Option 1
Ι. Find 1 correct answer:
- All plants from algae to the covered plants have:
A) cellular structure; B) fruits; C) flowers; D) Seeds.
- The perianth is formed by:
A) the pedicel and the floret; B) the stamens and pistils;
C) corolla and calyx; D) sepals and stamens.
- Plants capable of photosynthesis enrich the earth’s atmosphere…:
A) water; B) carbon dioxide; C) oxygen; D) nitrogen.
- A shoot develops from:
A) a root; B) a stem; C) a bud; D) an internode.
- The shoot includes:
A) a flower and a fruit; B) a stem with leaves and buds; C) a stem and a root; D) a flower and a root.
ΙΙ. Correlate the characteristics of a plant’s adaptation to pollination with its method of pollination:
|
Signs of plants |
Pollination method |
|
1. The pollen is dry and fine; 2. Flowers small and unsightly; 3. There is nectar in the flowers; 4. Flowers are brightly colored; 5. Much pollen is produced; 6. Flowering before leaves open. |
А. Wind pollination; B. Pollination by insects. |
ΙΙΙ. Define the following concepts:
- chlorophyll is…
- An inflorescence is…
- The root system is…
- pollination is…
- The stamen is…
ΙV. Give complete answers to the following questions:
- What ways and kinds of reproduction do you know. Characterize them.
- Name the characteristics of monocotyledonous plants.
Option 2
Ι. Find 1 correct answer:
- Fungi feed on:
A) by forming organic matter in the light; B) finished organic matter;
C) only organic matter from living organisms; D) by settling on food.
- The places where leaves attach to the shoot are called:
A) nodes; B) internodes; C) petioles; D) bast.
- The vegetative organs of a plant include…:
A) shoot and root; B) shoot and fruit; C) flower and fruit; D) root and flower.
- Ferns need water to reproduce because …:
A) spore formation occurs in it; B) spore germination and fertilization occur in it; C) water carries the spores a long distance; D) water gives the cells elasticity.
- The fruit is formed from:
A) the stigma of the pistil; B) the stamen; C) the petals; D) the ovary of the pistil.
ΙΙ. Correlate the families of flowering plants with their representatives:
|
Representatives |
Plant families |
|
1. Meadow strawberry; 2. dandelion with medicinal roots; 3. Chamomile; 4. Cornflower blue; 5. Cinnamon hips; 6. Lapticum erectus. |
А. Rosaceae; B. Complexiflorals. |
ΙΙΙ. Define the following concepts:
- fertilization is…
- A flower is…
- Chloroplasts are…
- The pistil is…
- The seed is…
ΙV. Give complete answers to the following questions:
- Pollination: what is it? Methods of pollination. Types of pollination.
- Name the characteristics of dicotyledonous plants.
