Asexual Reproduction

Q.

How do humans reproduce asexually?

Q.

Define parthenogenesis and give two examples.

Q. Which of the following statement is true about asexual reproduction?

1. Only plants reproduce by asexual means
2. All multicellular organisms perform asexual reproduction
3. In asexual reproduction two different sexes are involved
4. Fertilization does not take place in asexual reproduction.

Q. Explain about reproduction of Fungi .

Q.

Both bacteria and yeast reproduce by asexual method, but how does this method differ in them ?

Q. Spiral Chloroplasts are found in which of the following?

1. Chlamydomonas
2. Spirogyra
3. Ulva
4. Chara

Q.

Vegetative reproduction is a type of asexual reproduction in which plants reproduce through structures other than flowers and seeds.

Bryophyllum plant reproduces by producing buds over its

1. roots

2. stems

3. leaves

4. flowers

Q. In which type of reproduction does the body of the parent organism broken into pieces?

1. Budding
2. Fission
3. Fragmentation
4. Spore formation

Q. A sponge can be distinguished from other animals by the presence of

1. hollow body
2. choanocytes
3. dermal papillae
4. none of the above

Q. What are the differences between chromonema, chromonemata and chromomere and how they are associated with Lampbrush chromosomes and Polytene chromosomes?

Q. Which of the following organisms reproduce through budding?

1. Moss
2. Yeast
3. Annelid
4. Rose

Q. Spore producing plants are

1. I, II and III
2. II, III and IV
3. II and IV
4. III and IV
5. IV only

Q. Question 45 (f)
Fill in the blanks
(f) A fungus_____can be seen without microscope.

Q.

Which of the following are methods of asexual reproduction?

1. Fission

2. Budding

3. Vegetative propagation

4. All of these

Q.

Which of the following does not use asexual mode of reproduction?

1. None of these

2. Bryophyllum

3. Planaria

4. Amoeba

Q. Find the type of Honey bee from the following options with these characters:

• They are sterile female bees.
• They are the smallest members of the colony.
• Their function is to collect honey, look after the young ones.

1. Drone Bees
2. Worker Bees
3. Queen Bees
4. None of the above

Q. Why are most monerans genetically identical?

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Differentiate between epigeal germination and hypogeal germination.

Q. Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses?

1. Diplontic life cycle
2. Members of kingdom platoon
3. Mode of Nutrition
4. Multiplication by fragmentation

Q. Which of these is correct?

1. Both are correct
2. Neither is correct
3. Bacteria reproduce by asexual reproduction
4. Human beings reproduce by sexual reproduction

Q. What are spore s

Q. Short / Long answer type questions.
Though yeasts do not produce a typical ascocarp they are still included in the Ascomycotina. Why?

Q. Which of the following reproduce through budding?

1. Sparrow
2. Reptiles
3. Amoeba
4. Hydra

Q. Factors responsible for the rapid spread of bread mould on slices of bread are:
(i) Large number of spores
(ii) Availability of moisture and nutrients in bread
(iii) Presence of tubular branched hyphae
(iv) Formation of round shaped sporangia
Which of the above statements are true?

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

Q.

both bacteria and yeast reproduce by asexual method, but how does this method differ in them ?

Q. In Yeast, budding occurs in

1. Favourable conditions
2. Unfavourable conditions
3. During perennation
4. Overgrown individuals