Given below are two statements:
Statements I: Species confined to a particular region and are not found anywhere else are called endemic species
Statement II: Keystone species are usually abundant in an ecosystem
In the light of the above statements, choose the most appropriate answer from the options given below:
1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect
3. Statement I is correct but Statement II is incorrect 
4. Statement I is incorrect but Statement II is correct 

Subtopic:   Biodiversity Conservation |
 69%
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

'The Evil Quartet' is responsible for decline in biodiversity are
A. Habitat loss
B. Over exploitation
C. Ex-situ conservation
D. Co-extinction
E- Out breeding
Choose the correct answer from the option given below:
1. A & B only
2. A, B & D only
3. A & D only
4. B, D & E only
Subtopic:  Loss of Biodiversity |
 82%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Maximum species abundance occurs at which latitude?
1.  41°
2.  71°
3.  23°
4.  52°
Subtopic:  Magnitude of Biodiversity | Biodiversity Patterns |
 76%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Genetic diversity 
A. helps in the formation of polymorph 
B. helps in speciation 
C. is diversity of habitat 
D. is diversity due to replacement of species within the habitat 
E. is useful in adaptation to changes in environment 
Choose the correct answer from the options given below 
1. A, B and E only 
2. B, C and D only 
3. C, D and E only 
4. A, B and D only 
Subtopic:  Introduction & Types |
 50%
Please attempt this question first.
Hints
Please attempt this question first.

Select the incorrect statement(s) about biodiversity 
A. It increases from high to low latitudes 
B. Increased biodiversity contributes to higher productivity 
C. Within a region, species richness increases with increasing explored area 
D. Loss of biodiversity in a region leads to decreased variability in ecosytem processes
E. Tropical environments promote niche specialization and lead to decrease in biodiversity 
Choose the correct answer from the options given below: 
1. A, D only 
2. B, C, D only 
3. B, E only 
4. D, E only 
Subtopic:  Biodiversity Patterns |
 55%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Which of the following is not a method for ex-situ conservation? 
1. Botanical garden 
2. Wildlife safari parks 
3. National parks 
4. Zoological parks 
Subtopic:  Ex Situ Conservation of Biodiversity |
 84%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.
(a) Plants (b) Invertebrates
(c) Fishes (d) Mammals
(e) Birds

Choose the correct answer from the options given below:
1. (a) > (b) > (e) > (d) > (c) 2. (a) > (c) > (d) > (b) > (e)
3. (b) > (a) > (e) > (d) > (c) 4. (b) > (a) > (c) > (e) > (d)
Subtopic:  Biodiversity Patterns |
 64%
From NCERT
NEET - 2022
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

The World Summit on sustainable development held in 2002 in Johannesburg, South Africa pledged for:
1. A significant reduction in the current rate of biodiversity loss.
2. Declaration of more biodiversity hotspots.
3. Increase in agricultural production
4. Collection and preservation of seeds of different genetic strains of commercially important plants.
Subtopic:   Biodiversity Conservation |
 83%
From NCERT
NEET - 2022
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

Match List-I with List-II : 
List-I List-II
(a) Sacred groves (i) Alien species
(b) Zoological park (ii) Release of large quantity of oxygen
(c) Nile perch (iii) Ex-situ conservation
(d) Amazon forest (iv) Khasi Hills in Meghalaya

Choose the correct answer from the options given below :
(a) (b) (c) (d)
1. (iv) (iii) (i) (ii)
2. (ii) (iv) (i) (iii)
3. (iv) (i) (ii) (iii)
4. (iv) (iii) (ii) (i)
Subtopic:  Importance of Biodiversity | Loss of Biodiversity | In Situ Conservation of Biodiversity | Ex Situ Conservation of Biodiversity |
 92%
From NCERT
NEET - 2022
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

advertisementadvertisement

Western Ghats have a large number of plants and animal species that are not found anywhere else. Which of the following term is used to notify such species?
1. Threatened species
2. Keystone species
3. Endemic species
4. Vulnerable species
Subtopic:  In Situ Conservation of Biodiversity |
 82%
From NCERT
NEET - 2022
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