Spore Formation

Q.

Name two plants which reproduce through spores

Q.

When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them.
(a)What is this growth called?
(b)How does the growth take place?

Q.

Bread mould reproduces asexually by ________

Q.

Explain fruiting bodies.

Q.

What is a vegetative cell in microbiology?

Q.

The gills in mushrooms bear spores, which help in reproduction.

1. True
2. False

Q.

When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them. (a) What is this growth called? (b) How does growth take place?

Q.

The simple animal like Planaria can be cut into a number of pieces and each piece grows into a complex organism. what is the process known as?

1. Budding

2. Fragment

3. Spore formation

4. Regeneration

Q. Statement 1: Plants like ferns can reproduce through spores.

Statement 2: Sori are the spore forming bodies in ferns.

1. Only statement 1 is correct.
2. Only statement 2 is correct.
3. Both the statements are incorrect.
4. Both the statements are correct.

Q.

What is the difference between spores and cysts?

Q.

Reproduction through spore formation can be found in

1. Bacteria
2. Fungus
3. Algae
4. Virus

Q.

A spore-producing organism is

1. rose

2. bread mold

3. potato

4. ginger

Q. Which of the following statements are true regarding spores?

1. They are made to survive in unfavorable conditions.
2. They can germinate in unfavorable conditions.
3. They can survive in extreme weather.
4. They have a tough covering.

Q.

Thick walled, highly resistant spores produced within the bacterial cells are

1. Endospores

2. Conidia

3. Zoospores

4. Gonidia

Q.

Which of the following is true about spores?

I: They are asexual reproductive bodies

II: They are sexual reproductive bodies

III: They are the mode of reproduction in some fungi

IV: They are the mode of reproduction in some plants

1. I and III

2. I and IV

3. II and III

4. I, III and IV

Q.

Which method do ferns use to reproduce?

1. Budding

2. Spore formation

3. Binary fission

4. Seed formation

Q. Question 10 (d)
Tick (√) the correct answer:
(d) A spore producing organism is
(i) rose
(ii) bread mould
(iii) potato
(iv) ginger

Q. are formed to help overcome unfavourable conditions for asexual reproduction.

1. Spores
2. Buds
3. Seeds

Q. _______ are formed to help over come unfavorable condition for reproduction.

1. Spores
2. Buds
3. Seeds
4. Sepals

Q.

What are spores? When are they formed? Give examples. [3 MARKS]

Q.

Explain briefly:

Spore formation is a survival technique and not a mode of reproduction in bacteria.

Q. Which of the following organisms produces spores?

1. Fungi
2. Ferns
3. All the above
4. Moss

Q.

A certain fungal spore in mycelium have genetic constitution of 2n = 16. What would be the number of chromosomes in its spores if they are haploid?

1. 48

2. 32

3. 8

4. 10

Q. X is an agent of asexual reproduction in ferns and mosses which can survive unfavourable conditions and can germinate to form new individuals. Identify X.

1. Nodes
2. Spores
3. Seeds
4. Buds

Q.

Fungus, moss and fern reproduce by a common method of asexual reproduction. Name the method.

Q.

Which of the following produce spores for reproduction? You may choose more than one option.

1. 

2. 

3. 

4. 

Q.

How will the organisms be benefitted if it reproduces through spores?

Q. Blood is not a tissue because it is a fluid.

1. True
2. False

Q. What is incorrect about spores?

1. They can survive in unfavorable conditions
2. They can germinate in unfavorable conditions
3. They can survive in dry weather
4. They have a tough covering

Q. A spore is

1. A broken off piece of the parent organism
2. A new daughter cell arising from splitting of the parent cell
3. A thick-walled resistant structure
4. An outgrowth in the parent body