Seeds of drumstick and maple are carried to long distances by wind because they possess
- ✓winged seeds
- Blarge and hairy seeds
- Clong and ridged fruits
- Dspiny seeds
Answer: A.
View full solution →Question types
Reproduction in Plants question types
104 questions across 9 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
104
Questions
9
Question groups
5
Question types
01
MCQ (1 Marks)
22 Q→02Assertion (A) & Reason (B) MCQ
5 Q→03True False[1 Marks ]
7 Q→04Fill In The Blanks With Correct Alternative.[1 Marks Each]
12 Q→051 Marks Question
21 Q→062 Marks Questions
12 Q→073 Marks Question
16 Q→08Match the Following.
3 Q→095 Marks Questions
6 Q→Sample Questions
Reproduction in Plants questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which of the following parts of a plant take part in sexual reproduction?
(i) Flower
(ii) Seed
(iii) Fruit
(iv) Branch
Choose the correct answer given below.
(i) Flower
(ii) Seed
(iii) Fruit
(iv) Branch
Choose the correct answer given below.
- A(i) and (ii)
- ✓(i), (ii) and (iii)
- C(iii) and (iv)
- D(ii), (iii) and (iv)
Answer: B.
View full solution →Which of the following statements is/are true for sexual reproduction in plants?
(i) Plants are obtained from seeds
(ii) Two plants are always essential
(iii) Fertilisation can occur only after pollination
(iv) Only insects are agents of pollination
Choose from the options given below.
(i) Plants are obtained from seeds
(ii) Two plants are always essential
(iii) Fertilisation can occur only after pollination
(iv) Only insects are agents of pollination
Choose from the options given below.
- ✓(i) and (iii)
- BOnly (i)
- C(ii) and (iii)
- D(i) and (iv)
Answer: A.
View full solution →Pollination refers to the
- Atransfer of pollen from anther to ovary
- Btransfer of male gametes from anther to stigma
- ✓transfer of pollen from anther to stigma
- Dtransfer of pollen from anther to ovule
Answer: C.
View full solution →The ovaries of different flowers may contain
- Aonly one ovule
- Bmany ovules
- ✓one to many ovules
- Donly two ovules
Answer: C.
View full solution →Assertion (A) Seeds are dispersed to different places.
Reason (R) Drumstick and maple have winged seeds.
Reason (R) Drumstick and maple have winged seeds.
- ABoth A and R are true and R is the correct explanation of A
- ✓Both A and R are true, but R is not the correct explanation of A
- CA is true, but R is false
- DA is false, but R is true
Answer: B.
View full solution →Assertion (A) Pollen grains have a tough protective coat.
Reason (R) It protects the male gamete from adverse conditions like high temperature and low humidity.
Reason (R) It protects the male gamete from adverse conditions like high temperature and low humidity.
- ✓Both A and R are true and R is the correct explanation of A
- BBoth A and R are true, but R is not the correct explanation of A
- CA is true, but R is false
- DA is false, but R is true
Answer: A.
View full solution →Assertion (A) Corn and papaya produce unisexual flowers.
Reason (R) Unisexual flowers contain both stamen and pistil.
Reason (R) Unisexual flowers contain both stamen and pistil.
- ABoth A and R are true and R is the correct explanation of A
- BBoth A and R are true, but R is not the correct explanation of A
- ✓A is true, but R is false
- DA is false, but R is true
Answer: C.
View full solution →Assertion (A) The transfer of pollen from the anther to the stigma of a flower is called pollination.
Reason (R) Pollen grains have tough protective coat which prevents them from drying up.
Reason (R) Pollen grains have tough protective coat which prevents them from drying up.
- ABoth A and R are true and R is the correct explanation of A
- ✓Both A and R are true, but R is not the correct explanation of A
- CA is true, but R is false
- DA is false, but R is true
Answer: B.
View full solution →Assertion (A) Bryophyllum reproduces asexually through stem cutting.
Reason (R) Plants produced by vegetative propagation are exact copies of their parent plant.
Reason (R) Plants produced by vegetative propagation are exact copies of their parent plant.
- ABoth A and R are true and R is the correct explanation of A
- BBoth A and R are true, but R is not the correct explanation of A
- CA is true, but R is false
- ✓A is false, but R is true
Answer: D.
View full solution →Hibiscus or China rose is a bisexual flower.
Pistil is the male reproductive part of a flower.
Two individuals are needed for the sexual reproduction.
Asexual reproduction in yeast takes place by budding.
The potato tuber reproduces from seeds.
The male and female gametes fuse to form a ______________ during the process of ______________. This grows into an ______________ which is enclosed within a seed. After fertilisation the ovules develop into ______________ and the ovary develops into a ______________.
Spirogyra is an alga which may break up into two or more ______________ .
The small bulb-like projection coming out from the yeast cell is called a ______________ .
The scars present on the potato tubers are called ______________.
Roots, stems and leaves are called ______________ of a plant.
Coconut is a large and heavy fruit. How is it adapted for dispersal by water?
Which type of pollination does the given figure indicate?
Pick the odd one out from the following on the basis of mode of reproduction and give reason for it, Sugarcane, Potato, Rice, Rose.
Fungus, moss and fern reproduce by a common method of asexual reproduction. Name the method.
Boojho had the following parts of a rose plant-a leaf, roots, a branch, a flower, a bud and pollen grains. Which of them can be used to grow a new rose plant?
When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them.
(i) What is this growth called?
(ii) How does the growth take place?
(i) What is this growth called?
(ii) How does the growth take place?
One morning as Paheli strolled in her garden she noticed many small plants, which were not there a week ago. She wondered, where they had come from as nobody had planted them there. Explain the reason for the growth of these plants.
In the figure given below, label the part marked (i), (ii) and (iii).
Boojho wants to know how the male gamete in the pollen grain reaches the female gamete present in the ovule?
Boojho wants to know if there is any advantage of vegetative propagation.
Ria went to a plant nursery with her mother. The gardener approached them and asked about their choice of plant. Ria's mother wanted a flowering plant with fragrance. Gardner showed them a plant and told them that this variety has been prepared by a method of vegetative propagation of stems. Ria grew curious and asked some questions to the gardener.
(i) What is vegetative propagation?
(ii) What is the method of producing new plants using stem?
(i) What is vegetative propagation?
(ii) What is the method of producing new plants using stem?
The transfer of pollen grains from anther to stigma of flower is termed as polination. Find out five wind pollinated flowers and list them.
Ravi was sitting in a garden with his family. His younger sister came running with different types of flowers and started to name their parts. She stoped as she forgot some names and Ravi noticing this, came to help her.
His sister asked many questions related to flowers and Ravi answered her with all information he had.
(i) What is a flower? Mention its function during reproduction.
(ii) Flowers help in pollination and fertilisation. Yes/No. Give reason.
His sister asked many questions related to flowers and Ravi answered her with all information he had.
(i) What is a flower? Mention its function during reproduction.
(ii) Flowers help in pollination and fertilisation. Yes/No. Give reason.
Students of class 7th went on school trip to forest. There they observed a pond covered with a green film on surface. What can be these organisms covering the pond? Does these organisms harm the living bodies inside the pond?
Write how the following seeds are dispersed?
(I) Seeds with wings
(II) Small and light seeds
(iii) Seeds with spines/hooks
(I) Seeds with wings
(II) Small and light seeds
(iii) Seeds with spines/hooks
| Column I | Column II |
| A. Bryophyllum | 1. Stem cutting |
| B. Cactus | 2. Detached body parts |
| C. Rose | 3. Fragmentation |
| D. Spirogyra | 4. Vegetative reproduction by roots |
| 5. Leaves |
| Column I | Column II |
| A. Vegetative part | 1. Vegetative reproduction by roots |
| B. Dahlia | 2. Sori |
| C. Bread mould | 3. Stem |
| D. Fern | 4. Sporangium |
| Column I | Column II |
| (a) Bud | (i) Maple |
| (b) Eyes | (ii) Spirogyra |
| (c) Fragmentation | (iii) Yeast |
| (d) Wings | (iv) Bread mould |
| (v) Potato |
Name some fruit bearing plants. Now make a table and describe the method of seed dispersal in these fruits as well as the part which helps in the seed dispersal.
In the diagram of a bisexual flower given as figure, draw the missing part and label the parts marked (a), (b) and (c). Also label the missing part that you draw.
In the figure of a flower given below, label the parts whose functions are given below and give their names.
(i) The part which contains pollen grains.
(ii) The part where the female gamete is formed.
(iii) The female reproductive part, where pollen grains germinate.
(iv) The colourful part of flower which attracts insects.
(i) The part which contains pollen grains.
(ii) The part where the female gamete is formed.
(iii) The female reproductive part, where pollen grains germinate.
(iv) The colourful part of flower which attracts insects.
Observe the given figure and answer the following questions.
(i) Name the plant.
(ii) Which type of reproduction is seen in this plant?
(iii) Label the parts of this plant.
(i) Name the plant.
(ii) Which type of reproduction is seen in this plant?
(iii) Label the parts of this plant.
Distinguish between the following
(i) Unisexual flower and bisexual flower
(ii) Stamen and pistil.
(i) Unisexual flower and bisexual flower
(ii) Stamen and pistil.
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