(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Biology

Write the functional activity of the following structure:

Autosomes

Choose the Odd One Out

Choose the Odd One Out

Choose the Odd One Out

Multiple Choice Question

Genetics is a branch of biology dealing with:

Multiple Choice Question

When an individual has both the genes of a contrasting character, it is said to be:

Multiple Choice Question

A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:

Name the following:

The membrane which allows water molecules to pass through, but not sugar molecules.

Fill in the Blank
______  serves as a medium for the transport of inorganic salts and food molecules in the plant.

Fill in the Blank
Water and mineral salts absorbed by root is known as ______.

Name the hormone produced by the following gland giving one function: Adrenal medulla

Write about some functions of adrenal glands.

Is the following gland an exocrine or an endocrine gland?

Adrenal

A leaf is a food factory. Explain.

Adrenaline is also known as emergency hormone.

Our hair stands on their ends during fear.

Some adult women may develop facial hairs. What may be the cause for it?

Sketch and label the structure of adrenal gland.

On a bright sunny day, water weeds growing in an aquarium were actively giving off bubbles of gas. Use this information to answer questions that follow:

1. Name the process occurring in the water weed that has resulted in the evolution of these bubbles.
2. Of what gas do these bubbles consist?
3. Briefly describe the reactions occurring in the leaves of the water weeds leading to the evolution of these bubbles.
4. Give an overall balanced chemical equation to represent the process named in (i) above.

What is meant by a destarched plant? How can it be destarched?