Plastids

Question 1

What colour are leucoplasts?

Answer 1

Colourless

Question 2

What colour are chromoplasts?

Answer 2

Various colours other than green.

Question 3

What colours are chloroplast?

Answer 3

Green

Question 4

What are the types of leucoplasts?

Answer 4

Amyloplast (starch)
Eleuroplast (lipids)
Aleuroplast (proteins)

Question 5

What is the function of chloroplast?

Answer 5

Photosynthesis.

Question 6

The chloroplasts contain ______ and ______
which are responsible for trapping light energy essential for photosynthesis.

Answer 6

chlorophyll, carotenoids

Question 7

In the chloroplasts, fat soluble ________ pigments like _________ and ___________
are present.

Answer 7

carotenoid
carotene
xanthophylls

Question 8

DNA of chloroplast:

Answer 8

Plastidome

Question 9

Gel like substance present in the plastic is called?

Answer 9

Stroma

Question 10

What are disc like structures present in the plastids called?

Answer 10

thylakoids

Question 11

Thylakoids of different grana are connected by:

Answer 11

Stroma Lamellae

Question 12

The membrane of the thylakoids enclose a space called:

Answer 12

Lumen

Question 13

Where are chlorophyll pigments found?

Answer 13

Thylakoids

Question 14

What type of ribosomes are present in the chloroplast?

Answer 14

70’s

Question 15

What are the functions of plastids?

Answer 15

Food production
Maintains CO2 and O2 balance
Source of fossil fuels

Question 16

Chloroplasts are majorly found in:

Answer 16

Mesophyll leaves

Question 17

What process is grana involved in?

Answer 17

Light reaction

Question 18

What reaction is stroma involved in?

Answer 18

Dark reaction

Question 19

Plastids are present in animal cells.
TRUE OR FALSE

Answer 19

FALSE

Question 20

Plastids are present only in plants and euglenoids.
TRUE OR FALSE

Answer 20

TRUE