Reproduction in Organisms

Match List-I with List-II Choose the correct answer from the options given below :

1. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
2. (a)-(i), (b)-(iv), (c)-(iii), (d)-(ii)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)

Which of the following plants is monoecious?

1. Cycas circinalis
2. Carica papaya
3. Chara
4. Marchantia polymorpha

In some plants, the female gamete develops into embryo without fertilization. This phenomenon is known as :

1. Syngamy
2. Parthenocarpy
3. Parthenogenesis
4. Autogamy

Offsets are produced by

1. parthenocarpy
2. parthenogenesis
3. meiotic divisions
4. mitotic divisions

Which of the following flowers only once in its lifetime?

1. Papaya
2. Bamboo species
3. Jackfruit
4. Mango

Which one of the following statements is not correct?

1. Offspring produced by the asexual reproduction are called clone.
2. Microscopic, motile, asexual reproductive structures are called zoospores.
3. In potato, banana and ginger, the plantlets arise from the internodes present in the modified stem.
4. Water hyacinth, growing in the standing water, drains oxygen from water that leads to the death of fishes.

Which one of the following generates new genetic combinations leading to variation?

1. Vegetative reproduction
2. Parthenogenesis
3. Sexual reproduction
4. Nucellar polyembryony

Match column I with column II and select the correct option using the codes given below.

1. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
2. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
3. (a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

Which of the following pairs is not correctly matched?

1. [figure]
2. [figure]
3. [figure]
4. [figure]

In ginger, vegetative propagation occurs through

1. bulbils
2. runners
3. rhizome
4. offsets.

Meiosis takes place in

1. gemmule
2. megaspore
3. meiocyte
4. conidia.

Product of sexual reproduction generally generates

1. new genetic combination leading to variation
2. large biomass
3. longer viability of seeds
4. prolonged dormancy.

Which one of the following is correctly matched?

1. Onion – Bulb
2. Ginger – Sucker
3. Chlamydomonas – Conidia
4. Yeast – Zoospores

Which one of the following pairs is wrongly matched while the remaining three are correct?

1. Penicillium – conidia
2. Water hyacinth – runner
3. Bryophyllum – leaf buds
4. Agave – bulbils

Which one of the following is monoecious?

1. Marchantia
2. Cycas
3. Pinus
4. Date palm

In oogamy, fertilization involves

1. a small non-motile female gamete and a large motile male gamete
2. a large non-motile female gamete and a small motile male gamete
3. a large non-motile female gamete and a small non-motile male gamete
4. a large motile female gamete and a small non-motile male gamete.

During regeneration, modification of an organ to other organ is known as

1. morphogenesis
2. epimorphosis
3. morphallaxis
4. accretionary growth