1
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

Which of the following are true about the taxonomical aid 'key'?

(a) Keys are based on the similarities and dissimilarities.

(b) Key is analytical in nature.

(c) Keys are based on the contrasting characters in pair called couplet.

(d) Same key can be used for all taxonomic categories.

(e) Each statement in the key is called Lead.

Choose the most appropriate answer from the options given below:

A
(a), (c), (d) and (e) only
B
(a), (b) and (c) only
C
(b), (c), and (d) only
D
(a), (b), (c) and (e) only
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Which of the following is not a method of ex situ conservation?

A
In vitro fertilization
B
National Parks
C
Micropropagation
D
Cryopreservation
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Habitat loss and fragmentation, over exploitation, alien species invasion and co-extinction are causes for :

A
Population explosion
B
Competition
C
Biodiversity loss
D
Natality
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

In-situ conservation refers to :

A
Protect and conserve the whole ecosystem
B
Conserve only high-risk species
C
Conserve only endangered species
D
Conserve only extinct species
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