting colours like orange and yellow.

Chloroplasts are the plastids responsible for imparting green colour to various plant parts.