Plants like Elm (Ulmus), Dandelion (Taraxacum) and members of Rose Family vegetatively reproduce by

(1) Rhizome

(2) Sucker

(3) Stolon

(4) Corm

Subtopic:  Asexual Reproduction |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

The vegetative propagule of Bryophyllum is:

1. Bulbil

2. Leaf buds

3. Rhizome

4. Offset

Subtopic:  Asexual Reproduction |
 89%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Water hyacinth is one of the most invasive weeds primarily because:

1. It gets adapted to any fresh water body easily

2. It produces secondary metabolites against herbivores

3. It can propagate vegetatively at a phenomenal rate

4. It is predated upon by a large number of organisms

Subtopic:  Asexual Reproduction |
 77%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Isogametes are seen in:

1. Cladophora

2. Fucus

3. Human beings

4. Ficus

Subtopic:  Events during Sexual reproduction |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The number of chromosomes in a meiocyte of the fruit fly is:

(1) 4

(2) 8

(3) 12

(4) 16

Subtopic:  Events during Sexual reproduction |
 65%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The most critical event in sexual reproduction is:

(1) Gametogenesis

(2) Gamete transfer

(3) Fertilization

(4) Embryogenesis

Subtopic:  Events during Sexual reproduction |
 73%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

With respect to organisms exhibiting internal fertilization, organisms exhibiting external fertilization show:

1. More variations

2. Great synchrony between sexes

3. Large female size than males

4. Less vulnerability to predation

Subtopic:  Events during Sexual reproduction |
 66%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Ginger is vegetatively propagated through:

1. Rhizome

2. Bulbil

3. Stolon

4. Offset

 

Subtopic:  Asexual Reproduction |
 94%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

In animals exhibiting internal fertilization:

1. There is high synchrony between the two sexes

2. The chances of desiccation of the embryo is high

3. The male gamete is motile

4. Vulnerability to predators is increased

Subtopic:  Events during Sexual reproduction |
 69%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Rotifers:

(1) Exhibit adult reproductive structures in juvenile phase

(2) Are plants that can be both monoecious or dioecious

(3) Produce gametes by mitosis

(4) Are animals capable of reproducing by parthenogenesis

Subtopic:  Events during Sexual reproduction |
 78%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch