Pick the correct group consisting of all genera exhibiting homospory.

(1) Lycopodium, Psilotum, Selaginella, Equisetum

(2) Equisetum, Pteris, Salvinia, Psilotum

(3) Salvinia, Pteris, Lycopodium, Selaginella

(4) Equisetum, Psilotum, Lycopodium, Pteris

Subtopic:  Pteridophytes |
 86%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

In the given diagrams, some of the algae have been labelled as A, B, C, D and E. Choose the correct option to identify these algae.

A B C D E
1. Dictyota Polysiphonia  Porphyra Fucus Laminaria
2. Porphyra Dictyota Laminaria Fucus Polyspiphonia
3. Dictyota Polysiphonia Porphyra Laminaria Fucus
4. Fucus Porphyra Dictyota Polysiphonia  Laminaria
Subtopic:  Chlorophyceae: Green Algae: I | Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Chlorophyceae: Green Algae |
 74%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Classical Taxonomy is based on

(1) morphological traits

(2) habitat of organisms

(3) similarities and dissimilarities of behaviour

(4) phylogeny

Subtopic:  Classification System: I | Classification System |
 56%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Read the following statements reagrding bryophytes and choose the incorrect option.

(1) Gametophytic phase is dominant in life cycle

(2) Fertilisation takes place in presence of water

(3) Zygote undergoes meiosis to produce sporophyte

(4) Sporophyte isphysiologically dependent on gametophyte

Subtopic:  Bryophytes |
 71%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Gelatin, an important raw material for preparation of photographic emulsion is a by product of

(1) chicken

(2) forest

(3) cattle

(4) fish

Subtopic:  Algae |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Phylogenetic system of classification includes

(1) evolutionary trends only

(2) genetic trends only

(3) evolutionary trend as well as morphology

(4) behavioural trends in environment

Subtopic:  Classification System: I | Classification System |
 60%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Match items in Column I with those in Column II.

 

Column I

 

Column II

A.

Peritrichous flagella

1.

Ginkgo

B.

Living fossil

2.

Macrocystis

C. 

Rhizophore

3.

E.coli

D.

Smallest flowering plant    

4.

Selaginella

E.

Largest perennial alga

5.

Wolffia

 

 

A   

B   

C   

D   

E

(1)

3

1

4

5

2

(2)

2

3

4

1

5

(3)

4

2

1

5

3

(4)  

2

4

3

5

1

 75%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Cycas is classified as a gymnosperms due to its

1. motile sperms

2. fruit formation

3. naked ovule

4. pycnoxylic wood

Subtopic:  Gymnosperms: I | Gymnosperms |
 90%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Elater mechanism for seed dispersal is exhibited by

(1) Riccia

(2) Marchantia

(3) Dryopteris

(4) Funaria

Subtopic:  Bryophytes (Liverworts) |
 61%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Who proposed a five-kingdom classification and named kingdoms as Monera, Protista, Fungi, Plantae and Animalia?

(1) Herbert Copeland

(2) RH Whittaker

(3) Carl Woese

(4) Carolus Linnaeus

Subtopic:  Classification System: I | Classification System |
 97%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh