Multiple Choice Questions 10×1=10
1
Which part of the flower is responsible for producing pollen?
A
Stigma
B
Anther
C
Ovary
D
Petal
2
Which structure forms the female gametophyte in flowering plants?
A
Pollen grain
B
Ovule
C
Anther
D
Sepal
3
Double fertilization involves:
Hint: Double fertilization is unique to angiosperms and involves two fertilization events
A
Fertilization of the egg
B
Fertilization of two eggs
C
Fertilization of the egg and the tube cell by two sperm
D
Fertilization of the egg and the fusion nucleus by two sperm in the same embryo sac
4
What is the usual method of reproduction in bacteria?
A
Budding
B
Binary fission
C
Spore formation
D
None of these
5
Which plant reproduces by tubers?
Vegetative Propagation Methods
A
Ginger
B
Onion
C
Potato
D
None of these
6
What happens when endospores are exposed to favorable conditions?
A
They die
B
They burst
C
They germinate into new bacteria
D
They remain dormant
7
Which of the following is an example of a plant grown from stem cuttings?
A
Sweet potato
B
Grapevine
C
Almond
D
Wheat
8
Which of following plant is propagated by grafting?
Note: Grafting is commonly used for fruit trees and ornamental plants
A
Rose
B
Sweet potato
C
Almond
D
Wheat
9
What is the function of the calyx in a flower?
Stigma
Style
Ovary
Anther
Filament
Petal
Sepal (Calyx)
A
To produce pollen
B
To support the ovary
C
To protect the developing flower
D
None of these
10
What is the term for the development of fruits without fertilization?
A
Parthenocarpy
B
Pollination
C
Double fertilization
D
Germination
Short Answer Questions 15×2=30
1
Write a short note on spore formation in fungi.
2
Describe how vegetative propagation occurs through runners.
3
State how potatoes reproduce through tubers.
4
Differentiate between: Binary fission in bacteria and amoeba.
5
Describe the advantages and disadvantages of vegetative propagation.
6
Name the four whorls present in a flower and also tell the components of each whorl.
Hint: Think about the layers of a flower from outermost to innermost
7
Differentiate between: Calyx and corolla.
9
What are suckers? Give one example?
11
What is the main advantage of vegetative propagation?
12
What is alternation of generation?
13
Write names of different parts of flower?
14
Differentiate between self-pollination and cross-pollination?
15
Differentiate between microscope mother cells and microspores?