![2022 NABTEB Biology (Essay & OBJ) Answers [22nd June]](https://3.bp.blogspot.com/-1dKhkcEqhYo/WnnGiOpLmUI/AAAAAAAAAok/nRK0FfO937YZ64R_WsIzbs8dFx0junVAgCPcBGAYYCw/s1600/NABTEB%2BNigeria.jpg "2022 NABTEB Biology (Essay & OBJ) Answers [22nd June]")
Get Free Live 2022 NABTEB May/June Biology (BIO) Questions and Answers for School Candidates Free of Charge | NABTEB May/June Free Biology Questions and Answers EXPO Room (16th June, 2022).
NABTEB MAY/JUNE 2022 FREE BIOLOGY QUESTION AND ANSWER ROOM [NBC/NTC]
Wednesday 22nd June, 2022
Biology Paper I (Objective & Essay) 12.30p.m – 12:50pm (2hrs 20mins)
Biology Paper I (Objective & Essay) 12.30p.m – 12:50pm (2hrs 20mins)
2022 NABTEB BIOLOGY (THEORY) ANSWERS:
(2a)
(PICK ANY FIVE)
(i)Mineral salt
(ii) Chlorophyll
(iii) Sunlight
(iv) Carbon(IV)oxide
(v) Optimum temperature
(vi)water
(vii)Enzymes
(2b)
Maize Plant
(i) Small and inconspicuous
(ii) No nectar
(iii) Usually not scented
(iv) Petals not brightly coloured
(v) Many pollen grains produced per anther
(2ci)
(In a tabular form)
TROPIC MOVEMENT
(i)Tropic movement is a growth movement of plants in response to external unilateral stimulus
(ii)Responds to unilateral stimulus
(iii)Slow response
(iv)Not reversible
(v)Not due to cell turgor
(vi)Directional/positive/Negative response
NASTIC MOVEMENT
(i)Nastic movement is the movement of certain plant parts in response to a diffuse stimulus
(ii) Response to diffuse stimulus
(iii) Fast response
(iv) Reversible
(v)Due to changes in cell turgor
(vi) Non-directional/neither positive nor negative response
(2cii)
Tactic movement is a directional type of response or movement in which a whole organism moves from one place to another in response to external stimuli such as light, temperature,water or certain chemicals.
Examples of tactic movements are
(i) Thermotaxis
(ii) Phototaxis
(iii) Hydrotaxis
(iv) Chemotaxis
1.
2022 NABTEB BIOLOGY OBJECTIVES (OBJ) ANSWERS
1-10: CCCCCBCBCB
11-20: DBADCBCDBC
21-30: DCBABBABCB
31-40: DABDBBBCAD
41-50: ACACCBCCCB
11-20: DBADCBCDBC
21-30: DCBABBABCB
31-40: DABDBBBCAD
41-50: ACACCBCCCB
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