SSC (English Medium) १० वीं कक्षा - Maharashtra State Board Question Bank Solutions

Observe the picture and answer the following questions.

1. The given picture indicates which principle?
2. Explain that principle in your language.
3. What is the meaning of acquired characteristics?

Draw a neat and labelled diagram.

Double fertilization in angiosperms

Explain the sexual reproduction process in plants with a diagram.

Observe the figure below. Write functions of the labelled parts.

Give a scientific reason.

Cockroach belongs to phylum Arthropoda.

Sketch and label the essential and accessory whorls of flower.

Give any two examples of agents of pollination.

Identify my class/phylum and give one example of it:

We form the highest number of animals on the planet. We have bilateral symmetry and our exoskeleton is in the form of chitin.

In a plant flower the female whorl is ______.

Write the correct co-relation.

Butterfly : Arthropoda : : Earthworm : ______.

Observe the following figure and explain the concept.

What is the structural unit of sexual reproduction in plant?

What are the agents for pollination?

What is the function of calyx?

The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:

Triple fusion involves ______.

Type of sexual reproduction is ______.

Example of phylum Arthropoda is ______.

Read the following statement and justify the same in your own words with the help of a suitable example.

Geographical and reproductive isolation of organisms gradually leads to speciation.

Sketch, label and classify an octopus.