CBSE Class 7 Science Reproduction In Plants Worksheet

Fri - Science

Question 1. Give one example of organize which reproduces by
a. Budding b. Fission c. Fragmentation d. Cutting
Answer:
a. Budding: Yeast
b. Fission: Amoeba
c. Fragmentation: Spirogyra
d. Cutting: Rose
In simple words: Different organisms use different methods to produce new individuals of their own kind.

Exam Tip: Memorize standard examples for each mode of reproduction as they are frequently asked in objective questions.

Question 2. Differentiate between the asexual and sexual reproduction in plants.
Answer:

In simple words: Asexual reproduction needs only one parent without seeds, while sexual reproduction involves fusion of male and female gametes, usually through flowers and seeds.

Exam Tip: Always present differences in a tabular format with clear headings for full marks.

Question 3. Diagram
a. Name the method of reproduction in the above diagram.
b. In which organism is this mode of reproduction accruing.
c. What is the small bulb like projection coming out from the cell called?
Note (Draw the diagram also)
Answer:
a. Budding
b. Yeast
c. Bud

Construction / Diagram Explanation:
1. Draw a spherical parent cell of yeast.
2. Show a small bulb-like projection (bud) growing from the side of the parent cell.
3. Show the nucleus dividing and moving into the growing bud.
4. Show a chain of buds separating or remaining attached to form a colony.

In simple words: In budding, a small outgrowth forms on the parent organism, grows larger, and eventually detaches to live as a new independent organism.

Exam Tip: Label diagrams neatly and indicate the sequence using arrows when showing developmental stages like budding.