I. Fill in the blanks:
1. Rose plant is ____________ whereas tomato plant is herb.
2. The flower is that part of a plant which contains the _________organs.
3. Plants having leaves with reticulate venation have _________roots whereas
those having leaves with parallel venation have __________ roots.
4. Green plants use __________ energy to make food. This process is called
_______________.
5.The money plant having a long and weak stem is called a ___________.
II. Classify the following into herbs, shrubs and trees:
Wheat, Henna, Coconut, Paddy, Bougainvillea, Carrot, Banyan, Lemon,
mint, Eucalyptus, Cabbage
III. Correct and rewrite the following statements:
1. Leaves hold the plant upright.
2. Roots conduct water to the leaves.
3. The number of petals and sepals in a flower is always equal.
4. Stem absorbs water and minerals from the soil.
IV. Multiple choice questions:
1. Plants take carbon dioxide from air through tiny openings found in the
a. fruits b. leaves c. roots d. stem
2. Most of the fruits have ______________.
a. flowers b. root hairs c. seeds d. leaves
3. The loss of water from the leaves of a plant is called _________.
a. evaporation b. respiration c. transportation d. transpiration
4. One of the following plants does not have climbing organ called tendrils. This one is:
a. money plant b. bitter gourd plant c. pea plant d. passion flower plant
V. Question based on High Order Thinking Skills:
i
) The flower of a plant has two reproductive organs X and Y. The organ X is flask shaped
whose sticky top part is A, the central part is a long tube B and the swollen part at the
bottom is C. The part C contains tiny structures D. The organ Y consists of a long stalk
having a swollen top E. The top E contains a powdery substances F.
1. What are
i ) X, and ii) Y
2. Name
i ) A ii) B iii) C iv) D
3. What are
i ) E, and F
4. What will part C becomes after fertilisation ?
5. What will structures D becomes after fertilisation ?
ii) P and Q are two types of plants. Plant P has a thin, long and weak stem which
cannot stand upright on its own. The plant P does not have tendrils and spread on
the ground. On the other hand, plant Q has a green, soft and delicate stem but it
can stand upright on its own.
1. What type of plant is P? Name one plant like P.
2. What type of plant is Q? Name one plant like Q.
Answers
Answer:
1. rose plant is a shrub whereas tomato is a herb.
2.Structure. As a plant's reproductive part, a flower contains a stamen (male flower part) or pistil (female flower part), or both, plus accessory parts such as sepals, petals, and nectar glands (Figure 19). The stamen is the male reproductive organ. It consists of a pollen sac (anther) and a long supporting filament.
3.If a plant has leaves with reticulate venation, what kind of roots will it have? Answer. Plants which have leaveswith reticulate venation are likely to have tap roots.
4.Photosynthesis
Plants make their own food by a process called Photosynthesis. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy and stored in the form of starch which can be used later.
5.creeper : The stem of money plant are thin, long and weak and spread on the ground. Thus it is called a creeper.
II Herbs---- wheat, paddy, cabbage, carrot
Shrubs----- Bougainvillea , Henna, lemon.
Trees----- coconut, eucalyptus, banyan...
III roots absorbs water and minerals from the soil.
stem hold the plant upright.
stem conduct water to the leaves.
The number of petals and sepals in a flower may be different in different plants.
If the sepals of a flower are joined together, then its petals may or may not be joined together.
If the petals of a flower are joined together, then the stamen may or may not be joined to the petal.
Explanation:
Answer:
1.Rose plant is woody perinnial flowering plant.
2.reproductive organs.
3.fibrous root.
4.photosynthesis.
5.creeper.
Hope it helps you.