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

The anatomy of springwood shows some peculiar features. Identify the correct set of statements about springwood.

(a) It is also called as the earlywood

(b) In spring season cambium produces xylem elements with narrow vessels

(c) It is lighter in colour

(d) The springwood along with autumn wood shows alternate concentric rings forming annual rings

(e) It has lower density

Choose the correct answer from the options given below:

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

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
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

In which of the following animals, digestive tract has additional chambers like crop and gizzard?

A
Corvus, Columba, Chameleon
B
Bufo, Balaenoptera, Bangarus
C
Catla, Columba, Crocodilus
D
Pavo, Psittacula, Corvus
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

If the length of a DNA molecule is 1.1 metres, what will b the approximate number of base pairs?

A
3.3 $$\times$$ bp 109
B
6.6 $$\times$$ bp 109
C
3.3 $$\times$$ bp 106
D
6.6 $$\times$$ bp 106
EXAM MAP