The female gametophyte in the angiosperms is:
 
1. 7 celled and 8 nucleate   
2. 8 celled and 7 nucleate
3. 7 celled and 7 nucleate
4. 8 celled and 8 nucleate

Subtopic:  Pistil: Female Gametophyte |
 92%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Identify the incorrect statement:
1. Typical angiosperm anther is bilobed and dithecous.
2. Tapetum in the wall of the anther nourishes the developing pollen grains.
3. In over 60 % of angiosperms, pollen grains are shed at the three-celled stage.
4. Pollen exine is made up of sporopollenin.
Subtopic:  Stamen: Male Gametophyte |
 92%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

The shield-like cotyledon in grass [monocot] seeds is called:
1. Plumule
2. Scutellum
3. Perisperm
4. Coleoptile
Subtopic:  Seed |
 91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Nucellar polyembryony is seen in:
1. Citrus and Mango
2. Castor and Pea
3. Grasses and Mustard
4. Orchids and China rose

Subtopic:  Apomixis & Polyembryony |
 82%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

In an angiosperm, the ovule is attached to the placenta by a stalk called:
1. Funicle
2. Raphe
3. Hilum
4. Chalaza
Subtopic:  Pistil: Ovule |
 89%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Wind-pollinated flowers are characterized by:

1. being heavily scented   
2. highly attractive colours
3. non-sticky light pollen grains, well-exposed stamen, large feathery stigma
4. ribbon shaped pollen with mucilaginous covering
Subtopic:  Pollination & Outbreeding Devices |
 94%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Endosperm may persist in mature seed in:
1. Pea and Apple
2. Groundnut and Wheat
3. Beans and Mango
4. Castor and Coconut
Subtopic:  Endosperm |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Identify the incorrect statement related to Pollination: 
 
1. Moths and butterflies are the most dominant pollinating agents among insects 
2. Pollination by water is quite rare in flowering plants 
3. Pollination by wind is more common amongst abiotic pollination 
4. Flowers produce foul odours to attract flies and beetles to get pollinated 
Subtopic:  Pollination & Outbreeding Devices |
 79%
From NCERT
NEET - 2022
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

Given below are two statements:

Statement I: Cleistogamous flowers are invariably autogamous.
Statement II: Cleistogamy is disadvantageous as there is no chance for cross pollination.


In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.

Subtopic:  Pollination & Outbreeding Devices |
 85%
From NCERT
NEET - 2022
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

advertisementadvertisement

Which part of the fruit, labelled in the given figure makes it a false fruit?

1. D-Seed
2. A-Mesocarp
3. B-Endocarp
4. C-Thalamus

Subtopic:  Fruit |
 87%
From NCERT
NEET - 2022
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