Budding

Q.

Differentiate between holocarpic and eucaryotic fungi.

Q. Most active stage of the cell cycle is:

1. Prophase
2. Metaphase
3. Telophase
4. Interphase

Q. Study the following figures and select the correct statements regarding them.


i. A shows mode of asexual reproduction in sponges through internal buds.
ii. B shows sexual reproduction through zoospores in Chlamydomonas.
iii. C shows vegetative reproduction through conidiospores in Chara.
iv. D shows external budding in Sycon.

1. (i) and (iv)
2. (i) and (iii)
3. (ii), (iii), and (iv)
4. (i), (iii) and (iv)

Q. Identify the process explained in the image given below.

1. Budding in Hydra
2. Binary fission in Amoeba
3. Multiple fission in Amoeba
4. Budding in Yeast

Q.

Difference between regeneration and budding.

Q.

During unfavourable conditions, certain bacteria produce

1. exospores

2. endospores

3. heterocyst

4. conidia

Q.

How do sponges reproduce asexually?

Q. Identify ‘A’ and ‘B’ and correct statements regarding them.

1. A- conidia- these are non- motile exogenous asexual reproductive structures seen in Chlamydomonas. B- gemmules- these are endogenous buds seen in sponges.
2. A- zoospores- these are microscopic and motile asexual reproductive structures seen in sponges. B- buds- these are exogenous buds seen in Penicillium.
3. A- zoospores- these are microscopic and motile asexual reproductive structures seen in Chlamydomonas B- conidia- these are non-motile exogenous asexual reproductive structures seen in Penicillium.
4. A- conidia- these are non- motile exogenous asexual reproductive structures seen in Penicillium. B- zoospores- these are microscopic and motile asexual reproductive structures seen in Chlamydomonas

Q. What is the difference between spore formation and multiple fission ?

Q. Budding is a common type of reproduction in

1. Yeast
2. Hydra
3. Both (a) and (b)
4. Tapeworm

Q. Arrange the following steps involved in binary fission in Amoeba in the correct order.

1. (iv)→ (iii)→ (i)→ (ii)→ (v)
2. (iii)→ (iv)→ (i)→ (ii)→ (v)
3. (iii)→ (v)→ (ii)→ (iv)→ (i)
4. (iv)→ (iii)→ (ii)→ (v)→ (i)

Q.

How is sporulation different from budding?

Q.

Where are zoospores produced?

Q.

Boojho had the following parts of a rose plant – a leaf, roots, a branch, a flower, a bud, and pollen grains. Which of them can be used to grow a new rose plant?

Q.

What are true yeasts?

Q.

Budding is a method of asexual reproduction in-

1. Planaria

2. Hydra

3. Rhizopus

4. Amoeba

Q. Identify the structure and organism in which these structures are seen.

1. Penicillium - conidia
2. Paramecium - bud
3. Sponges - gemmules
4. Chlamydomonas - zoospores

Q.

Is sporangium a fruiting body?

Q. Identify the disease caused by a prokaryote.

1. Malaria
2. Amoebiasis
3. Ringworm
4. Typhoid

Q. Multiple fission by sporulation occurs in

1. Plasmodium
2. Amoeba
3. Physalia
4. Planaria

Q. Budding is seen in which of the following organisms?
i) Planaria
ii) Hydra
iii) Yeast

1. II and III
2. I and III
3. None of the above
4. I and II

Q.

Is yeast a microbe?

Q. Identify the organism and type of reproduction in figure below

1. Hydra, budding
2. Yeast, budding
3. Amoeba, binary fission
4. Yeast, multiple fission
   

Q.

In which type of asexual reproduction, an animal reproduces by dividing into two individuals?

Q. Recognise the figure and find out the correct matching.

1. $d$—gametocytes, $a$—sporozoites, $b$—asexually, $c$—sexually
2. $d$—gametocytes, $a$—sporozoites, $b$—asexually, $c$—asexually
3. $a$—gametocytes, $d$—sporozoites, $c$—asexually, $b$—sexually
4. $a$—gametocytes, $d$—sporozoites, $c$—asexually, $b$—sexually

Q. Which breaks dormancy of potato tuber?

1. Gibberellin
2. IAA
3. ABA
4. Zeatin

Q.

In which of these organisms small buds are produced that remain attached to the parent during asexual reproduction?

1. Hydra and Chlamydomonas

2. Yeast and Sponge

3. Yeast and Hydra

4. Penicillium and Spongilla

Q. Which two of the following are found in the mesophyll or protein matrix and serve as structural support for a sponge?

1. Spicule, spongin
2. Osculum, spicule
3. Medusa, polyp
4. Polyp, osculum

Q.

Name an entity that shows reproduction by fragmentation?

Q. Which one of the following part of the plant when put into the soil is likely to produce new offspring?

1. Part of an internode
2. A stem cutting with a node
3. Part of a primary root
4. A flower