The phenomenon which is influenced by auxin and also played a major role in its discovery is:
1. Phototropism
2. Root initiation
3. Gravitropism
4. Apical Dominance

Subtopic:  Growth Hormones & Auxin | Photoperiodism (OLD NCERT) |
 61%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

The transverse section of plant part showed polyarch, radial and exarch xylem, with endodermis and pericycle. The plant part is identified as:
1. Monocot root 2. Dicot root
3. Dicot stem 4. Monocot stem
Subtopic:  Anatomy of Root |
 71%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

What will happen if fresh water lake gets contaminated by the addition of polluted water with high BOD?
1. Amount of dissolved oxygen in the lake will decrease.
2. The lake will remain unaffected
3. Number of submerged aquatic plants in the lake will increase
4. Number of aquatic animals in the lake will increase.
Subtopic:  Water Pollution |
 83%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

The last chromosome sequenced in Human Genome project was:
1. Chromosome 6 2. Chromosome 1
3. Chromosome 22 4. Chromosome 14
Subtopic:  Human Genome Project |
 72%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

The amount of nutrients such as carbon, nitrogen, potassium and calcium present in the soil at any given time is referred to as:
1.Standing state2.Standing crop
3.Humus4.Detritus
Subtopic:  Mineral Cycling & Ecosystem Services (OLD NCERT) |
 65%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

Plants offer rewards to animals in the form of pollen and nectar and the animals facilitate the pollination process. This is an example of:
1. Amensalism
2. Competition
3. Commensalism
4. Mutualism
Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 89%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

The species of plants that plays a vital role in controlling the relative abundance of other species in a community is called _______.
1. alien species 2. endemic species
3. exotic species 4. keystone species
Subtopic:  Importance of Biodiversity |
 62%
NEET - 2023
Please attempt this question first.
Hints

Match List - I with List - II
List-I List-II
(A) Pteropsida (I) Psilotum
(B) Lycopsida (II) Equisetum
(C) Psilopsida (III) Adiantum
(D) Sphenopsida (IV) Selaginella
Choose the correct answer from the options given below:
Options: (A) (B) (C) (D)
1. II III I IV
2. III I IV II
3. II III IV I
4. III IV I II
Subtopic:  Pteridophytes |
 73%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

Inulin is a polymer of:
1.Fructose2.Galactose
3.Amino Acids4.Glucose
Subtopic:  Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 81%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Thermostable DNA polymerase used in PCR was isolated from:
1. Thermus aquaticus
2. Escherichia coli
3. Agrobacterium tumefaciens
4. Bacillus thuringiensis
Subtopic:  Polymerase Chain Reaction: PCR |
 88%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.