PRACTICAL QUESTIONS ON FRUITS: QUESTION SET TWO.
PRACTICAL QUESTIONS ON FRUITS: QUESTION SET TWO.
a) Identify the specimens above.
Answer:
A: Castor oil fruit
B: Sunflower fruit
C: Combretum fruit
D: Maize grain/fruit
E: Apple fruit (LS)
F: Tomato fruit (LS)
b) Classify the specimen
Answer:
A. Castor oil: capsule
B. Combretum: Samara
C. Sunflower: achene
D. Maize: caryopsis
E. Apple; pome
F. Tomato: berry
c) Group the fruits into Dry fruits and fleshy fruits
Answer:
Dry fruits:
- Castor oil
- Combretum
- Sunflower
- Maize
Fleshy/succulent fruits
- Apple
- Tomato
d). Similarities between sunflower and maize fruits
Answer:
- Single-seed fruits
- Dry pericarp
- Indehiscent fruits
e). Mode of dispersal of the Specimen C and one reason.
Answer:
- Wind
Reasons:
- Wing-like structures to be carried by air
- Dry and light fruit
THE DIAGRAM BELOW REPRESENTS TRANSVERSE SECTIONS OF FRUITS.
a) State the kind of placentation in each fruit.
Answer:
- A: Axile Placentation
- B: Marginal Placentation
b) Name one fruit that has the kind of placentation in each of diagrams A and B.
Answer:
- A: Orange/tomato
- B: Cowpea / Crotalaria/pride of Barbados
c) Name the structures labelled I, II and III.
Answer:
- I: Seed
- II: Placenta
- III: Septum
