Latest AFA Reviewer 7

A  farmer wanted to increase of number of mango tree in his farm. He want to have 20 trees with the genetic qualities of parent plant and another 20 trees the parent’s genetic qualities as the root stock while using another variety as the scion. He also wanted to have 5 trees using 3 different varieties as scion.

1. Which type of plant propagation is reflected in the paragraph above?

A. Sexual Propagation

B. Asexual Propagation

C. Veneer Grafting

D. Tongue Propagation

ANS: B

2. Which method of propagation is referred to in the third sentence?

A. Inarching grafting

B. Bank Grafting

C. Splice Grafting

D. Saddle Grafting

ANS: B

3. In the second sentence, which method of propagation can be used?

A. Mound Layering

B. Tip Layering

C. Composite Layering

D. Air Layering

ANS: D

4. The following method of propagation can be used to achieve what is needed in the third sentence, EXCEPT?

A. approach grafting

B. tongue grafting

C. root grafting

D. saddle grafting

ANS: C

A butterfly sips the nectar of the flower. In so doing, the pollen grains of the flower get attached to its legs. After a while, it flies and lands on another flower. The pollen it carries falls into pistil of the second flower, thus enabling fertilization and sexual reproduction of plants.

5. Which process is describe above?

A. Propagation

B. Sterilization

C. Pollination

D. Pigmentation

ANS: C

6. Which is the function of the butterfly in the process described above?

A. Consumer

B. Merchandiser

C. Retailer

D. Agent

ANS: D

7. Can human be an agent of pollination like the butterfly described above?

A. Yes, we can.

B. No, we can’t

C. Maybe, we can

D. Of course, we can’t

ANS: A

8. Which type of pollination DOES NOT involve other organism to act as agent?

A. Biotic

B. Abiotic

C. Anemophily

D. Hydrophily

ANS: B

9. Which type of pollination involves wind as the agent?

A. Biotic

B. Abiotic

C. Anemophily

D. Hydrophily

ANS: C

10. What is meant by a 15-30-15 fertilizer?

A. 15 parts Nitrogen, 30 parts Potassium, 15 parts Phosphorous

B. 15 parts Nitrogen, 30 parts Phosphorous, 15 parts Potassium

C. 15 parts Nitrogen, 30 parts Magnesium Sulfate, 15 parts Potassium

D. 15 parts Nitrogen, 30 parts Manganese, 15 parts Potassium

ANS: B

11. What nutrients are usually lacking from the soil because plants consume them in big quantities?

A. Betanutrients

B. Macronutrients

C. Giganutrients

D. Micronutrients

ANS: B

12. Which is a protective covering made of either sawdust, moss, compost, gravel paper, or a combination, spread or left on the ground to enrich the soil?

A. Mulch

B. Greenery

C. Fertilizer

D. Cover copping

ANS: A

13. Which terms refers to the arrangement of leaves on a stem?

A. Venation

B. Philotaxy

C. Phyllotaxy

D. Pyllotaxy

ANS: C

14. Which plants grow on another plant are not parasitic? They usually derive physical support from the host and obtain nourishment from the air and other sources.

A. Halophytes

B. Epiphytes

C. Lithophytes

D. Mesophytes

ANS: B

15. Which gas is released during photosynthesis?

A. Carbon Dioxide

B. Hydrogen

C. Nitrogen

D. Oxygen

ANS: D

16. Which are woody climbing or twining plants?

A. Herbs

B. Lianas

C. Vines

D. Shrubs

ANS: B

17. Which of the following has a parallel leaf venation?

A. Onion

B. Alugbati

C. Cabbage

D. Amaranth

ANS: A

18. Which organism fertilizer is made from decayed plants and animals?

A. Night Soil

B. Green Manure

C. Mutch

D. Compost

ANS: D

19 The following are characteristic of sexual propagation, EXCEPT ____________

A. reproduction of plants with the use o seeds

B. shorter number of years to produce the desired seed

C. union of pollen and egg to produced seed

D. possible improvement of plants character

ANS: B

20. Which type of soil has approximately 20 – 40 % sand, 18-52 % silt, and 27-40% clay?

A. Clay loam soil

B. Silt loam soil

C. Sandy loam soil

D. Sandy soil

ANS: A

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