Smartindia Classroom
CONTENTS
English
Computer
Mathematics
History
Geography
Physics
Chemistry
Biology
Malayalam
Back to home
Start Practice
Question-1
Note the relation between the first two words and fill in the blank.
Chlorophyll a: CH
3
…. Chlorophyll b : _____
(A)
CHO
(B)
CH
2
OH
(C)
COOH
(D)
C
2
H
5
Question-2
Find the chemosynthetic bacteria
(A)
Sulpher bacteria
(B)
Nitrifying bacteria
(C)
Both a and b
(D)
Soil bacteria
Question-3
Find the chemical formula of chlorophyll ‘a’
(A)
C
55
H
72
O
5
N
4
Mg
(B)
C
55
H
70
O
6
N
4
Mg
(C)
C
45
H
42
O
5
N
4
Mg
(D)
C
25
H
60
O
5
N
5
Mg
Question-4
The core metal of chlorophyll is
(A)
Fe
(B)
Mg
(C)
Ni
(D)
Cu
Question-5
Name the pigment seen in autotrophic bacteria.
(A)
Chlorophyll
(B)
Xanthophyll
(C)
Antho cyanin
(D)
Carotene
Question-6
Which rays of visible light are absorbed by chlorophyll ‘a’ and chlorophyll ‘b’?
(A)
Blue
(B)
Red
(C)
a and b
(D)
Violet
Question-7
Find the catabolic process from the following.
(A)
Photosynthesis
(B)
Respiration
(C)
Protein synthesis
(D)
(a) and (b)
Question-8
All the pigments are located in _____ membranes of chloroplast.
(A)
Stroma
(B)
Grana
(C)
Thylakoid
(D)
Starch granules
Question-9
Which pigment gives yellow, orange and brown colours to leaves?
(A)
Carotenoids
(B)
Anthocyanine
(C)
Xanthophyll
(D)
Chlorophyll
Question-10
Which pigment directly take part in photosynthesis?
(A)
Chlorophyll ‘a’
(B)
Chlorophyll ‘b’
(C)
Carotene
(D)
Xanthophyll
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Std 9
Kerala (English Medium)
Practice in Related Chapters
For Obtaining Energy
The mystery of growth
Towards a Healthy Life
The Continuity Of Life
Circulatory Pathways
Movement and Locomotion
The Sign of Life
The Chemical Changes of Food
Food for the Living World
Beyond the Sense of Taste
Tissue to Tissue
Protectors of Biosphere
Food Through Digestive Tract
Simple Nutrients into Cells
Breathing for Energy
Excretion to Maintain Homeostatis
The Biology of Movement
Division for Growth and Reproduction
Powered By
