Smartindia Classroom
CONTENTS
Maths
English
Physics
Chemistry
Biology
History
Geography
Computer
Economics
Back to home
Start Practice
Question-1
The other name of asexual reproduction.
(A)
Vegetative propagation
(B)
Germination
(C)
Pollination
(D)
Fertilization
Question-2
Couch grass propagate by using:
(A)
Stolons
(B)
Rootstocks
(C)
Rhizomes
(D)
Bulbs
Question-3
How are carnations, geraniums and chrysanthemums commonly propagated?
(A)
By tissue culture
(B)
By cutting
(C)
By stem tuber
(D)
By bulbs
Question-4
The nutrient medium used to grow the tissue in tissue culture.
(A)
Agar
(B)
Lime water
(C)
Glucose solution
(D)
NPK mixture
Question-5
If a gardener wanted to propagate a useful variety of apple tree in a way which maintained all its desirable qualities, which of the following techniques would be used?
(A)
Planting stem cuttings in potting compost
(B)
Grafting stem cuttings onto a rootstock
(C)
Cross pollinating
(D)
Growing the seeds produced from the useful variety
Question-6
Where is food stored in potatoes?
(A)
Stem
(B)
Root
(C)
Stem tuber
(D)
Bulb
Question-7
Which of the following statement is NOT true?
(A)
Sexual reproduction produce variation
(B)
Vegetative propagation produces genetically identical offspring.
(C)
There is seed dispersal mechanism in sexually reproducing plants.
(D)
There is vegetative dispersal mechanism in asexually reproducing plants.
Question-8
What is one advantage of taking cuttings from plants?
(A)
New, genetically identical plants can be grown quickly and cheaply.
(B)
All the offspring produced will be susceptible to the same diseases.
(C)
New varieties are produced with each cutting, depending on which plant hormone is used.
(D)
All of the above
Question-9
In natural vegetative propagation, which of the following structures are most likely to give rise to new individuals?
(A)
Stems
(B)
Roots
(C)
Leaves
(D)
Flowers
Question-10
The shapeless mass of cells formed during the process of tissue culture.
(A)
Clone
(B)
Callus
(C)
Stolon
(D)
Bulb
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Cambridge Secondary Grade 9
IGCSE
Practice in Related Chapters
The Interdependence of Living Organisms
Feeding
Keeping Healthy
Transport in Plants
Classification
Cells and Tissues
Movement in and out of Cells
Personal Health
Animal Nutrition
Reproduction
Sensitivity
Cells the Building Blocks
Genetics
The Skeleton, Muscles and Movement
A Sexual Reproduction and Cloning Plants
The Senses
Survival
Co-ordination
Energy for Respiration
The Chemicals of Living Cells
How Substances Get In and Out of Cells
Plants for Food
Photosynthesis and Nutrition in Plants
Plant Structure and Function
Food and Diet
The Human Impact on the Environment
Digestion, Absorption and Use of Food
The Blood Circulatory System
Breathing
Excretion and the Kidneys
Human Reproduction
Classification
Conservation
Micro Organisms
Reproduction in Flowering Plants
Movement and Locomotion
Growth and Development
Disease: causes, transmission and control
Ecosystems
Population
Powered By
