Casparian strips occur in?
1. Epidermis
2. Pericycle
3. Cortex
4. Endodermis

Subtopic:  Anatomy of Root |
 78%
From NCERT
NEET - 2018
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Plants having little or no secondary growth are:
1. Grasses
2. Deciduous angiosperms
3. Conifers
4. Cycads
Subtopic:  Secondary Growth in Root (OLD NCERT) |
 85%
From NCERT
NEET - 2018
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Which one is wrongly matched?
1. Uniflagellate gametes - Polysiphonia
2. Biflagellate zoospores - Brown algae
3. Gemma cups - Marchantia
4. Unicellular organism - Chlorella
Subtopic:  Rhodophyceae: Red Algae and Importance of Algae |
 82%
From NCERT
NEET - 2018
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Match the items given in Column I with those in Column II and select the correct option given below:
Column I Column II
a.    Herbarium i. It is a place having a collection of preserved plants and animals. 
b.   Key ii. A list that enumerates methodically all the species found in an area with a brief description aiding identification. 
c.    Museum iii. Is a place where dried and pressed plant specimens mounted on sheets are kept. 
d.    Catalogue iv. A booklet containing a list of characters and their alternates which are helpful in the identification of various taxa.
 
a b c d
1. i iv iii ii
2. iii ii i iv
3. ii iv iii i
4. iii iv i ii
Subtopic:  Taxonomical Aids: Part 1 (OLD NCERT) | Taxonomical Aids: Part 2 (OLD NCERT) | Taxonomical Aids (OLD NCERT) |
 67%
From NCERT
NEET - 2018
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Winged pollen grains are present in:

1 Mustard
2. Cycas
3. Mango
4. Pinus

Subtopic:  Pollination & Outbreeding Devices |
 53%
NEET - 2018
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After karyogamy followed by meiosis, spores are produced exogenously in?

1. Neurospora 2. Alternaria
3. Agaricus 4. Saccharomyces
Subtopic:  Kingdom Fungi: Basidomycetes |
 64%
From NCERT
NEET - 2018
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What is the role of NAD+ in cellular respiration?
1. It functions as an enzyme
2. It functions as an electron carrier
3. It is a nucleotide source for ATP synthesis
4. It is the final electron acceptor for anaerobic respiration
Subtopic:  Aerobic Respiration |
 58%
From NCERT
NEET - 2018
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Oxygen is not produced during photosynthesis by:
1. Green sulphur bacteria 2. Nostoc
3. Cycas 4. Chara
Subtopic:  Historical View: Experiments |
 84%
From NCERT
NEET - 2018
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Pollen grains can be stored for several years in liquid nitrogen having a temperature of:

1. –120 °C 2. –80 °C
3. –196 °C 4. –160 °C
Subtopic:  Stamen: Male Gametophyte |
 95%
From NCERT
NEET - 2018
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In which of the following forms is iron absorbed by plants?
1. Ferric 2. Ferrous
3. Free element 4. Both ferric and ferrous
Subtopic:  Mineral Function |
 67%
From NCERT
NEET - 2018
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