WAEC UPDATES

Waec biology practical answers 2022

Waec biology practical answers 2022

Here is the waec biology practical answers for 2022

(1a)

A: Annual crop

C: Annual crop

(1b)

TABULATE

=SPECIMEN A=

(i) Presence of hole

(ii) Brownish in colour

(iii) It is not wet

(iv) Presence of two leaves

=SPECIMEN C=

(i) Absence of hole

(ii) Whitish in colour

(iii) It is wet

(iv) Absence of two leaves

(1c)

(i) Practising of crop rotation

(ii) Spraying with insecticides

(iii) Growing of resistance varieties

(1d)

A: Epigeal

B: Hypogeal

(1ei)

[img]https://i.imgur.com/CusGfrP.jpg[/img]

(1eii)

TABULATE

TEST: C + iodine solution

OBSERVATION: A blue-black colour is observed

INFERENCE: Starch is present

(2ai)
D: Termitarium
F: Give

(2aii)
TABULATE

=SPECIMEN D=
(i) Absence of eye
(ii) Absence of ocelli
(iii) Absence of pollen
(iv) Absence of stinger

=SPECIMEN F=
(i) Presence of eye
(ii) Presence of ocelli
(iii) Presence of pollen
(iv) Presence of stinger

(2aiii)
Social insect

(2b)
(i) Provision of honey which serves as food
(ii) It serves as an agent of pollination

(2c)
(i) Incisors: For cutting of grass
(ii) Premolar: For chewing
(iii) Molar: For grinding

(2di)
Heterotrops/Herbivorous

(2dii)
(i) Presence of diastema for food propelling
(ii) Presence of incisors for cutting of grass
(iii) Presence of molar and premolar for chewing and grinding grasses

(2e)
(i) Calcium
(ii) Phosphorous

(3ai)

TABULATE

=SPECIMEN H=

(i) Presence of comb

(ii) Small in size

=SPECIMEN L=

(i) Absence of comb

(ii) Bigger in size

(3aii)

TABULAT

=SPECIMEN K=

(i) Absence of web foot

(ii) Presence of short and sharp claws

=SPECIMEN M=

(i) Presence of web foot

(ii) Presence of long and sharp claws

(3b)

=SPECIMEN H=

(i) Possession of eye for sight

(ii) Possession of comb for sensitivity

=SPECIMEN M=

(i) Possession of web feet to float in water

(ii) Possession of sharp claws to scratch the soil

(3bi)

(i)Grains

(ii)Grass

(3c)

[img]https://i.imgur.com/BpVfSpG.jpg[/img]

(3d)

Woodland

(3e)

H – Pecking

L – Pecking

MyScholarshipBaze

I love surfing the web and providing great information for my readers. I am an Editor At Myscholarshipbaze.com

Recent Posts

Imo state university school fees 2023

Imo state university school fees for the 2022/2023 academic session The management and Authorities of…

4 hours ago

Waje Biography & net worth for the year 2023

Waje's Biography & net worth for the year 2023 Aituaje Iruobe is a Nigerian singer…

7 hours ago

Omawumi’s Biography & net worth for the year 2023

Omawumi's Biography & net worth for the year 2023 Omawumi Megbele popularly known professionally by…

13 hours ago

Nneka’s Biography & net worth for the year 2023

Nneka's Biography & net worth for the year 2023 Nneka Egbuna popularly known professionally as…

16 hours ago

Chidinma’s Biography & net worth for the year 2023

Chidinma's Biography & net worth for the year 2023 Chidinma Ekile popularly known by her…

22 hours ago

Johnny Drille’s Biography & net worth for the year 202

Johnny Drille's Biography & net worth for the year 2023 John Ighodaro popularly known by…

23 hours ago